From patchwork Wed Jun 3 22:59:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 11586417 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 C5EBE138C for ; Wed, 3 Jun 2020 22:59:11 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 92B6F208C9 for ; Wed, 3 Jun 2020 22:59:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="IKO2Tyiq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 92B6F208C9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 61A8D280031; Wed, 3 Jun 2020 18:59:10 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 5CD0B280003; Wed, 3 Jun 2020 18:59:10 -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 49490280031; Wed, 3 Jun 2020 18:59:10 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0091.hostedemail.com [216.40.44.91]) by kanga.kvack.org (Postfix) with ESMTP id 2AA65280003 for ; Wed, 3 Jun 2020 18:59:10 -0400 (EDT) Received: from smtpin21.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id E8A363489 for ; Wed, 3 Jun 2020 22:59:09 +0000 (UTC) X-FDA: 76889418018.21.crime52_15c269111cf24 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin21.hostedemail.com (Postfix) with ESMTP id CED6B180442C3 for ; Wed, 3 Jun 2020 22:59:09 +0000 (UTC) X-Spam-Summary: 2,0,0,75436f10eb2ebf16,d41d8cd98f00b204,akpm@linux-foundation.org,,RULES_HIT:41:355:379:800:960:966:967:973:988:989:1260:1263:1345:1359:1381:1431:1437:1535:1543:1711:1730:1747:1777:1792:2196:2198:2199:2200:2393:2525:2559:2563:2682:2685:2731:2859:2892:2898:2902:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3354:3865:3867:3868:3870:3871:3872:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4250:4321:4385:5007:6119:6261:6653:7514:7576:7903:8599:9025:9545:10004:10913:11026:11473:11658:11914:12043:12048:12114:12296:12297:12438:12517:12519:12555:12679:12783:12986:13191:13192:13229:13255:13846:14181:14721:14849:21063:21080:21451:21627:21939:21990:30051:30054:30056:30070:30075,0,RBL:198.145.29.99:@linux-foundation.org:.lbl8.mailshell.net-64.100.201.201 62.2.0.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:24,LUA_SUMMARY:none X-HE-Tag: crime52_15c269111cf24 X-Filterd-Recvd-Size: 5241 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf14.hostedemail.com (Postfix) with ESMTP for ; Wed, 3 Jun 2020 22:59:09 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 777D620C09; Wed, 3 Jun 2020 22:59:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591225148; bh=gPgiIy0Oppwjbf7EDTzBeA/saQRfpBGNtbFSiPu/OXA=; h=Date:From:To:Subject:In-Reply-To:From; b=IKO2Tyiq5o0v9MNvKAh0YumnqINpDYP2NliOpg0jNunrSTUUWxGcvX0aTG5J36E0t Snr8iLBIGrgJ9x89eg2kmOkglwmi0qmB21P7oc965RNN+Le6Xf2CODFSrZMt97jqZw qXG4VWOPmXli/T42nfY9IGz72IkVdV8KrXWVj7Tw= Date: Wed, 03 Jun 2020 15:59:08 -0700 From: Andrew Morton To: akpm@linux-foundation.org, linux-mm@kvack.org, mm-commits@vger.kernel.org, pankaj.gupta.linux@gmail.com, richard.weiyang@gmail.com, torvalds@linux-foundation.org Subject: [patch 045/131] mm: rename gfpflags_to_migratetype to gfp_migratetype for same convention Message-ID: <20200603225908.QZml4adZ-%akpm@linux-foundation.org> In-Reply-To: <20200603155549.e041363450869eaae4c7f05b@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: CED6B180442C3 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 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: From: Wei Yang Subject: mm: rename gfpflags_to_migratetype to gfp_migratetype for same convention Pageblock migrate type is encoded in GFP flags, just as zone_type and zonelist. Currently we use gfp_zone() and gfp_zonelist() to extract related information, it would be proper to use the same naming convention for migrate type. Link: http://lkml.kernel.org/r/20200329080823.7735-1-richard.weiyang@gmail.com Signed-off-by: Wei Yang Reviewed-by: Pankaj Gupta Signed-off-by: Andrew Morton --- include/linux/gfp.h | 2 +- mm/compaction.c | 2 +- mm/page_alloc.c | 4 ++-- mm/page_owner.c | 7 +++---- 4 files changed, 7 insertions(+), 8 deletions(-) --- a/include/linux/gfp.h~mm-rename-gfpflags_to_migratetype-to-gfp_migratetype-for-same-convention +++ a/include/linux/gfp.h @@ -312,7 +312,7 @@ struct vm_area_struct; #define GFP_MOVABLE_MASK (__GFP_RECLAIMABLE|__GFP_MOVABLE) #define GFP_MOVABLE_SHIFT 3 -static inline int gfpflags_to_migratetype(const gfp_t gfp_flags) +static inline int gfp_migratetype(const gfp_t gfp_flags) { VM_WARN_ON((gfp_flags & GFP_MOVABLE_MASK) == GFP_MOVABLE_MASK); BUILD_BUG_ON((1UL << GFP_MOVABLE_SHIFT) != ___GFP_MOVABLE); --- a/mm/compaction.c~mm-rename-gfpflags_to_migratetype-to-gfp_migratetype-for-same-convention +++ a/mm/compaction.c @@ -2100,7 +2100,7 @@ compact_zone(struct compact_control *cc, INIT_LIST_HEAD(&cc->freepages); INIT_LIST_HEAD(&cc->migratepages); - cc->migratetype = gfpflags_to_migratetype(cc->gfp_mask); + cc->migratetype = gfp_migratetype(cc->gfp_mask); ret = compaction_suitable(cc->zone, cc->order, cc->alloc_flags, cc->highest_zoneidx); /* Compaction is likely to fail */ --- a/mm/page_alloc.c~mm-rename-gfpflags_to_migratetype-to-gfp_migratetype-for-same-convention +++ a/mm/page_alloc.c @@ -4285,7 +4285,7 @@ gfp_to_alloc_flags(gfp_t gfp_mask) alloc_flags |= ALLOC_HARDER; #ifdef CONFIG_CMA - if (gfpflags_to_migratetype(gfp_mask) == MIGRATE_MOVABLE) + if (gfp_migratetype(gfp_mask) == MIGRATE_MOVABLE) alloc_flags |= ALLOC_CMA; #endif return alloc_flags; @@ -4735,7 +4735,7 @@ static inline bool prepare_alloc_pages(g ac->highest_zoneidx = gfp_zone(gfp_mask); ac->zonelist = node_zonelist(preferred_nid, gfp_mask); ac->nodemask = nodemask; - ac->migratetype = gfpflags_to_migratetype(gfp_mask); + ac->migratetype = gfp_migratetype(gfp_mask); if (cpusets_enabled()) { *alloc_mask |= __GFP_HARDWALL; --- a/mm/page_owner.c~mm-rename-gfpflags_to_migratetype-to-gfp_migratetype-for-same-convention +++ a/mm/page_owner.c @@ -312,8 +312,7 @@ void pagetypeinfo_showmixedcount_print(s continue; page_owner = get_page_owner(page_ext); - page_mt = gfpflags_to_migratetype( - page_owner->gfp_mask); + page_mt = gfp_migratetype(page_owner->gfp_mask); if (pageblock_mt != page_mt) { if (is_migrate_cma(pageblock_mt)) count[MIGRATE_MOVABLE]++; @@ -359,7 +358,7 @@ print_page_owner(char __user *buf, size_ /* Print information relevant to grouping pages by mobility */ pageblock_mt = get_pageblock_migratetype(page); - page_mt = gfpflags_to_migratetype(page_owner->gfp_mask); + page_mt = gfp_migratetype(page_owner->gfp_mask); ret += snprintf(kbuf + ret, count - ret, "PFN %lu type %s Block %lu type %s Flags %#lx(%pGp)\n", pfn, @@ -416,7 +415,7 @@ void __dump_page_owner(struct page *page page_owner = get_page_owner(page_ext); gfp_mask = page_owner->gfp_mask; - mt = gfpflags_to_migratetype(gfp_mask); + mt = gfp_migratetype(gfp_mask); if (!test_bit(PAGE_EXT_OWNER, &page_ext->flags)) { pr_alert("page_owner info is not present (never set?)\n");