From patchwork Thu Jan 25 16:42:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandru Elisei X-Patchwork-Id: 13531288 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 00305C47422 for ; Thu, 25 Jan 2024 16:43:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+IvUEs/v04qJ1rZzPCn5ep+z+42HTj9RB4EdScZ4zIc=; b=K5DQByDVRa/4cw bVhf/3Dj82wZ7PRYkLlMJRVHfGrrPeqiH40+KwX7vlTvjLH89y65E2o2FI8peglbSFJoaomh7E/Vn YMy2uYyvbjyxKVSEF9OoHaIwUhJFNP9+e9DP18br22HqtPm38S3LZbUlO+mH+Z3U5ak/8Ui/KEZES xFLS4ajoYYpahgrhB0rrKXkcJVSo2Yc0PWgy44sT+r0JuOgcGihBFEAkQjOosGkhzRrrqlxNVR4PV xIJYFP0DsDZ6eBT6yyC4eqWvmXdPDEXg+KxYYHwXizZmLgHdOh7Yw9bMprGtsaFqVTSEGxHUfvVH2 kk5bRZ/F+skUd+q0I0iQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rT2ox-00000000s5A-3QlP; Thu, 25 Jan 2024 16:43:19 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rT2oZ-00000000rnI-3EuL for linux-arm-kernel@lists.infradead.org; Thu, 25 Jan 2024 16:42:58 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 46F74FEC; Thu, 25 Jan 2024 08:43:37 -0800 (PST) Received: from e121798.cable.virginm.net (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 52C263F5A1; Thu, 25 Jan 2024 08:42:47 -0800 (PST) From: Alexandru Elisei To: catalin.marinas@arm.com, will@kernel.org, oliver.upton@linux.dev, maz@kernel.org, james.morse@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, arnd@arndb.de, akpm@linux-foundation.org, mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com, mhiramat@kernel.org, rppt@kernel.org, hughd@google.com Cc: pcc@google.com, steven.price@arm.com, anshuman.khandual@arm.com, vincenzo.frascino@arm.com, david@redhat.com, eugenis@google.com, kcc@google.com, hyesoo.yu@samsung.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org Subject: [PATCH RFC v3 01/35] mm: page_alloc: Add gfp_flags parameter to arch_alloc_page() Date: Thu, 25 Jan 2024 16:42:22 +0000 Message-Id: <20240125164256.4147-2-alexandru.elisei@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240125164256.4147-1-alexandru.elisei@arm.com> References: <20240125164256.4147-1-alexandru.elisei@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240125_084255_964421_61C2E9ED X-CRM114-Status: UNSURE ( 9.41 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Extend the usefulness of arch_alloc_page() by adding the gfp_flags parameter. Signed-off-by: Alexandru Elisei --- Changes since rfc v2: * New patch. arch/s390/include/asm/page.h | 2 +- arch/s390/mm/page-states.c | 2 +- include/linux/gfp.h | 2 +- mm/page_alloc.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h index 73b9c3bf377f..859f0958c574 100644 --- a/arch/s390/include/asm/page.h +++ b/arch/s390/include/asm/page.h @@ -163,7 +163,7 @@ static inline int page_reset_referenced(unsigned long addr) struct page; void arch_free_page(struct page *page, int order); -void arch_alloc_page(struct page *page, int order); +void arch_alloc_page(struct page *page, int order, gfp_t gfp_flags); static inline int devmem_is_allowed(unsigned long pfn) { diff --git a/arch/s390/mm/page-states.c b/arch/s390/mm/page-states.c index 01f9b39e65f5..b986c8b158e3 100644 --- a/arch/s390/mm/page-states.c +++ b/arch/s390/mm/page-states.c @@ -21,7 +21,7 @@ void arch_free_page(struct page *page, int order) __set_page_unused(page_to_virt(page), 1UL << order); } -void arch_alloc_page(struct page *page, int order) +void arch_alloc_page(struct page *page, int order, gfp_t gfp_flags) { if (!cmma_flag) return; diff --git a/include/linux/gfp.h b/include/linux/gfp.h index de292a007138..9e8aa3d144db 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -172,7 +172,7 @@ static inline struct zonelist *node_zonelist(int nid, gfp_t flags) static inline void arch_free_page(struct page *page, int order) { } #endif #ifndef HAVE_ARCH_ALLOC_PAGE -static inline void arch_alloc_page(struct page *page, int order) { } +static inline void arch_alloc_page(struct page *page, int order, gfp_t gfp_flags) { } #endif struct page *__alloc_pages(gfp_t gfp, unsigned int order, int preferred_nid, diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 150d4f23b010..2c140abe5ee6 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1485,7 +1485,7 @@ inline void post_alloc_hook(struct page *page, unsigned int order, set_page_private(page, 0); set_page_refcounted(page); - arch_alloc_page(page, order); + arch_alloc_page(page, order, gfp_flags); debug_pagealloc_map_pages(page, 1 << order); /*