From patchwork Tue Apr 2 12:55:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 13613958 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4926982891 for ; Tue, 2 Apr 2024 12:55:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712062560; cv=none; b=StfbtqOO287uSkvNsLrJLKwwbmtbIlF6vZbG0dxNAhKq0uyyDSM2oVUZOaMGXDq7fAgAlICD1iZGfSSxNGHCgxHNOnypVIRBsSMAqXzAs1eDfNJBI1AABvPVTes1f0HbiQUtb+mDO1RKsBZ3YJW4hCpFW2+D0oR55BjVYzkYx+0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712062560; c=relaxed/simple; bh=v9mkatNzYJqa0aDsv7IqQC4sIWtC4aGOcuHM0jbI/hE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=dZpbbVmVAktiQluk1JTzrd51M+Itef8mUDFDsObFlsSWpCiyV4bYfP8WM1E8y6+TsER1vUPW/R90uNDZ+m947SvNvurCV9xgQjyPXNplUr1Q/KmgX9Nlf7cT5KicrCnmWeD48dFKcGov71LH7pAl23XaW1nqcpq5lOa9yBBeuAo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=QzonwRFM; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="QzonwRFM" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1712062557; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=KmiZaiwFptHJMHSw9D0x+FrvfCn7jycw2VvcIKklrLE=; b=QzonwRFMRIMOtpOYH/YcpStHwzWpSKEy1NkMbc4A6f7k+ItiJ+SBvfGo2Oehf6Oypv/Iqs QX6jcUmxeJB5OeKyW92aC+7ezow/of0au1cX+ZSU+PawSuIfVGqLPjLFZnOLF78SETGQ1Y PvuVTrycmAGkfZ6N61EheojI4RznsPI= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-611-rIpFy6zPP_6Tg6et4qWd4w-1; Tue, 02 Apr 2024 08:55:51 -0400 X-MC-Unique: rIpFy6zPP_6Tg6et4qWd4w-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.rdu2.redhat.com [10.11.54.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id BBE5A805A65; Tue, 2 Apr 2024 12:55:50 +0000 (UTC) Received: from t14s.redhat.com (unknown [10.39.194.247]) by smtp.corp.redhat.com (Postfix) with ESMTP id CD7A13C21; Tue, 2 Apr 2024 12:55:46 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, David Hildenbrand , Andrew Morton , Mike Rapoport , Jason Gunthorpe , John Hubbard , Peter Xu , linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, x86@kernel.org Subject: [PATCH v1 2/3] mm/treewide: rename CONFIG_HAVE_FAST_GUP to CONFIG_HAVE_GUP_FAST Date: Tue, 2 Apr 2024 14:55:15 +0200 Message-ID: <20240402125516.223131-3-david@redhat.com> In-Reply-To: <20240402125516.223131-1-david@redhat.com> References: <20240402125516.223131-1-david@redhat.com> Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.1 Nowadays, we call it "GUP-fast", the external interface includes functions like "get_user_pages_fast()", and we renamed all internal functions to reflect that as well. Let's make the config option reflect that. Reviewed-by: Mike Rapoport (IBM) Signed-off-by: David Hildenbrand Reviewed-by: Jason Gunthorpe Reviewed-by: John Hubbard --- arch/arm/Kconfig | 2 +- arch/arm64/Kconfig | 2 +- arch/loongarch/Kconfig | 2 +- arch/mips/Kconfig | 2 +- arch/powerpc/Kconfig | 2 +- arch/riscv/Kconfig | 2 +- arch/s390/Kconfig | 2 +- arch/sh/Kconfig | 2 +- arch/x86/Kconfig | 2 +- include/linux/rmap.h | 8 ++++---- kernel/events/core.c | 4 ++-- mm/Kconfig | 2 +- mm/gup.c | 10 +++++----- mm/internal.h | 2 +- 14 files changed, 22 insertions(+), 22 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index b14aed3a17ab..817918f6635a 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -99,7 +99,7 @@ config ARM select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE select HAVE_EFFICIENT_UNALIGNED_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && MMU select HAVE_EXIT_THREAD - select HAVE_FAST_GUP if ARM_LPAE + select HAVE_GUP_FAST if ARM_LPAE select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL select HAVE_FUNCTION_ERROR_INJECTION select HAVE_FUNCTION_GRAPH_TRACER diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 7b11c98b3e84..de076a191e9f 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -205,7 +205,7 @@ config ARM64 select HAVE_SAMPLE_FTRACE_DIRECT select HAVE_SAMPLE_FTRACE_DIRECT_MULTI select HAVE_EFFICIENT_UNALIGNED_ACCESS - select HAVE_FAST_GUP + select HAVE_GUP_FAST select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_TRACER select HAVE_FUNCTION_ERROR_INJECTION diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index a5f300ec6f28..cd642eefd9e5 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -119,7 +119,7 @@ config LOONGARCH select HAVE_EBPF_JIT select HAVE_EFFICIENT_UNALIGNED_ACCESS if !ARCH_STRICT_ALIGN select HAVE_EXIT_THREAD - select HAVE_FAST_GUP + select HAVE_GUP_FAST select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_ARG_ACCESS_API select HAVE_FUNCTION_ERROR_INJECTION diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 516dc7022bd7..f1aa1bf11166 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -68,7 +68,7 @@ config MIPS select HAVE_DYNAMIC_FTRACE select HAVE_EBPF_JIT if !CPU_MICROMIPS select HAVE_EXIT_THREAD - select HAVE_FAST_GUP + select HAVE_GUP_FAST select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_TRACER diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 1c4be3373686..e42cc8cd415f 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -236,7 +236,7 @@ config PPC select HAVE_DYNAMIC_FTRACE_WITH_REGS if ARCH_USING_PATCHABLE_FUNCTION_ENTRY || MPROFILE_KERNEL || PPC32 select HAVE_EBPF_JIT select HAVE_EFFICIENT_UNALIGNED_ACCESS - select HAVE_FAST_GUP + select HAVE_GUP_FAST select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_ARG_ACCESS_API select HAVE_FUNCTION_DESCRIPTORS if PPC64_ELF_ABI_V1 diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index be09c8836d56..3ee60ddef93e 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -132,7 +132,7 @@ config RISCV select HAVE_FUNCTION_GRAPH_RETVAL if HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_TRACER if !XIP_KERNEL && !PREEMPTION select HAVE_EBPF_JIT if MMU - select HAVE_FAST_GUP if MMU + select HAVE_GUP_FAST if MMU select HAVE_FUNCTION_ARG_ACCESS_API select HAVE_FUNCTION_ERROR_INJECTION select HAVE_GCC_PLUGINS diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 8f01ada6845e..d9aed4c93ee6 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -174,7 +174,7 @@ config S390 select HAVE_DYNAMIC_FTRACE_WITH_REGS select HAVE_EBPF_JIT if HAVE_MARCH_Z196_FEATURES select HAVE_EFFICIENT_UNALIGNED_ACCESS - select HAVE_FAST_GUP + select HAVE_GUP_FAST select HAVE_FENTRY select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_ARG_ACCESS_API diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 2ad3e29f0ebe..7292542f75e8 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -38,7 +38,7 @@ config SUPERH select HAVE_DEBUG_BUGVERBOSE select HAVE_DEBUG_KMEMLEAK select HAVE_DYNAMIC_FTRACE - select HAVE_FAST_GUP if MMU + select HAVE_GUP_FAST if MMU select HAVE_FUNCTION_GRAPH_TRACER select HAVE_FUNCTION_TRACER select HAVE_FTRACE_MCOUNT_RECORD diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 4fff6ed46e90..222b42941cf3 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -221,7 +221,7 @@ config X86 select HAVE_EFFICIENT_UNALIGNED_ACCESS select HAVE_EISA select HAVE_EXIT_THREAD - select HAVE_FAST_GUP + select HAVE_GUP_FAST select HAVE_FENTRY if X86_64 || DYNAMIC_FTRACE select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_GRAPH_RETVAL if HAVE_FUNCTION_GRAPH_TRACER diff --git a/include/linux/rmap.h b/include/linux/rmap.h index b7944a833668..9bf9324214fc 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -284,7 +284,7 @@ static inline int hugetlb_try_share_anon_rmap(struct folio *folio) VM_WARN_ON_FOLIO(!PageAnonExclusive(&folio->page), folio); /* Paired with the memory barrier in try_grab_folio(). */ - if (IS_ENABLED(CONFIG_HAVE_FAST_GUP)) + if (IS_ENABLED(CONFIG_HAVE_GUP_FAST)) smp_mb(); if (unlikely(folio_maybe_dma_pinned(folio))) @@ -295,7 +295,7 @@ static inline int hugetlb_try_share_anon_rmap(struct folio *folio) * This is conceptually a smp_wmb() paired with the smp_rmb() in * gup_must_unshare(). */ - if (IS_ENABLED(CONFIG_HAVE_FAST_GUP)) + if (IS_ENABLED(CONFIG_HAVE_GUP_FAST)) smp_mb__after_atomic(); return 0; } @@ -541,7 +541,7 @@ static __always_inline int __folio_try_share_anon_rmap(struct folio *folio, */ /* Paired with the memory barrier in try_grab_folio(). */ - if (IS_ENABLED(CONFIG_HAVE_FAST_GUP)) + if (IS_ENABLED(CONFIG_HAVE_GUP_FAST)) smp_mb(); if (unlikely(folio_maybe_dma_pinned(folio))) @@ -552,7 +552,7 @@ static __always_inline int __folio_try_share_anon_rmap(struct folio *folio, * This is conceptually a smp_wmb() paired with the smp_rmb() in * gup_must_unshare(). */ - if (IS_ENABLED(CONFIG_HAVE_FAST_GUP)) + if (IS_ENABLED(CONFIG_HAVE_GUP_FAST)) smp_mb__after_atomic(); return 0; } diff --git a/kernel/events/core.c b/kernel/events/core.c index 724e6d7e128f..c5a0dc1f135f 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -7539,7 +7539,7 @@ static u64 perf_get_pgtable_size(struct mm_struct *mm, unsigned long addr) { u64 size = 0; -#ifdef CONFIG_HAVE_FAST_GUP +#ifdef CONFIG_HAVE_GUP_FAST pgd_t *pgdp, pgd; p4d_t *p4dp, p4d; pud_t *pudp, pud; @@ -7587,7 +7587,7 @@ static u64 perf_get_pgtable_size(struct mm_struct *mm, unsigned long addr) if (pte_present(pte)) size = pte_leaf_size(pte); pte_unmap(ptep); -#endif /* CONFIG_HAVE_FAST_GUP */ +#endif /* CONFIG_HAVE_GUP_FAST */ return size; } diff --git a/mm/Kconfig b/mm/Kconfig index f0ed3168db00..50df323eaece 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -473,7 +473,7 @@ config ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP config HAVE_MEMBLOCK_PHYS_MAP bool -config HAVE_FAST_GUP +config HAVE_GUP_FAST depends on MMU bool diff --git a/mm/gup.c b/mm/gup.c index f1ac2c5a7f6d..929eb89c2e04 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -501,7 +501,7 @@ static inline void mm_set_has_pinned_flag(unsigned long *mm_flags) #ifdef CONFIG_MMU -#if defined(CONFIG_ARCH_HAS_HUGEPD) || defined(CONFIG_HAVE_FAST_GUP) +#if defined(CONFIG_ARCH_HAS_HUGEPD) || defined(CONFIG_HAVE_GUP_FAST) static int record_subpages(struct page *page, unsigned long sz, unsigned long addr, unsigned long end, struct page **pages) @@ -515,7 +515,7 @@ static int record_subpages(struct page *page, unsigned long sz, return nr; } -#endif /* CONFIG_ARCH_HAS_HUGEPD || CONFIG_HAVE_FAST_GUP */ +#endif /* CONFIG_ARCH_HAS_HUGEPD || CONFIG_HAVE_GUP_FAST */ #ifdef CONFIG_ARCH_HAS_HUGEPD static unsigned long hugepte_addr_end(unsigned long addr, unsigned long end, @@ -2785,7 +2785,7 @@ EXPORT_SYMBOL(get_user_pages_unlocked); * * This code is based heavily on the PowerPC implementation by Nick Piggin. */ -#ifdef CONFIG_HAVE_FAST_GUP +#ifdef CONFIG_HAVE_GUP_FAST /* * Used in the GUP-fast path to determine whether GUP is permitted to work on @@ -3364,7 +3364,7 @@ static inline void gup_fast_pgd_range(unsigned long addr, unsigned long end, unsigned int flags, struct page **pages, int *nr) { } -#endif /* CONFIG_HAVE_FAST_GUP */ +#endif /* CONFIG_HAVE_GUP_FAST */ #ifndef gup_fast_permitted /* @@ -3384,7 +3384,7 @@ static unsigned long gup_fast(unsigned long start, unsigned long end, int nr_pinned = 0; unsigned seq; - if (!IS_ENABLED(CONFIG_HAVE_FAST_GUP) || + if (!IS_ENABLED(CONFIG_HAVE_GUP_FAST) || !gup_fast_permitted(start, end)) return 0; diff --git a/mm/internal.h b/mm/internal.h index 3df06a152ff0..be432314af3e 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -1249,7 +1249,7 @@ static inline bool gup_must_unshare(struct vm_area_struct *vma, } /* Paired with a memory barrier in folio_try_share_anon_rmap_*(). */ - if (IS_ENABLED(CONFIG_HAVE_FAST_GUP)) + if (IS_ENABLED(CONFIG_HAVE_GUP_FAST)) smp_rmb(); /*