From patchwork Wed Aug 23 13:13:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandru Elisei X-Patchwork-Id: 13362311 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7195EEE49A3 for ; Wed, 23 Aug 2023 13:14:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235523AbjHWNO0 (ORCPT ); Wed, 23 Aug 2023 09:14:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44382 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235503AbjHWNOS (ORCPT ); Wed, 23 Aug 2023 09:14:18 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 27A43E57; Wed, 23 Aug 2023 06:14:16 -0700 (PDT) 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 6E09E11FB; Wed, 23 Aug 2023 06:14:56 -0700 (PDT) Received: from e121798.cable.virginm.net (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 2BD863F740; Wed, 23 Aug 2023 06:14:10 -0700 (PDT) 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 01/37] mm: page_alloc: Rename gfp_to_alloc_flags_cma -> gfp_to_alloc_flags_fast Date: Wed, 23 Aug 2023 14:13:14 +0100 Message-Id: <20230823131350.114942-2-alexandru.elisei@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230823131350.114942-1-alexandru.elisei@arm.com> References: <20230823131350.114942-1-alexandru.elisei@arm.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-trace-kernel@vger.kernel.org gfp_to_alloc_flags_cma() is called on the fast path of the page allocator and all it does is set the ALLOC_CMA flag if all the conditions are met for the allocation to be satisfied from the MIGRATE_CMA list. Rename it to be more generic, as it will soon have to handle another another flag. Signed-off-by: Alexandru Elisei --- mm/page_alloc.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 7d3460c7a480..e6f950c54494 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -3081,7 +3081,7 @@ alloc_flags_nofragment(struct zone *zone, gfp_t gfp_mask) } /* Must be called after current_gfp_context() which can change gfp_mask */ -static inline unsigned int gfp_to_alloc_flags_cma(gfp_t gfp_mask, +static inline unsigned int gfp_to_alloc_flags_fast(gfp_t gfp_mask, unsigned int alloc_flags) { #ifdef CONFIG_CMA @@ -3784,7 +3784,7 @@ gfp_to_alloc_flags(gfp_t gfp_mask, unsigned int order) } else if (unlikely(rt_task(current)) && in_task()) alloc_flags |= ALLOC_MIN_RESERVE; - alloc_flags = gfp_to_alloc_flags_cma(gfp_mask, alloc_flags); + alloc_flags = gfp_to_alloc_flags_fast(gfp_mask, alloc_flags); return alloc_flags; } @@ -4074,7 +4074,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order, reserve_flags = __gfp_pfmemalloc_flags(gfp_mask); if (reserve_flags) - alloc_flags = gfp_to_alloc_flags_cma(gfp_mask, reserve_flags) | + alloc_flags = gfp_to_alloc_flags_fast(gfp_mask, reserve_flags) | (alloc_flags & ALLOC_KSWAPD); /* @@ -4250,7 +4250,7 @@ static inline bool prepare_alloc_pages(gfp_t gfp_mask, unsigned int order, if (should_fail_alloc_page(gfp_mask, order)) return false; - *alloc_flags = gfp_to_alloc_flags_cma(gfp_mask, *alloc_flags); + *alloc_flags = gfp_to_alloc_flags_fast(gfp_mask, *alloc_flags); /* Dirty zone balancing only done in the fast path */ ac->spread_dirty_pages = (gfp_mask & __GFP_WRITE);