From patchwork Thu May 28 11:00:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Shi X-Patchwork-Id: 11575559 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 878A260D for ; Thu, 28 May 2020 11:01:37 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 5E8DA208E4 for ; Thu, 28 May 2020 11:01:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5E8DA208E4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id B9183800B6; Thu, 28 May 2020 07:01:33 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id B68AC80010; Thu, 28 May 2020 07:01:33 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id AA5F7800B6; Thu, 28 May 2020 07:01:33 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0206.hostedemail.com [216.40.44.206]) by kanga.kvack.org (Postfix) with ESMTP id 93F4380010 for ; Thu, 28 May 2020 07:01:33 -0400 (EDT) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 43289181AEF15 for ; Thu, 28 May 2020 11:01:33 +0000 (UTC) X-FDA: 76865836866.25.mass78_64c31bea5423d Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin25.hostedemail.com (Postfix) with ESMTP id 321801804E51A for ; Thu, 28 May 2020 11:01:33 +0000 (UTC) X-Spam-Summary: 2,0,0,685120da4ced1df7,d41d8cd98f00b204,alex.shi@linux.alibaba.com,,RULES_HIT:41:355:379:541:800:960:973:988:989:1260:1261:1345:1359:1431:1437:1535:1543:1711:1730:1747:1777:1792:2198:2199:2393:2559:2562:2731:2898:3138:3139:3140:3141:3142:3354:3865:3867:3870:3871:3872:4321:4605:5007:6261:6737:10004:11026:11473:11658:11914:12043:12048:12114:12296:12297:12438:12555:12895:12986:13161:13229:13255:13846:14096:14181:14394:14721:14915:21060:21080:21451:21627:21740:21990:30046:30054:30064:30070,0,RBL:115.124.30.45:@linux.alibaba.com:.lbl8.mailshell.net-64.201.201.201 62.20.2.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:22,LUA_SUMMARY:none X-HE-Tag: mass78_64c31bea5423d X-Filterd-Recvd-Size: 5115 Received: from out30-45.freemail.mail.aliyun.com (out30-45.freemail.mail.aliyun.com [115.124.30.45]) by imf41.hostedemail.com (Postfix) with ESMTP for ; Thu, 28 May 2020 11:01:32 +0000 (UTC) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R911e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01f04427;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=21;SR=0;TI=SMTPD_---0TztfJev_1590663686; Received: from localhost(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0TztfJev_1590663686) by smtp.aliyun-inc.com(127.0.0.1); Thu, 28 May 2020 19:01:26 +0800 From: Alex Shi To: akpm@linux-foundation.org, mgorman@techsingularity.net, tj@kernel.org, hughd@google.com, khlebnikov@yandex-team.ru, daniel.m.jordan@oracle.com, yang.shi@linux.alibaba.com, willy@infradead.org, hannes@cmpxchg.org, lkp@intel.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, shakeelb@google.com, iamjoonsoo.kim@lge.com, richard.weiyang@gmail.com Cc: Alex Shi , Steven Rostedt , Ingo Molnar , Vlastimil Babka , Mike Kravetz Subject: [PATCH v11 04/16] mm/compaction: rename compact_deferred as compact_should_defer Date: Thu, 28 May 2020 19:00:46 +0800 Message-Id: <1590663658-184131-5-git-send-email-alex.shi@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1590663658-184131-1-git-send-email-alex.shi@linux.alibaba.com> References: <1590663658-184131-1-git-send-email-alex.shi@linux.alibaba.com> X-Rspamd-Queue-Id: 321801804E51A X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam05 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: The compact_deferred is a defer suggestion check, deferring action does in defer_compaction not here. so, better rename it to avoid confusing. Signed-off-by: Alex Shi Cc: Steven Rostedt Cc: Ingo Molnar Cc: Andrew Morton Cc: Vlastimil Babka Cc: Mike Kravetz Cc: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org --- include/linux/compaction.h | 4 ++-- include/trace/events/compaction.h | 2 +- mm/compaction.c | 8 ++++---- 3 files changed, 7 insertions(+), 7 deletions(-) diff --git a/include/linux/compaction.h b/include/linux/compaction.h index 3ed2f22b588a..9626f057b9f2 100644 --- a/include/linux/compaction.h +++ b/include/linux/compaction.h @@ -100,7 +100,7 @@ extern enum compact_result compaction_suitable(struct zone *zone, int order, unsigned int alloc_flags, int highest_zoneidx); extern void defer_compaction(struct zone *zone, int order); -extern bool compaction_deferred(struct zone *zone, int order); +extern bool compaction_should_defer(struct zone *zone, int order); extern void compaction_defer_reset(struct zone *zone, int order, bool alloc_success); extern bool compaction_restarting(struct zone *zone, int order); @@ -199,7 +199,7 @@ static inline void defer_compaction(struct zone *zone, int order) { } -static inline bool compaction_deferred(struct zone *zone, int order) +static inline bool compaction_should_defer(struct zone *zone, int order) { return true; } diff --git a/include/trace/events/compaction.h b/include/trace/events/compaction.h index 54e5bf081171..33633c71df04 100644 --- a/include/trace/events/compaction.h +++ b/include/trace/events/compaction.h @@ -274,7 +274,7 @@ 1UL << __entry->defer_shift) ); -DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_deferred, +DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_should_defer, TP_PROTO(struct zone *zone, int order), diff --git a/mm/compaction.c b/mm/compaction.c index 38cdf392837b..c359772dbfcc 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -154,7 +154,7 @@ void defer_compaction(struct zone *zone, int order) } /* Returns true if compaction should be skipped this time */ -bool compaction_deferred(struct zone *zone, int order) +bool compaction_should_defer(struct zone *zone, int order) { unsigned long defer_limit = 1UL << zone->compact_defer_shift; @@ -168,7 +168,7 @@ bool compaction_deferred(struct zone *zone, int order) if (zone->compact_considered >= defer_limit) return false; - trace_mm_compaction_deferred(zone, order); + trace_mm_compaction_should_defer(zone, order); return true; } @@ -2379,7 +2379,7 @@ enum compact_result try_to_compact_pages(gfp_t gfp_mask, unsigned int order, enum compact_result status; if (prio > MIN_COMPACT_PRIORITY - && compaction_deferred(zone, order)) { + && compaction_should_defer(zone, order)) { rc = max_t(enum compact_result, COMPACT_DEFERRED, rc); continue; } @@ -2563,7 +2563,7 @@ static void kcompactd_do_work(pg_data_t *pgdat) if (!populated_zone(zone)) continue; - if (compaction_deferred(zone, cc.order)) + if (compaction_should_defer(zone, cc.order)) continue; if (compaction_suitable(zone, cc.order, 0, zoneid) !=