From mboxrd@z Thu Jan 1 00:00:00 1970 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4656DE91299 for ; Thu, 5 Feb 2026 08:56:54 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A75946B0096; Thu, 5 Feb 2026 03:56:53 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id A1F406B0098; Thu, 5 Feb 2026 03:56:53 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9216D6B0099; Thu, 5 Feb 2026 03:56:53 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 7E8F86B0096 for ; Thu, 5 Feb 2026 03:56:53 -0500 (EST) Received: from smtpin07.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 33C9413AD02 for ; Thu, 5 Feb 2026 08:56:53 +0000 (UTC) X-FDA: 84409797906.07.A02F9D0 Received: from out-179.mta1.migadu.com (out-179.mta1.migadu.com [95.215.58.179]) by imf12.hostedemail.com (Postfix) with ESMTP id 76DCE40006 for ; Thu, 5 Feb 2026 08:56:51 +0000 (UTC) Authentication-Results: imf12.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b="PQqg/kep"; spf=pass (imf12.hostedemail.com: domain of qi.zheng@linux.dev designates 95.215.58.179 as permitted sender) smtp.mailfrom=qi.zheng@linux.dev; dmarc=pass (policy=none) header.from=linux.dev ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1770281811; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=ePJPKwGbZY5Eb95/OlXPN5o4YPM+nBdgDWiBKLLcLus=; b=y08T29VA4Oji5EG5uFJFx9TmS3qq+wFtvwxWpI8c4QwZAfaVVhRgs8gwEG81Nz0VBDEj6B Mq11UWXf/RmdGV0Mv1THGLAHHJIhWdRxsUj+E2Q67dVVZYl9LEp8mSYPbS4WZqEvZJlk7O P+gnvhffvOawndlkRRY+OLGWep8VxEg= ARC-Authentication-Results: i=1; imf12.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b="PQqg/kep"; spf=pass (imf12.hostedemail.com: domain of qi.zheng@linux.dev designates 95.215.58.179 as permitted sender) smtp.mailfrom=qi.zheng@linux.dev; dmarc=pass (policy=none) header.from=linux.dev ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1770281811; a=rsa-sha256; cv=none; b=sBQjhHQzqoKLiHzdWA8VagALr6+V7m0CHHy2NlPU/RmMnrZ8kiOzAPRSgFA7jju0LhMQuG Fzr1R3SA4T1AFJEwEIKP8WaF+Dp3BKQw6Wsg62ktEd0q8p3DR7Q1r3SoTgmFhMPOP13VS/ iyJ8Wx7oFOLvN4PbCP15q7qBOp88hCs= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1770281809; 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=ePJPKwGbZY5Eb95/OlXPN5o4YPM+nBdgDWiBKLLcLus=; b=PQqg/kepkrulz0AapoHwpSjj9QiJxWd4sGacVD6KgiymVlXgQu0ZTQm4ApMiK8+3st79uk XLu1AvC1xDsRJdvEFJFnsc4qO7kcMebA3kyosTz03MTnB3ewI57aMgkiOo7KIR7ucrWP8c rCfdqA3sYn+aVRw+5zkj/ansmZWBFTQ= From: Qi Zheng To: hannes@cmpxchg.org, hughd@google.com, mhocko@suse.com, roman.gushchin@linux.dev, shakeel.butt@linux.dev, muchun.song@linux.dev, david@kernel.org, lorenzo.stoakes@oracle.com, ziy@nvidia.com, harry.yoo@oracle.com, yosry.ahmed@linux.dev, imran.f.khan@oracle.com, kamalesh.babulal@oracle.com, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, chenridong@huaweicloud.com, mkoutny@suse.com, akpm@linux-foundation.org, hamzamahfooz@linux.microsoft.com, apais@linux.microsoft.com, lance.yang@linux.dev, bhe@redhat.com Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Muchun Song , Qi Zheng , Chen Ridong Subject: [PATCH v4 03/31] mm: rename unlock_page_lruvec_irq and its variants Date: Thu, 5 Feb 2026 16:54:32 +0800 Message-ID: In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam12 X-Stat-Signature: 36oq3kypzinuywaz9x6u1s1m9n6nr4qi X-Rspamd-Queue-Id: 76DCE40006 X-Rspam-User: X-HE-Tag: 1770281811-204373 X-HE-Meta: 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 Ndl/FC6g z5MG+ymknludPZ+it3plauQRpPQqdORuju0hhVE07yp0/9bT8RJ7+bdizr0O/Og3JdOgiAi5ao4BRJFjjuqrJMp8ZJ5GeNJXPZUMfdIPDtY0Pyl+VhfJAab/fHB15V8OzYnY9HT4SbdUVEk60mwOpU3OK9FrikboFRaX7gI1/+w+4iymp6gNRii4BnYpfejLgnk8W+CGGa0PyeQ0W88Jczql0erx48fM0hYnHtJu+q41zRuw542lQmE8ECeR4XVUMuL5zgu9AP54HZtTBAWC03GDxejIAe0/7kzYTxKeK6UTSb8kz+zOsWilJT2DHD+i548u/7qOqly9fRFjhvxskfay1gMEf4Ruapk+fPkIYx+w1gBvI0pgh+eoJSBiSuZ+Czp0aZ+mSdv8WO6w= 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: List-Subscribe: List-Unsubscribe: From: Muchun Song It is inappropriate to use folio_lruvec_lock() variants in conjunction with unlock_page_lruvec() variants, as this involves the inconsistent operation of locking a folio while unlocking a page. To rectify this, the functions unlock_page_lruvec{_irq, _irqrestore} are renamed to lruvec_unlock{_irq,_irqrestore}. Signed-off-by: Muchun Song Acked-by: Roman Gushchin Acked-by: Johannes Weiner Signed-off-by: Qi Zheng Reviewed-by: Harry Yoo Reviewed-by: Chen Ridong Acked-by: David Hildenbrand (Red Hat) Acked-by: Shakeel Butt --- include/linux/memcontrol.h | 10 +++++----- mm/compaction.c | 14 +++++++------- mm/huge_memory.c | 2 +- mm/mlock.c | 2 +- mm/swap.c | 12 ++++++------ mm/vmscan.c | 4 ++-- 6 files changed, 22 insertions(+), 22 deletions(-) diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index af352cabedbae..6a44e79a8bd23 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -1480,17 +1480,17 @@ static inline struct lruvec *parent_lruvec(struct lruvec *lruvec) return mem_cgroup_lruvec(memcg, lruvec_pgdat(lruvec)); } -static inline void unlock_page_lruvec(struct lruvec *lruvec) +static inline void lruvec_unlock(struct lruvec *lruvec) { spin_unlock(&lruvec->lru_lock); } -static inline void unlock_page_lruvec_irq(struct lruvec *lruvec) +static inline void lruvec_unlock_irq(struct lruvec *lruvec) { spin_unlock_irq(&lruvec->lru_lock); } -static inline void unlock_page_lruvec_irqrestore(struct lruvec *lruvec, +static inline void lruvec_unlock_irqrestore(struct lruvec *lruvec, unsigned long flags) { spin_unlock_irqrestore(&lruvec->lru_lock, flags); @@ -1512,7 +1512,7 @@ static inline struct lruvec *folio_lruvec_relock_irq(struct folio *folio, if (folio_matches_lruvec(folio, locked_lruvec)) return locked_lruvec; - unlock_page_lruvec_irq(locked_lruvec); + lruvec_unlock_irq(locked_lruvec); } return folio_lruvec_lock_irq(folio); @@ -1526,7 +1526,7 @@ static inline void folio_lruvec_relock_irqsave(struct folio *folio, if (folio_matches_lruvec(folio, *lruvecp)) return; - unlock_page_lruvec_irqrestore(*lruvecp, *flags); + lruvec_unlock_irqrestore(*lruvecp, *flags); } *lruvecp = folio_lruvec_lock_irqsave(folio, flags); diff --git a/mm/compaction.c b/mm/compaction.c index 1e8f8eca318c6..c3e338aaa0ffb 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -913,7 +913,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, */ if (!(low_pfn % COMPACT_CLUSTER_MAX)) { if (locked) { - unlock_page_lruvec_irqrestore(locked, flags); + lruvec_unlock_irqrestore(locked, flags); locked = NULL; } @@ -964,7 +964,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, } /* for alloc_contig case */ if (locked) { - unlock_page_lruvec_irqrestore(locked, flags); + lruvec_unlock_irqrestore(locked, flags); locked = NULL; } @@ -1053,7 +1053,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, if (unlikely(page_has_movable_ops(page)) && !PageMovableOpsIsolated(page)) { if (locked) { - unlock_page_lruvec_irqrestore(locked, flags); + lruvec_unlock_irqrestore(locked, flags); locked = NULL; } @@ -1158,7 +1158,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, /* If we already hold the lock, we can skip some rechecking */ if (lruvec != locked) { if (locked) - unlock_page_lruvec_irqrestore(locked, flags); + lruvec_unlock_irqrestore(locked, flags); compact_lock_irqsave(&lruvec->lru_lock, &flags, cc); locked = lruvec; @@ -1226,7 +1226,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, isolate_fail_put: /* Avoid potential deadlock in freeing page under lru_lock */ if (locked) { - unlock_page_lruvec_irqrestore(locked, flags); + lruvec_unlock_irqrestore(locked, flags); locked = NULL; } folio_put(folio); @@ -1242,7 +1242,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, */ if (nr_isolated) { if (locked) { - unlock_page_lruvec_irqrestore(locked, flags); + lruvec_unlock_irqrestore(locked, flags); locked = NULL; } putback_movable_pages(&cc->migratepages); @@ -1274,7 +1274,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, isolate_abort: if (locked) - unlock_page_lruvec_irqrestore(locked, flags); + lruvec_unlock_irqrestore(locked, flags); if (folio) { folio_set_lru(folio); folio_put(folio); diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 0d487649e4ded..580376323124c 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -3899,7 +3899,7 @@ static int __folio_freeze_and_split_unmapped(struct folio *folio, unsigned int n folio_ref_unfreeze(folio, folio_cache_ref_count(folio) + 1); if (do_lru) - unlock_page_lruvec(lruvec); + lruvec_unlock(lruvec); if (ci) swap_cluster_unlock(ci); diff --git a/mm/mlock.c b/mm/mlock.c index 2f699c3497a57..66740e16679c3 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -205,7 +205,7 @@ static void mlock_folio_batch(struct folio_batch *fbatch) } if (lruvec) - unlock_page_lruvec_irq(lruvec); + lruvec_unlock_irq(lruvec); folios_put(fbatch); } diff --git a/mm/swap.c b/mm/swap.c index bb19ccbece464..245ba159e01d7 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -91,7 +91,7 @@ static void page_cache_release(struct folio *folio) __page_cache_release(folio, &lruvec, &flags); if (lruvec) - unlock_page_lruvec_irqrestore(lruvec, flags); + lruvec_unlock_irqrestore(lruvec, flags); } void __folio_put(struct folio *folio) @@ -175,7 +175,7 @@ static void folio_batch_move_lru(struct folio_batch *fbatch, move_fn_t move_fn) } if (lruvec) - unlock_page_lruvec_irqrestore(lruvec, flags); + lruvec_unlock_irqrestore(lruvec, flags); folios_put(fbatch); } @@ -349,7 +349,7 @@ void folio_activate(struct folio *folio) lruvec = folio_lruvec_lock_irq(folio); lru_activate(lruvec, folio); - unlock_page_lruvec_irq(lruvec); + lruvec_unlock_irq(lruvec); folio_set_lru(folio); } #endif @@ -963,7 +963,7 @@ void folios_put_refs(struct folio_batch *folios, unsigned int *refs) if (folio_is_zone_device(folio)) { if (lruvec) { - unlock_page_lruvec_irqrestore(lruvec, flags); + lruvec_unlock_irqrestore(lruvec, flags); lruvec = NULL; } if (folio_ref_sub_and_test(folio, nr_refs)) @@ -977,7 +977,7 @@ void folios_put_refs(struct folio_batch *folios, unsigned int *refs) /* hugetlb has its own memcg */ if (folio_test_hugetlb(folio)) { if (lruvec) { - unlock_page_lruvec_irqrestore(lruvec, flags); + lruvec_unlock_irqrestore(lruvec, flags); lruvec = NULL; } free_huge_folio(folio); @@ -991,7 +991,7 @@ void folios_put_refs(struct folio_batch *folios, unsigned int *refs) j++; } if (lruvec) - unlock_page_lruvec_irqrestore(lruvec, flags); + lruvec_unlock_irqrestore(lruvec, flags); if (!j) { folio_batch_reinit(folios); return; diff --git a/mm/vmscan.c b/mm/vmscan.c index 01d3364fe506f..a4892f5e3d347 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1836,7 +1836,7 @@ bool folio_isolate_lru(struct folio *folio) folio_get(folio); lruvec = folio_lruvec_lock_irq(folio); lruvec_del_folio(lruvec, folio); - unlock_page_lruvec_irq(lruvec); + lruvec_unlock_irq(lruvec); ret = true; } @@ -7878,7 +7878,7 @@ void check_move_unevictable_folios(struct folio_batch *fbatch) if (lruvec) { __count_vm_events(UNEVICTABLE_PGRESCUED, pgrescued); __count_vm_events(UNEVICTABLE_PGSCANNED, pgscanned); - unlock_page_lruvec_irq(lruvec); + lruvec_unlock_irq(lruvec); } else if (pgscanned) { count_vm_events(UNEVICTABLE_PGSCANNED, pgscanned); } -- 2.20.1