From patchwork Tue Jul 31 06:01:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550007 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8CC5F14E0 for ; Tue, 31 Jul 2018 06:04:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 77BF0295B0 for ; Tue, 31 Jul 2018 06:04:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6A3D229C5D; Tue, 31 Jul 2018 06:04:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 152BE295B0 for ; Tue, 31 Jul 2018 06:04:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=yNT+p+djPCgBVSmCmrMUZ9nF+RWVJ0T4qcAmIRz5ppE=; b=GVOlmC4EH0gb79FZNgSXFx/3wc lSLMWNs3Aw0o0+7dv5nSlX3CEwR5GR67xzXCArTtrmsDcEwPxJFTYeTQYwyBhKSqIcBe/LHbfzN1h PCgIO9+ZtMddL/Bk0GvVRdjPzcnRVsL9kunG5rXcPBQHtpaohEiTCREuVwRL5eufy1DL8z2dWlXli 6Z2YODMSw6m1olwao2EQQ3wiDwSklbe5FJNd2bvLR7EON63OyWtDMLEGtq1RL74H9xERcp9ShkrKW tYSJ3HrFci18Y5N7axybFJVD5MzEP4Qw83QlE4r3HLnpbBcmUSaUX/Rq4X/5WV8gau4Q7glxXrTd0 rkimInVQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNln-00078g-KS; Tue, 31 Jul 2018 06:04:31 +0000 Received: from relay10.mail.gandi.net ([217.70.178.230]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNlk-00076m-Hw for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:04:30 +0000 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay10.mail.gandi.net (Postfix) with ESMTPSA id 0DBF3240005; Tue, 31 Jul 2018 06:03:59 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 01/11] hugetlb: Harmonize hugetlb.h arch specific defines with pgtable.h Date: Tue, 31 Jul 2018 06:01:45 +0000 Message-Id: <20180731060155.16915-2-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_230428_729455_78EE8A0E X-CRM114-Status: UNSURE ( 8.85 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP asm-generic/hugetlb.h proposes generic implementations of hugetlb related functions: use __HAVE_ARCH_HUGE* defines in order to make arch specific implementations of hugetlb functions consistent with pgtable.h scheme. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm64/include/asm/hugetlb.h | 2 +- include/asm-generic/hugetlb.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index e73f68569624..3fcf14663dfa 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -81,9 +81,9 @@ extern void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep); extern void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep); +#define __HAVE_ARCH_HUGE_PTE_CLEAR extern void huge_pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep, unsigned long sz); -#define huge_pte_clear huge_pte_clear extern void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte, unsigned long sz); #define set_huge_swap_pte_at set_huge_swap_pte_at diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index 9d0cde8ab716..3da7cff52360 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -32,7 +32,7 @@ static inline pte_t huge_pte_modify(pte_t pte, pgprot_t newprot) return pte_modify(pte, newprot); } -#ifndef huge_pte_clear +#ifndef __HAVE_ARCH_HUGE_PTE_CLEAR static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep, unsigned long sz) { From patchwork Tue Jul 31 06:01:46 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550021 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 47DC514E0 for ; Tue, 31 Jul 2018 06:05:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 32E9D29E79 for ; Tue, 31 Jul 2018 06:05:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2445A2A40A; Tue, 31 Jul 2018 06:05:40 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 85F0629E79 for ; Tue, 31 Jul 2018 06:05:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=r5rewSI8gi8uRG6i6xDE59yBTunVZ9tugxyhnRfJbd8=; b=k80cSlBcs7yX6H6eNzvOJGWti9 FgaMRKi5tTTYHZeB2w57vbPEhpwy62gDT/SvN7nen9MoaVhecLLIJjz2kC7GMmMyabLWzICsZLDQg f8ay1O6ODVgkN6yLimttJ+PcuhiSUeWDLlry6R9J3ok9FbGjIwy+zB5tC9U3AmB5QymCFgX2oPsIK 5HT/CxjX9ZCHyrMVGDnUwCHwXF0V7Z3Kf9fFtwdTZNAe8Ro6Omfv4iKvPsOG747M2YJm9AB8pTlsc F9vUAyEQyz1ih2246Cdxp6mi5Gb8xL1monY7+21vQPkewUtFuqYQJmCH28+AdZzdyuJvql9ZDexDA 6boQh8DQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNmk-0000DG-QT; Tue, 31 Jul 2018 06:05:30 +0000 Received: from relay10.mail.gandi.net ([217.70.178.230]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNmg-0007pM-1g for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:05:28 +0000 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay10.mail.gandi.net (Postfix) with ESMTPSA id CEE4924000A; Tue, 31 Jul 2018 06:05:08 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 02/11] hugetlb: Introduce generic version of hugetlb_free_pgd_range Date: Tue, 31 Jul 2018 06:01:46 +0000 Message-Id: <20180731060155.16915-3-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_230526_387165_77622AFB X-CRM114-Status: GOOD ( 10.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, arm64, mips, parisc, sh, x86 architectures use the same version of hugetlb_free_pgd_range, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb.h | 9 --------- arch/arm64/include/asm/hugetlb.h | 10 ---------- arch/ia64/include/asm/hugetlb.h | 5 +++-- arch/mips/include/asm/hugetlb.h | 13 ++----------- arch/parisc/include/asm/hugetlb.h | 12 ++---------- arch/powerpc/include/asm/hugetlb.h | 4 +++- arch/sh/include/asm/hugetlb.h | 12 ++---------- arch/sparc/include/asm/hugetlb.h | 4 +++- arch/x86/include/asm/hugetlb.h | 8 -------- include/asm-generic/hugetlb.h | 11 +++++++++++ 10 files changed, 26 insertions(+), 62 deletions(-) diff --git a/arch/arm/include/asm/hugetlb.h b/arch/arm/include/asm/hugetlb.h index 7d26f6c4f0f5..537660891f9f 100644 --- a/arch/arm/include/asm/hugetlb.h +++ b/arch/arm/include/asm/hugetlb.h @@ -27,15 +27,6 @@ #include -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, - unsigned long addr, unsigned long end, - unsigned long floor, - unsigned long ceiling) -{ - free_pgd_range(tlb, addr, end, floor, ceiling); -} - - static inline int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, unsigned long len) { diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 3fcf14663dfa..4af1a800a900 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -25,16 +25,6 @@ static inline pte_t huge_ptep_get(pte_t *ptep) return READ_ONCE(*ptep); } - - -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, - unsigned long addr, unsigned long end, - unsigned long floor, - unsigned long ceiling) -{ - free_pgd_range(tlb, addr, end, floor, ceiling); -} - static inline int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, unsigned long len) { diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index 74d2a5540aaf..afe9fa4d969b 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -3,9 +3,8 @@ #define _ASM_IA64_HUGETLB_H #include -#include - +#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr, unsigned long end, unsigned long floor, unsigned long ceiling); @@ -70,4 +69,6 @@ static inline void arch_clear_hugepage_flags(struct page *page) { } +#include + #endif /* _ASM_IA64_HUGETLB_H */ diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 982bc0685330..53764050243e 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -10,8 +10,6 @@ #define __ASM_HUGETLB_H #include -#include - static inline int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, @@ -38,15 +36,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, - unsigned long addr, - unsigned long end, - unsigned long floor, - unsigned long ceiling) -{ - free_pgd_range(tlb, addr, end, floor, ceiling); -} - static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) { @@ -114,4 +103,6 @@ static inline void arch_clear_hugepage_flags(struct page *page) { } +#include + #endif /* __ASM_HUGETLB_H */ diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 58e0f4620426..28c23b68d38d 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -3,8 +3,6 @@ #define _ASM_PARISC64_HUGETLB_H #include -#include - void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); @@ -32,14 +30,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, - unsigned long addr, unsigned long end, - unsigned long floor, - unsigned long ceiling) -{ - free_pgd_range(tlb, addr, end, floor, ceiling); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { @@ -71,4 +61,6 @@ static inline void arch_clear_hugepage_flags(struct page *page) { } +#include + #endif /* _ASM_PARISC64_HUGETLB_H */ diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 3225eb6402cc..a7d5c739df9b 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -4,7 +4,6 @@ #ifdef CONFIG_HUGETLB_PAGE #include -#include extern struct kmem_cache *hugepte_cache; @@ -113,6 +112,7 @@ static inline void flush_hugetlb_page(struct vm_area_struct *vma, void flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr); #endif +#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr, unsigned long end, unsigned long floor, unsigned long ceiling); @@ -179,6 +179,8 @@ static inline void arch_clear_hugepage_flags(struct page *page) { } +#include + #else /* ! CONFIG_HUGETLB_PAGE */ static inline void flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr) diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index 735939c0f513..f6a51b609409 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -4,8 +4,6 @@ #include #include -#include - static inline int is_hugepage_only_range(struct mm_struct *mm, unsigned long addr, @@ -27,14 +25,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, - unsigned long addr, unsigned long end, - unsigned long floor, - unsigned long ceiling) -{ - free_pgd_range(tlb, addr, end, floor, ceiling); -} - static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) { @@ -85,4 +75,6 @@ static inline void arch_clear_hugepage_flags(struct page *page) clear_bit(PG_dcache_clean, &page->flags); } +#include + #endif /* _ASM_SH_HUGETLB_H */ diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 300557c66698..59d89b52ccb7 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -3,7 +3,6 @@ #define _ASM_SPARC64_HUGETLB_H #include -#include #ifdef CONFIG_HUGETLB_PAGE struct pud_huge_patch_entry { @@ -84,8 +83,11 @@ static inline void arch_clear_hugepage_flags(struct page *page) { } +#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr, unsigned long end, unsigned long floor, unsigned long ceiling); +#include + #endif /* _ASM_SPARC64_HUGETLB_H */ diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 5ed826da5e07..398da3b3414c 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -28,14 +28,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, - unsigned long addr, unsigned long end, - unsigned long floor, - unsigned long ceiling) -{ - free_pgd_range(tlb, addr, end, floor, ceiling); -} - static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) { diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index 3da7cff52360..c697ca9dda18 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -40,4 +40,15 @@ static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr, } #endif +#ifndef __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE +static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, + unsigned long addr, unsigned long end, + unsigned long floor, unsigned long ceiling) +{ + free_pgd_range(tlb, addr, end, floor, ceiling); +} + + +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:47 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550029 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 49F4914E0 for ; Tue, 31 Jul 2018 06:06:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 35F6229E79 for ; Tue, 31 Jul 2018 06:06:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 29C152A40A; Tue, 31 Jul 2018 06:06:51 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id AD57229E79 for ; Tue, 31 Jul 2018 06:06:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=T6ZhyQ5Ksee6Vb2+T2raL0Ywg6yxaq9qCfdUD0NLR8Q=; b=M7eHoYcw/AwqIO4htQ1aA+/OFo Ydyz0+SBmb5VZcUScjsaVqRBkeRMHlXTwTMP2oMqyNLSJQEcllS0LNrmQRWMuZEGmQeOGQVH1O5mY ad5cELW3VlWc2DMfMh2CSt60qDUOwgcPpb2MPSsKWWTd12qUUBBjeceS+ZMlt99q4ikCzeN/DLXS+ 0T4VLYv+G3WkV9d2KSGJeDd2Uq+G5FXTHU0jSruz+nKQ98OTp/6iOTScSM4uspAO0MijS9m9Mhjz4 /l1lx0pEY35v3+2+VjD6I0NWjkxJk+nCbQp7ai2NzuS2cpIAkZ8PH7Wx+U/oL870ETP9Une/EPjOI 0mILK6xA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNnx-0001DN-Nn; Tue, 31 Jul 2018 06:06:45 +0000 Received: from relay3-d.mail.gandi.net ([217.70.183.195]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNnu-0001CN-32 for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:06:44 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id E01BE6000B; Tue, 31 Jul 2018 06:06:14 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 03/11] hugetlb: Introduce generic version of set_huge_pte_at Date: Tue, 31 Jul 2018 06:01:47 +0000 Message-Id: <20180731060155.16915-4-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_230643_077086_62409F80 X-CRM114-Status: UNSURE ( 9.85 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, ia64, mips, powerpc, sh, x86 architectures use the same version of set_huge_pte_at, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb-3level.h | 6 ------ arch/arm64/include/asm/hugetlb.h | 1 + arch/ia64/include/asm/hugetlb.h | 6 ------ arch/mips/include/asm/hugetlb.h | 6 ------ arch/parisc/include/asm/hugetlb.h | 1 + arch/powerpc/include/asm/hugetlb.h | 6 ------ arch/sh/include/asm/hugetlb.h | 6 ------ arch/sparc/include/asm/hugetlb.h | 1 + arch/x86/include/asm/hugetlb.h | 6 ------ include/asm-generic/hugetlb.h | 8 +++++++- 10 files changed, 10 insertions(+), 37 deletions(-) diff --git a/arch/arm/include/asm/hugetlb-3level.h b/arch/arm/include/asm/hugetlb-3level.h index d4014fbe5ea3..398fb06e8207 100644 --- a/arch/arm/include/asm/hugetlb-3level.h +++ b/arch/arm/include/asm/hugetlb-3level.h @@ -37,12 +37,6 @@ static inline pte_t huge_ptep_get(pte_t *ptep) return retval; } -static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte_at(mm, addr, ptep, pte); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 4af1a800a900..874661a1dff1 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -60,6 +60,7 @@ static inline void arch_clear_hugepage_flags(struct page *page) extern pte_t arch_make_huge_pte(pte_t entry, struct vm_area_struct *vma, struct page *page, int writable); #define arch_make_huge_pte arch_make_huge_pte +#define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT extern void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index afe9fa4d969b..a235d6f60fb3 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -20,12 +20,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE); } -static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte_at(mm, addr, ptep, pte); -} - static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 53764050243e..8ea439041d5d 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -36,12 +36,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte_at(mm, addr, ptep, pte); -} - static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 28c23b68d38d..77c8adbac7c3 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -4,6 +4,7 @@ #include +#define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index a7d5c739df9b..0794b53439d4 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -132,12 +132,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte_at(mm, addr, ptep, pte); -} - static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index f6a51b609409..bc552e37c1c9 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -25,12 +25,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte_at(mm, addr, ptep, pte); -} - static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 59d89b52ccb7..16b0c53ea6c9 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -12,6 +12,7 @@ struct pud_huge_patch_entry { extern struct pud_huge_patch_entry __pud_huge_patch, __pud_huge_patch_end; #endif +#define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 398da3b3414c..8db9a761964d 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -28,12 +28,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte_at(mm, addr, ptep, pte); -} - static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index c697ca9dda18..ee010b756246 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -47,8 +47,14 @@ static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, { free_pgd_range(tlb, addr, end, floor, ceiling); } +#endif - +#ifndef __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT +static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte) +{ + set_pte_at(mm, addr, ptep, pte); +} #endif #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:48 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550037 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 47EB91708 for ; Tue, 31 Jul 2018 06:07:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 31F5D29F2F for ; Tue, 31 Jul 2018 06:07:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 243B629F5A; Tue, 31 Jul 2018 06:07:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A6C8B29F2F for ; Tue, 31 Jul 2018 06:07:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=tizQdI4kH0d+54vMUIjj+7ctJjlxr+Zh/WIhQ4RJQcc=; b=MZqtQQrOd+enRZ78foH0Kn6Pe1 ghzY9jmFjPBftte5/rVucGgWGfemAx21c/sRzAdPdFpD74lVQddww9ca1Sy3hBrW0tmkfhCyTo2lT 9ri8ONY5u++ciIvkvMAMEdbyTKMaCVoQSlHtj4DiODLa40q9DuZvxSelIVNjfN1Iry/MsFhiywWim MI+95fdpsNppVgYqSTkTj9BeAwmhckSSl3oenbZ31Q6SPRGnXELf36xjuXCtS4ZFieaQTOCCuMZc7 /pJG7NcoWSeEuaSwnZL8WqNfu1t9t++DHhLpt+FIbOd7WWBbRYFT1gTnmIkqs5M1ffbH07mCHywCH IAlv3RAQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNp1-0001sO-NY; Tue, 31 Jul 2018 06:07:51 +0000 Received: from relay5-d.mail.gandi.net ([217.70.183.197]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNoy-0001VT-R8 for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:07:50 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay5-d.mail.gandi.net (Postfix) with ESMTPSA id CBE531C000E; Tue, 31 Jul 2018 06:07:24 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 04/11] hugetlb: Introduce generic version of huge_ptep_get_and_clear Date: Tue, 31 Jul 2018 06:01:48 +0000 Message-Id: <20180731060155.16915-5-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_230749_157677_A2D5E8BF X-CRM114-Status: GOOD ( 10.18 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, ia64, sh, x86 architectures use the same version of huge_ptep_get_and_clear, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb-3level.h | 6 ------ arch/arm64/include/asm/hugetlb.h | 1 + arch/ia64/include/asm/hugetlb.h | 6 ------ arch/mips/include/asm/hugetlb.h | 1 + arch/parisc/include/asm/hugetlb.h | 1 + arch/powerpc/include/asm/hugetlb.h | 1 + arch/sh/include/asm/hugetlb.h | 6 ------ arch/sparc/include/asm/hugetlb.h | 1 + arch/x86/include/asm/hugetlb.h | 6 ------ include/asm-generic/hugetlb.h | 8 ++++++++ 10 files changed, 13 insertions(+), 24 deletions(-) diff --git a/arch/arm/include/asm/hugetlb-3level.h b/arch/arm/include/asm/hugetlb-3level.h index 398fb06e8207..ad36e84b819a 100644 --- a/arch/arm/include/asm/hugetlb-3level.h +++ b/arch/arm/include/asm/hugetlb-3level.h @@ -49,12 +49,6 @@ static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, ptep_set_wrprotect(mm, addr, ptep); } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty) diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 874661a1dff1..6ae0bcafe162 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -66,6 +66,7 @@ extern void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR extern pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); extern void huge_ptep_set_wrprotect(struct mm_struct *mm, diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index a235d6f60fb3..6719c74da0de 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -20,12 +20,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE); } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 8ea439041d5d..0959cc5a41fa 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -36,6 +36,7 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 77c8adbac7c3..6e281e1bb336 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -8,6 +8,7 @@ void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 0794b53439d4..970101cf9c82 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -132,6 +132,7 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index bc552e37c1c9..08ee6c00b5e9 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -25,12 +25,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 16b0c53ea6c9..944e3a4bfaff 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -16,6 +16,7 @@ extern struct pud_huge_patch_entry __pud_huge_patch, __pud_huge_patch_end; void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 8db9a761964d..e9e7fef867ad 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -28,12 +28,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index ee010b756246..0f6f151780dd 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -57,4 +57,12 @@ static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, } #endif +#ifndef __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR +static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, + unsigned long addr, pte_t *ptep) +{ + return ptep_get_and_clear(mm, addr, ptep); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:49 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550045 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 38D581708 for ; Tue, 31 Jul 2018 06:08:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 24E062A67E for ; Tue, 31 Jul 2018 06:08:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 17A4D2A69C; Tue, 31 Jul 2018 06:08:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9C8AF2A5A7 for ; Tue, 31 Jul 2018 06:08:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=PWxFmlczvc68I+5vdG27D262uN8a3ZSHCXFIcSqrzyY=; b=POPBTjchY9HCYeeiK2d4g/uBoO 4Cmbg45i22EE/hy+/PcBZYsi3nbNQbUTnUieadMtaLdcpMA8rLzO3XfNqoXChsGKNW17jDTsrZqtZ rapUKxLymDBiqmO0VjvMEDZiOa72Ndo2ZjqX/GvEfG+WUpfil9E4XDHY9pw8ySTFaG7s52U26Ii7v mINBOBEm+aTMoBqC5DmaHGPLSPGRqFfo45jxB+Aqz97/tV5X4jy9HKl4O58N3D4VL8rjhX3J+GBTy oPxB97gfO1nRRb0KxHyry3RNQAaCLx5O12gN/yaxuHu8JuHuXim9P7PmLGBEak1cH1tNTZ8fWMSCl jTDprVEQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNq1-0002Fz-RS; Tue, 31 Jul 2018 06:08:53 +0000 Received: from relay5-d.mail.gandi.net ([217.70.183.197]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNpy-0002FN-JG for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:08:52 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay5-d.mail.gandi.net (Postfix) with ESMTPSA id 27FAA1C0003; Tue, 31 Jul 2018 06:08:33 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 05/11] hugetlb: Introduce generic version of huge_ptep_clear_flush Date: Tue, 31 Jul 2018 06:01:49 +0000 Message-Id: <20180731060155.16915-6-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_230851_227150_2EC2B933 X-CRM114-Status: GOOD ( 10.03 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, x86 architectures use the same version of huge_ptep_clear_flush, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb-3level.h | 6 ------ arch/arm64/include/asm/hugetlb.h | 1 + arch/ia64/include/asm/hugetlb.h | 1 + arch/mips/include/asm/hugetlb.h | 1 + arch/parisc/include/asm/hugetlb.h | 1 + arch/powerpc/include/asm/hugetlb.h | 1 + arch/sh/include/asm/hugetlb.h | 1 + arch/sparc/include/asm/hugetlb.h | 1 + arch/x86/include/asm/hugetlb.h | 6 ------ include/asm-generic/hugetlb.h | 8 ++++++++ 10 files changed, 15 insertions(+), 12 deletions(-) diff --git a/arch/arm/include/asm/hugetlb-3level.h b/arch/arm/include/asm/hugetlb-3level.h index ad36e84b819a..b897541520ef 100644 --- a/arch/arm/include/asm/hugetlb-3level.h +++ b/arch/arm/include/asm/hugetlb-3level.h @@ -37,12 +37,6 @@ static inline pte_t huge_ptep_get(pte_t *ptep) return retval; } -static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep) -{ - ptep_clear_flush(vma, addr, ptep); -} - static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 6ae0bcafe162..4c8dd488554d 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -71,6 +71,7 @@ extern pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); extern void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep); +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH extern void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep); #define __HAVE_ARCH_HUGE_PTE_CLEAR diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index 6719c74da0de..41b5f6adeee4 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -20,6 +20,7 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE); } +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 0959cc5a41fa..7df1f116a3cc 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -48,6 +48,7 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, return pte; } +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 6e281e1bb336..9afff26747a1 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -32,6 +32,7 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 970101cf9c82..0b02856aa85b 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -143,6 +143,7 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, #endif } +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index 08ee6c00b5e9..9abf9c86b769 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -25,6 +25,7 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 944e3a4bfaff..651a9593fcee 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -42,6 +42,7 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index e9e7fef867ad..fd59673e7a0a 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -28,12 +28,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep) -{ - ptep_clear_flush(vma, addr, ptep); -} - static inline int huge_pte_none(pte_t pte) { return pte_none(pte); diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index 0f6f151780dd..ffa63fd8388d 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -65,4 +65,12 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, } #endif +#ifndef __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH +static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) +{ + ptep_clear_flush(vma, addr, ptep); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:50 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550053 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 37DF314E0 for ; Tue, 31 Jul 2018 06:10:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 212732A67E for ; Tue, 31 Jul 2018 06:10:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1294F2A6AD; Tue, 31 Jul 2018 06:10:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 8B7BC2A67E for ; Tue, 31 Jul 2018 06:10:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=i3E238cPvbO55n1uvIBVBUPyQOtfP0QQGaqY/EhQvhQ=; b=TRnG7nwQgzQeDdmqejvvhu35AT pJurTKMpPVJmsqMmMU6jLiM9tiBPa0TwqHfsIsyo+rfBTnOTyYPnZoJGzkCeZuSk5/8NavQxUSTNS jsxopEkfyF78FdPIJR2u+YcXh3Zju9/Qb+haoPDvCLJLSypamAp83AI3PrMLzLWBZKiPYwryu/HmS TjOIt6lD4Jui7jq7NQn3kt2UjO4J5cdQY90JzPrhsF3F2dkJrVQ1Mg+W19OsB1ARm18C8jcX1NGrZ fXsoun1dUDhJYC8vf9aZPQApUJREsSY3YjH088cagRJfdrEG7HlgLZ79SqI16LKS4E6mLVFxKkE7C ngtlEAKw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNrI-0003iY-CN; Tue, 31 Jul 2018 06:10:12 +0000 Received: from relay6-d.mail.gandi.net ([217.70.183.198]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNrF-0002ZB-2F for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:10:11 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 83653C0004; Tue, 31 Jul 2018 06:09:39 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 06/11] hugetlb: Introduce generic version of huge_pte_none Date: Tue, 31 Jul 2018 06:01:50 +0000 Message-Id: <20180731060155.16915-7-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_231009_409467_7A73E0F9 X-CRM114-Status: UNSURE ( 9.41 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, arm64, ia64, parisc, powerpc, sh, sparc, x86 architectures use the same version of huge_pte_none, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb.h | 5 ----- arch/arm64/include/asm/hugetlb.h | 5 ----- arch/ia64/include/asm/hugetlb.h | 5 ----- arch/mips/include/asm/hugetlb.h | 1 + arch/parisc/include/asm/hugetlb.h | 5 ----- arch/powerpc/include/asm/hugetlb.h | 5 ----- arch/sh/include/asm/hugetlb.h | 5 ----- arch/sparc/include/asm/hugetlb.h | 5 ----- arch/x86/include/asm/hugetlb.h | 5 ----- include/asm-generic/hugetlb.h | 7 +++++++ 10 files changed, 8 insertions(+), 40 deletions(-) diff --git a/arch/arm/include/asm/hugetlb.h b/arch/arm/include/asm/hugetlb.h index 537660891f9f..c821b550d6a4 100644 --- a/arch/arm/include/asm/hugetlb.h +++ b/arch/arm/include/asm/hugetlb.h @@ -44,11 +44,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 4c8dd488554d..49247c6f94db 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -42,11 +42,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index 41b5f6adeee4..bf573500b3c4 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -26,11 +26,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 7df1f116a3cc..1c9c4531376c 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -55,6 +55,7 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, flush_tlb_page(vma, addr & huge_page_mask(hstate_vma(vma))); } +#define __HAVE_ARCH_HUGE_PTE_NONE static inline int huge_pte_none(pte_t pte) { unsigned long val = pte_val(pte) & ~_PAGE_GLOBAL; diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 9afff26747a1..c09d8c74553c 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -38,11 +38,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 0b02856aa85b..3562d46585ba 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -152,11 +152,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, flush_hugetlb_page(vma, addr); } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index 9abf9c86b769..a9f8266f33cf 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -31,11 +31,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 651a9593fcee..11115bbd712e 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -48,11 +48,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index fd59673e7a0a..42d872054791 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -28,11 +28,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index ffa63fd8388d..2fc3d68424e9 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -73,4 +73,11 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, } #endif +#ifndef __HAVE_ARCH_HUGE_PTE_NONE +static inline int huge_pte_none(pte_t pte) +{ + return pte_none(pte); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:51 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550061 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5C788157D for ; Tue, 31 Jul 2018 06:11:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 46E542A67E for ; Tue, 31 Jul 2018 06:11:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 39FF52A6B4; Tue, 31 Jul 2018 06:11:19 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B5F672A67E for ; Tue, 31 Jul 2018 06:11:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=9C3H82ui41medWc0i7eSg4QzIt1PLHc+GjItyCTexvw=; b=cDa+2/Bsw3PUGS23a7q5vyxwyj bMc9ala3+NYhe0kY77sqDohpDHzyBwCG2zYbo2nl9aD4JrKXfOGge1yaKtt1K0dgBmW19CL0Wg9J0 cdeV3KDKwoWPPYcrdIdokZwQ3pqJ96KEyc63RrNEAppY3tvLlFP0+xK/fZOTvEQoMTVSpP+lTfVr9 bk/LIliVgUsJj4ziZ9DpQWmaIm8Yn0eXHKIyici/4G2iFHLoQ0aOdkKVDT9topfm4ywhau6thBaZj 0Bbx1Nf4SKezrf36Tr+iN7XIXFWgtd04waEYrmGL2s0gORUGoNVXC2xiUSYJsoRH15AGNlUOPsSQo MGj+eNSQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNsG-0004Az-P5; Tue, 31 Jul 2018 06:11:12 +0000 Received: from relay1-d.mail.gandi.net ([217.70.183.193]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNsC-00049i-KH for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:11:11 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id 60D52240003; Tue, 31 Jul 2018 06:10:50 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 07/11] hugetlb: Introduce generic version of huge_pte_wrprotect Date: Tue, 31 Jul 2018 06:01:51 +0000 Message-Id: <20180731060155.16915-8-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_231109_560739_5199D214 X-CRM114-Status: UNSURE ( 8.70 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, arm64, ia64, mips, parisc, powerpc, sh, sparc, x86 architectures use the same version of huge_pte_wrprotect, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb.h | 5 ----- arch/arm64/include/asm/hugetlb.h | 5 ----- arch/ia64/include/asm/hugetlb.h | 5 ----- arch/mips/include/asm/hugetlb.h | 5 ----- arch/parisc/include/asm/hugetlb.h | 5 ----- arch/powerpc/include/asm/hugetlb.h | 5 ----- arch/sh/include/asm/hugetlb.h | 5 ----- arch/sparc/include/asm/hugetlb.h | 5 ----- arch/x86/include/asm/hugetlb.h | 5 ----- include/asm-generic/hugetlb.h | 7 +++++++ 10 files changed, 7 insertions(+), 45 deletions(-) diff --git a/arch/arm/include/asm/hugetlb.h b/arch/arm/include/asm/hugetlb.h index c821b550d6a4..9ca14227eeb7 100644 --- a/arch/arm/include/asm/hugetlb.h +++ b/arch/arm/include/asm/hugetlb.h @@ -44,11 +44,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - static inline void arch_clear_hugepage_flags(struct page *page) { clear_bit(PG_dcache_clean, &page->flags); diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 49247c6f94db..1fd64ebf0cd7 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -42,11 +42,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - static inline void arch_clear_hugepage_flags(struct page *page) { clear_bit(PG_dcache_clean, &page->flags); diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index bf573500b3c4..82fe3d7a38d9 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -26,11 +26,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 1c9c4531376c..b3d6bb53ee6e 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -62,11 +62,6 @@ static inline int huge_pte_none(pte_t pte) return !val || (val == (unsigned long)invalid_pte_table); } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index c09d8c74553c..5a102d7251e4 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -38,11 +38,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep); diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 3562d46585ba..7123599089c6 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -152,11 +152,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, flush_hugetlb_page(vma, addr); } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index a9f8266f33cf..54f65094efe6 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -31,11 +31,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 11115bbd712e..f661362376e0 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -48,11 +48,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 42d872054791..3cd3a2c9840e 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -28,11 +28,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index 2fc3d68424e9..cd9697672b79 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -80,4 +80,11 @@ static inline int huge_pte_none(pte_t pte) } #endif +#ifndef __HAVE_ARCH_HUGE_PTE_WRPROTECT +static inline pte_t huge_pte_wrprotect(pte_t pte) +{ + return pte_wrprotect(pte); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550073 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7D9E01708 for ; Tue, 31 Jul 2018 06:12:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6840C2A67E for ; Tue, 31 Jul 2018 06:12:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5B8C52A6B4; Tue, 31 Jul 2018 06:12:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D09D32A67E for ; Tue, 31 Jul 2018 06:12:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=8XOl5yEvtzAalqiovDfII7+pYyYPJJDyLG+x7qDxOJE=; b=TZgUpTnrJpNWGMWgGtTRTncV3+ 46RKN+BtOWAf0xpbfbLOk7WB16Wwy0Mfk0u3SD7VaVBi42cYDFYMf2A3s1RhjT/tcRHMf0yDwDtQa FqmL1n9yq5sVEJIRFtskEmJV4BTfQNpHXUfoO0RApfPO1Ql3FM7KMkzO75a4Rx4b1XF9L9AIPdJw/ tqFZgo31KtmNJvgLYRXv1ORfYAyFbMxuvDCMHOlWKAV7Z1KjHKa9Ipopl8jW5VNzmV4sjZEfN6WfP 6B0jh9v42VvpkntSIuZGSqLPLrV61fdXsXXbzGlqWnhrqAeaFq3y8z8UPrSsdbS+AnSkKnFLRtmiA MNhCbG6Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNtK-0004UO-13; Tue, 31 Jul 2018 06:12:18 +0000 Received: from relay6-d.mail.gandi.net ([217.70.183.198]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNtG-0004Sr-JJ for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:12:16 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 6EA71C0002; Tue, 31 Jul 2018 06:11:57 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 08/11] hugetlb: Introduce generic version of prepare_hugepage_range Date: Tue, 31 Jul 2018 06:01:52 +0000 Message-Id: <20180731060155.16915-9-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_231214_916494_E94FDFD9 X-CRM114-Status: GOOD ( 11.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, arm64, powerpc, sparc, x86 architectures use the same version of prepare_hugepage_range, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb.h | 11 ----------- arch/arm64/include/asm/hugetlb.h | 11 ----------- arch/ia64/include/asm/hugetlb.h | 1 + arch/mips/include/asm/hugetlb.h | 1 + arch/parisc/include/asm/hugetlb.h | 1 + arch/powerpc/include/asm/hugetlb.h | 15 --------------- arch/sh/include/asm/hugetlb.h | 1 + arch/sparc/include/asm/hugetlb.h | 16 ---------------- arch/x86/include/asm/hugetlb.h | 15 --------------- include/asm-generic/hugetlb.h | 15 +++++++++++++++ 10 files changed, 19 insertions(+), 68 deletions(-) diff --git a/arch/arm/include/asm/hugetlb.h b/arch/arm/include/asm/hugetlb.h index 9ca14227eeb7..3fcef21ff2c2 100644 --- a/arch/arm/include/asm/hugetlb.h +++ b/arch/arm/include/asm/hugetlb.h @@ -33,17 +33,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } -static inline int prepare_hugepage_range(struct file *file, - unsigned long addr, unsigned long len) -{ - struct hstate *h = hstate_file(file); - if (len & ~huge_page_mask(h)) - return -EINVAL; - if (addr & ~huge_page_mask(h)) - return -EINVAL; - return 0; -} - static inline void arch_clear_hugepage_flags(struct page *page) { clear_bit(PG_dcache_clean, &page->flags); diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 1fd64ebf0cd7..3e7f6e69b28d 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -31,17 +31,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } -static inline int prepare_hugepage_range(struct file *file, - unsigned long addr, unsigned long len) -{ - struct hstate *h = hstate_file(file); - if (len & ~huge_page_mask(h)) - return -EINVAL; - if (addr & ~huge_page_mask(h)) - return -EINVAL; - return 0; -} - static inline void arch_clear_hugepage_flags(struct page *page) { clear_bit(PG_dcache_clean, &page->flags); diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index 82fe3d7a38d9..cbe296271030 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -9,6 +9,7 @@ void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr, unsigned long end, unsigned long floor, unsigned long ceiling); +#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE int prepare_hugepage_range(struct file *file, unsigned long addr, unsigned long len); diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index b3d6bb53ee6e..6ff2531cfb1d 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -18,6 +18,7 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } +#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE static inline int prepare_hugepage_range(struct file *file, unsigned long addr, unsigned long len) diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 5a102d7251e4..fb7e0fd858a3 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -22,6 +22,7 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, * If the arch doesn't supply something else, assume that hugepage * size aligned regions are ok without further preparation. */ +#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE static inline int prepare_hugepage_range(struct file *file, unsigned long addr, unsigned long len) { diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 7123599089c6..69c14ecac133 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -117,21 +117,6 @@ void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr, unsigned long end, unsigned long floor, unsigned long ceiling); -/* - * If the arch doesn't supply something else, assume that hugepage - * size aligned regions are ok without further preparation. - */ -static inline int prepare_hugepage_range(struct file *file, - unsigned long addr, unsigned long len) -{ - struct hstate *h = hstate_file(file); - if (len & ~huge_page_mask(h)) - return -EINVAL; - if (addr & ~huge_page_mask(h)) - return -EINVAL; - return 0; -} - #define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index 54f65094efe6..f1bbd255ee43 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -15,6 +15,7 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, * If the arch doesn't supply something else, assume that hugepage * size aligned regions are ok without further preparation. */ +#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE static inline int prepare_hugepage_range(struct file *file, unsigned long addr, unsigned long len) { diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index f661362376e0..2101ea217f33 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -26,22 +26,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } -/* - * If the arch doesn't supply something else, assume that hugepage - * size aligned regions are ok without further preparation. - */ -static inline int prepare_hugepage_range(struct file *file, - unsigned long addr, unsigned long len) -{ - struct hstate *h = hstate_file(file); - - if (len & ~huge_page_mask(h)) - return -EINVAL; - if (addr & ~huge_page_mask(h)) - return -EINVAL; - return 0; -} - #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 3cd3a2c9840e..59c056adb3c9 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -13,21 +13,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } -/* - * If the arch doesn't supply something else, assume that hugepage - * size aligned regions are ok without further preparation. - */ -static inline int prepare_hugepage_range(struct file *file, - unsigned long addr, unsigned long len) -{ - struct hstate *h = hstate_file(file); - if (len & ~huge_page_mask(h)) - return -EINVAL; - if (addr & ~huge_page_mask(h)) - return -EINVAL; - return 0; -} - static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index cd9697672b79..6c0c8b0c71e0 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -87,4 +87,19 @@ static inline pte_t huge_pte_wrprotect(pte_t pte) } #endif +#ifndef __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE +static inline int prepare_hugepage_range(struct file *file, + unsigned long addr, unsigned long len) +{ + struct hstate *h = hstate_file(file); + + if (len & ~huge_page_mask(h)) + return -EINVAL; + if (addr & ~huge_page_mask(h)) + return -EINVAL; + + return 0; +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:53 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550081 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 92FEE157D for ; Tue, 31 Jul 2018 06:13:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7E3582A6B6 for ; Tue, 31 Jul 2018 06:13:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 71B7C2A6BE; Tue, 31 Jul 2018 06:13:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E03562A6B6 for ; Tue, 31 Jul 2018 06:13:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=MsD2RI7Ws0HX6yBLj35RTGVMgsbAR+2PHrd1EMK76fQ=; b=TyS0GFtd6KyzlxhZNjImX75C8j fV31sNEDuQwXS4IFraTKoyeUWn64JpERscAQ4BQnTXIacQ56Ury/HyTsaOMkCMS0q/kzOxw8NKCrd 4Jddc3WvPnYaw4mHalAnpIkEt65UpVEPjfamQXRUT5OlfVyN/hddXiveX0eJFbYdEsgS+ZR9ehvH5 zpqpVH0Wi+t9mW9yLQ9b9Ea6hWx8K6hpwBQQjv+T5RyfUmxe1wz4LuO4A2zTffSzsHXEFkiL58EPw MAs5Yub0ZzhlToWNaO6IV0H9WBtErupfWxXJ0z4qcsxXvyKNMCYtKjmLBu/YXm4b/b4xv8STZ8DfD eWy/CtHQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNuN-0004t0-Uf; Tue, 31 Jul 2018 06:13:23 +0000 Received: from relay3-d.mail.gandi.net ([217.70.183.195]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNuK-0004rL-EK for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:13:22 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id 60F2060002; Tue, 31 Jul 2018 06:13:03 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 09/11] hugetlb: Introduce generic version of huge_ptep_set_wrprotect Date: Tue, 31 Jul 2018 06:01:53 +0000 Message-Id: <20180731060155.16915-10-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_231320_759927_78C6C851 X-CRM114-Status: GOOD ( 10.57 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, ia64, mips, sh, x86 architectures use the same version of huge_ptep_set_wrprotect, so move this generic implementation into asm-generic/hugetlb.h. Note: powerpc uses twice for book3s/32 and nohash/32 the same version as the above architectures, but the modification was not straightforward and hence has not been done. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb-3level.h | 6 ------ arch/arm64/include/asm/hugetlb.h | 1 + arch/ia64/include/asm/hugetlb.h | 6 ------ arch/mips/include/asm/hugetlb.h | 6 ------ arch/parisc/include/asm/hugetlb.h | 1 + arch/powerpc/include/asm/book3s/32/pgtable.h | 2 ++ arch/powerpc/include/asm/book3s/64/pgtable.h | 1 + arch/powerpc/include/asm/nohash/32/pgtable.h | 2 ++ arch/powerpc/include/asm/nohash/64/pgtable.h | 1 + arch/sh/include/asm/hugetlb.h | 6 ------ arch/sparc/include/asm/hugetlb.h | 1 + arch/x86/include/asm/hugetlb.h | 6 ------ include/asm-generic/hugetlb.h | 8 ++++++++ 13 files changed, 17 insertions(+), 30 deletions(-) diff --git a/arch/arm/include/asm/hugetlb-3level.h b/arch/arm/include/asm/hugetlb-3level.h index b897541520ef..8247cd6a2ac6 100644 --- a/arch/arm/include/asm/hugetlb-3level.h +++ b/arch/arm/include/asm/hugetlb-3level.h @@ -37,12 +37,6 @@ static inline pte_t huge_ptep_get(pte_t *ptep) return retval; } -static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - ptep_set_wrprotect(mm, addr, ptep); -} - static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty) diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 3e7f6e69b28d..f4f69ae5466e 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -48,6 +48,7 @@ extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, #define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR extern pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); +#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT extern void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep); #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index cbe296271030..49d1f7949f3a 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -27,12 +27,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - ptep_set_wrprotect(mm, addr, ptep); -} - static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty) diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 6ff2531cfb1d..3dcf5debf8c4 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -63,12 +63,6 @@ static inline int huge_pte_none(pte_t pte) return !val || (val == (unsigned long)invalid_pte_table); } -static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - ptep_set_wrprotect(mm, addr, ptep); -} - static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index fb7e0fd858a3..9c3950ca2974 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -39,6 +39,7 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } +#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep); diff --git a/arch/powerpc/include/asm/book3s/32/pgtable.h b/arch/powerpc/include/asm/book3s/32/pgtable.h index 02f5acd7ccc4..d2cd1d0226e9 100644 --- a/arch/powerpc/include/asm/book3s/32/pgtable.h +++ b/arch/powerpc/include/asm/book3s/32/pgtable.h @@ -228,6 +228,8 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, { pte_update(ptep, (_PAGE_RW | _PAGE_HWWRITE), _PAGE_RO); } + +#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 42aafba7a308..7d957f7c47cd 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -451,6 +451,7 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_update(mm, addr, ptep, 0, _PAGE_PRIVILEGED, 0); } +#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/powerpc/include/asm/nohash/32/pgtable.h b/arch/powerpc/include/asm/nohash/32/pgtable.h index 7c46a98cc7f4..f39e200d9591 100644 --- a/arch/powerpc/include/asm/nohash/32/pgtable.h +++ b/arch/powerpc/include/asm/nohash/32/pgtable.h @@ -249,6 +249,8 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, { pte_update(ptep, (_PAGE_RW | _PAGE_HWWRITE), _PAGE_RO); } + +#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h b/arch/powerpc/include/asm/nohash/64/pgtable.h index dd0c7236208f..69fbf7e9b4db 100644 --- a/arch/powerpc/include/asm/nohash/64/pgtable.h +++ b/arch/powerpc/include/asm/nohash/64/pgtable.h @@ -238,6 +238,7 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_update(mm, addr, ptep, _PAGE_RW, 0, 0); } +#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index f1bbd255ee43..8df4004977b9 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -32,12 +32,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - ptep_set_wrprotect(mm, addr, ptep); -} - static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty) diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 2101ea217f33..c41754a113f3 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -32,6 +32,7 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } +#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 59c056adb3c9..a3f781f7a264 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -13,12 +13,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } -static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - ptep_set_wrprotect(mm, addr, ptep); -} - static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty) diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index 6c0c8b0c71e0..9b9039845278 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -102,4 +102,12 @@ static inline int prepare_hugepage_range(struct file *file, } #endif +#ifndef __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT +static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, + unsigned long addr, pte_t *ptep) +{ + ptep_set_wrprotect(mm, addr, ptep); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:54 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550091 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B84E61708 for ; Tue, 31 Jul 2018 06:14:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A3D022A6B4 for ; Tue, 31 Jul 2018 06:14:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 962B92A6BA; Tue, 31 Jul 2018 06:14:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 244852A6B4 for ; Tue, 31 Jul 2018 06:14:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=4Hl5VVFPeSGBj2wB3NI6vcdysr3v75XCcOnjaq6gbBo=; b=PaHCLT5b2Z4G7bl4fGfl0P7Gkf SmO0VBHeNtiiAOZ40Bc0CpvX486dWPsv5OQcnZNDnUXPr/iajtKDk8GlNLA+TxkfmSkV7IxnunR2f xBweJgLMch+1FC6KVp4WjC7oR48C8+KL0dU2mbsi7G/9l6b9qJ7yfADpQQ/MElNb/q5JSZiwEfcb4 U4l/v/cIieglkLjezumZuEQgFn/QizetNL4vYvwutwRGvXblLaGqVQgOl6WcZYW5EvU1YaIZB21Gx h01OvFyn+VgPdis7R4oPoSByq1Be1lIy7Ns4fjU05+lNq6khUq4L8jPIZZ74UJkfW8V3XULUN8aTY iJ+Zu8Qw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNvj-0005Cp-2j; Tue, 31 Jul 2018 06:14:47 +0000 Received: from relay8-d.mail.gandi.net ([217.70.183.201]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNvf-0005Bj-6K for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:14:45 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay8-d.mail.gandi.net (Postfix) with ESMTPSA id 4FF511BF203; Tue, 31 Jul 2018 06:14:09 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 10/11] hugetlb: Introduce generic version of huge_ptep_set_access_flags Date: Tue, 31 Jul 2018 06:01:54 +0000 Message-Id: <20180731060155.16915-11-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_231443_510517_55C90204 X-CRM114-Status: UNSURE ( 9.28 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP arm, ia64, sh, x86 architectures use the same version of huge_ptep_set_access_flags, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb-3level.h | 7 ------- arch/arm64/include/asm/hugetlb.h | 1 + arch/ia64/include/asm/hugetlb.h | 7 ------- arch/mips/include/asm/hugetlb.h | 1 + arch/parisc/include/asm/hugetlb.h | 1 + arch/powerpc/include/asm/hugetlb.h | 1 + arch/sh/include/asm/hugetlb.h | 7 ------- arch/sparc/include/asm/hugetlb.h | 1 + arch/x86/include/asm/hugetlb.h | 7 ------- include/asm-generic/hugetlb.h | 9 +++++++++ 10 files changed, 14 insertions(+), 28 deletions(-) diff --git a/arch/arm/include/asm/hugetlb-3level.h b/arch/arm/include/asm/hugetlb-3level.h index 8247cd6a2ac6..54e4b097b1f5 100644 --- a/arch/arm/include/asm/hugetlb-3level.h +++ b/arch/arm/include/asm/hugetlb-3level.h @@ -37,11 +37,4 @@ static inline pte_t huge_ptep_get(pte_t *ptep) return retval; } -static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep, - pte_t pte, int dirty) -{ - return ptep_set_access_flags(vma, addr, ptep, pte, dirty); -} - #endif /* _ASM_ARM_HUGETLB_3LEVEL_H */ diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index f4f69ae5466e..80887abcef7f 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -42,6 +42,7 @@ extern pte_t arch_make_huge_pte(pte_t entry, struct vm_area_struct *vma, #define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT extern void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); +#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index 49d1f7949f3a..e9b42750fdf5 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -27,13 +27,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep, - pte_t pte, int dirty) -{ - return ptep_set_access_flags(vma, addr, ptep, pte, dirty); -} - static inline pte_t huge_ptep_get(pte_t *ptep) { return *ptep; diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 3dcf5debf8c4..120adc3b2ffd 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -63,6 +63,7 @@ static inline int huge_pte_none(pte_t pte) return !val || (val == (unsigned long)invalid_pte_table); } +#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 9c3950ca2974..165b4e5a6f32 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -43,6 +43,7 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep); +#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 69c14ecac133..658bf7136a3c 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -137,6 +137,7 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, flush_hugetlb_page(vma, addr); } +#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index 8df4004977b9..c87195ae0cfa 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -32,13 +32,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep, - pte_t pte, int dirty) -{ - return ptep_set_access_flags(vma, addr, ptep, pte, dirty); -} - static inline pte_t huge_ptep_get(pte_t *ptep) { return *ptep; diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index c41754a113f3..028a1465fbe7 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -40,6 +40,7 @@ static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, set_huge_pte_at(mm, addr, ptep, pte_wrprotect(old_pte)); } +#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty) diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index a3f781f7a264..574d42eb081e 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -13,13 +13,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } -static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep, - pte_t pte, int dirty) -{ - return ptep_set_access_flags(vma, addr, ptep, pte, dirty); -} - static inline pte_t huge_ptep_get(pte_t *ptep) { return *ptep; diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index 9b9039845278..f3c99a03ee83 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -110,4 +110,13 @@ static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, } #endif +#ifndef __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS +static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep, + pte_t pte, int dirty) +{ + return ptep_set_access_flags(vma, addr, ptep, pte, dirty); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ From patchwork Tue Jul 31 06:01:55 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Ghiti X-Patchwork-Id: 10550101 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6E780157D for ; Tue, 31 Jul 2018 06:15:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 55AF72A6B4 for ; Tue, 31 Jul 2018 06:15:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 45BE52A6BA; Tue, 31 Jul 2018 06:15:43 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id C10522A6B4 for ; Tue, 31 Jul 2018 06:15:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=qZR5meBjRgk1aFefXFGEbdpMGkMATAs2Jg4g8S62akg=; b=VU1xv45gT4MWtClQ4iyPpKsfZR 1dIxS6XQqUyLW+LBi0sgUKaodMM89QGLuLpTxrHYZ2DporsrZAD0K/1Mmg3K7UcI+5sMZGVwNNKFM g3HXaR/qs3E5H+cRtcGoGzK+nRuebtwo6VJZZ3YRXAsYEbarBvSKsw7ZxJuaxwvn26N5fWwl5As7L LD1wL7xT67xy2U20/ne1343WFWnHZhuDqr1e8fTSzKNgYimLHmNeti9e6K+JKX6ofGr/2cO082FRU wR/OgWxjBRe5FQDA0pNIuWSYsn7CjZjD94HCjrXQeCkt/ucQ3ToywiKxYywnVuv7+ylPtnQIJYcaK QDDmL2aw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNwZ-0006rt-4Z; Tue, 31 Jul 2018 06:15:39 +0000 Received: from relay5-d.mail.gandi.net ([217.70.183.197]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkNwW-0006qU-2e for linux-arm-kernel@lists.infradead.org; Tue, 31 Jul 2018 06:15:37 +0000 X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay5-d.mail.gandi.net (Postfix) with ESMTPSA id 451FD1C0003; Tue, 31 Jul 2018 06:15:19 +0000 (UTC) From: Alexandre Ghiti To: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v5 11/11] hugetlb: Introduce generic version of huge_ptep_get Date: Tue, 31 Jul 2018 06:01:55 +0000 Message-Id: <20180731060155.16915-12-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180731060155.16915-1-alex@ghiti.fr> References: <20180731060155.16915-1-alex@ghiti.fr> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180730_231536_400011_78C60BA5 X-CRM114-Status: UNSURE ( 9.93 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Ghiti MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP ia64, mips, parisc, powerpc, sh, sparc, x86 architectures use the same version of huge_ptep_get, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb-3level.h | 1 + arch/arm64/include/asm/hugetlb.h | 1 + arch/ia64/include/asm/hugetlb.h | 5 ----- arch/mips/include/asm/hugetlb.h | 5 ----- arch/parisc/include/asm/hugetlb.h | 5 ----- arch/powerpc/include/asm/hugetlb.h | 5 ----- arch/sh/include/asm/hugetlb.h | 5 ----- arch/sparc/include/asm/hugetlb.h | 5 ----- arch/x86/include/asm/hugetlb.h | 5 ----- include/asm-generic/hugetlb.h | 7 +++++++ 10 files changed, 9 insertions(+), 35 deletions(-) diff --git a/arch/arm/include/asm/hugetlb-3level.h b/arch/arm/include/asm/hugetlb-3level.h index 54e4b097b1f5..0d9f3918fa7e 100644 --- a/arch/arm/include/asm/hugetlb-3level.h +++ b/arch/arm/include/asm/hugetlb-3level.h @@ -29,6 +29,7 @@ * ptes. * (The valid bit is automatically cleared by set_pte_at for PROT_NONE ptes). */ +#define __HAVE_ARCH_HUGE_PTEP_GET static inline pte_t huge_ptep_get(pte_t *ptep) { pte_t retval = *ptep; diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 80887abcef7f..fb6609875455 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -20,6 +20,7 @@ #include +#define __HAVE_ARCH_HUGE_PTEP_GET static inline pte_t huge_ptep_get(pte_t *ptep) { return READ_ONCE(*ptep); diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index e9b42750fdf5..36cc0396b214 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -27,11 +27,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline pte_t huge_ptep_get(pte_t *ptep) -{ - return *ptep; -} - static inline void arch_clear_hugepage_flags(struct page *page) { } diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 120adc3b2ffd..425bb6fc3bda 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -82,11 +82,6 @@ static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, return changed; } -static inline pte_t huge_ptep_get(pte_t *ptep) -{ - return *ptep; -} - static inline void arch_clear_hugepage_flags(struct page *page) { } diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 165b4e5a6f32..7cb595dcb7d7 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -48,11 +48,6 @@ int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); -static inline pte_t huge_ptep_get(pte_t *ptep) -{ - return *ptep; -} - static inline void arch_clear_hugepage_flags(struct page *page) { } diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 658bf7136a3c..33a2d9e3ea9e 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -142,11 +142,6 @@ extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); -static inline pte_t huge_ptep_get(pte_t *ptep) -{ - return *ptep; -} - static inline void arch_clear_hugepage_flags(struct page *page) { } diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index c87195ae0cfa..6f025fe18146 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -32,11 +32,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline pte_t huge_ptep_get(pte_t *ptep) -{ - return *ptep; -} - static inline void arch_clear_hugepage_flags(struct page *page) { clear_bit(PG_dcache_clean, &page->flags); diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 028a1465fbe7..3963f80d1cb3 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -53,11 +53,6 @@ static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, return changed; } -static inline pte_t huge_ptep_get(pte_t *ptep) -{ - return *ptep; -} - static inline void arch_clear_hugepage_flags(struct page *page) { } diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 574d42eb081e..7469d321f072 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -13,11 +13,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, return 0; } -static inline pte_t huge_ptep_get(pte_t *ptep) -{ - return *ptep; -} - static inline void arch_clear_hugepage_flags(struct page *page) { } diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index f3c99a03ee83..71d7b77eea50 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -119,4 +119,11 @@ static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, } #endif +#ifndef __HAVE_ARCH_HUGE_PTEP_GET +static inline pte_t huge_ptep_get(pte_t *ptep) +{ + return *ptep; +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */