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 47EF4FD45FF for ; Thu, 26 Feb 2026 01:31:34 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A34D46B0092; Wed, 25 Feb 2026 20:31:33 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 9E1AD6B0093; Wed, 25 Feb 2026 20:31:33 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8E4936B0095; Wed, 25 Feb 2026 20:31:33 -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 7593D6B0092 for ; Wed, 25 Feb 2026 20:31:33 -0500 (EST) Received: from smtpin14.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id F320DC1BAA for ; Thu, 26 Feb 2026 01:31:32 +0000 (UTC) X-FDA: 84484880424.14.2C88939 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf19.hostedemail.com (Postfix) with ESMTP id C2A471A0013 for ; Thu, 26 Feb 2026 01:31:30 +0000 (UTC) Authentication-Results: imf19.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=i+qJsNUG; spf=pass (imf19.hostedemail.com: domain of npache@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=npache@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1772069490; 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-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=TjmlnKZSKDMLLsq1Th3F3GeReir3ptosj+aQfzX72Wk=; b=Pa58iB2De8U04T9B30ZHEN+jSCsV/CY77oSLre1R07+KI3po1Ykjc1URbCkK1Fp69e6Hhc eixwxPP4q2QWyEATlw3bz4v2oCB1k5d80wMS4s0J8hwgKOpvFtaOwjSs2vtwNmkVb/1Kh6 BZdMY8QDcWR+Wwo5EGg2A7ObzyCRSNc= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1772069490; a=rsa-sha256; cv=none; b=ldS8MsJQZguo0hzI8aCht85igosfijU3ApDrOR+6yYSZqvinw/bXIplwllRjbM5qWORjHY jg4FNfXcc91RCLXCspvxQldtWFd6G4jCtvvxonB4Dbvbycs0CbSim4F6FysLBLZEJQVnIX sQ8019w8vDv6Llt0gGw71GuxK665xDk= ARC-Authentication-Results: i=1; imf19.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=i+qJsNUG; spf=pass (imf19.hostedemail.com: domain of npache@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=npache@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1772069490; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=TjmlnKZSKDMLLsq1Th3F3GeReir3ptosj+aQfzX72Wk=; b=i+qJsNUGNHocr0FgYx4M01AdzeBbrVPq7hfeJll/LoyRqOv9Js3LLh+sA99e2D2z3kHNsR t58sqwJc+dfqM2GTBewyIxCokPnoMRN82GbaV8Pn9akAkMKwDQGlJhmFUrw7Ksp+XXXioQ D2Vi61URo/rdQBnG7YWZRcXTNIHUYTY= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-494-qC4aFXsrOpC77oNg5PKaMg-1; Wed, 25 Feb 2026 20:31:27 -0500 X-MC-Unique: qC4aFXsrOpC77oNg5PKaMg-1 X-Mimecast-MFC-AGG-ID: qC4aFXsrOpC77oNg5PKaMg_1772069482 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id E311E1956089; Thu, 26 Feb 2026 01:31:21 +0000 (UTC) Received: from h1.redhat.com (unknown [10.22.64.173]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id A826E3003D88; Thu, 26 Feb 2026 01:31:10 +0000 (UTC) From: Nico Pache To: linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: aarcange@redhat.com, akpm@linux-foundation.org, anshuman.khandual@arm.com, apopple@nvidia.com, baohua@kernel.org, baolin.wang@linux.alibaba.com, byungchul@sk.com, catalin.marinas@arm.com, cl@gentwo.org, corbet@lwn.net, dave.hansen@linux.intel.com, david@kernel.org, dev.jain@arm.com, gourry@gourry.net, hannes@cmpxchg.org, hughd@google.com, jackmanb@google.com, jack@suse.cz, jannh@google.com, jglisse@google.com, joshua.hahnjy@gmail.com, kas@kernel.org, lance.yang@linux.dev, Liam.Howlett@oracle.com, lorenzo.stoakes@oracle.com, mathieu.desnoyers@efficios.com, matthew.brost@intel.com, mhiramat@kernel.org, mhocko@suse.com, npache@redhat.com, peterx@redhat.com, pfalcato@suse.de, rakie.kim@sk.com, raquini@redhat.com, rdunlap@infradead.org, richard.weiyang@gmail.com, rientjes@google.com, rostedt@goodmis.org, rppt@kernel.org, ryan.roberts@arm.com, shivankg@amd.com, sunnanyong@huawei.com, surenb@google.com, thomas.hellstrom@linux.intel.com, tiwai@suse.de, usamaarif642@gmail.com, vbabka@suse.cz, vishal.moola@gmail.com, wangkefeng.wang@huawei.com, will@kernel.org, willy@infradead.org, yang@os.amperecomputing.com, ying.huang@linux.alibaba.com, ziy@nvidia.com, zokeefe@google.com Subject: [PATCH mm-unstable v2 4/5] mm/khugepaged: rename hpage_collapse_* to collapse_* Date: Wed, 25 Feb 2026 18:29:28 -0700 Message-ID: <20260226012929.169479-5-npache@redhat.com> In-Reply-To: <20260226012929.169479-1-npache@redhat.com> References: <20260226012929.169479-1-npache@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: iBUPd7LH_cE1SLRybzjCrfxxLRFSf7_xnuDIGBcfeN4_1772069482 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-Rspamd-Server: rspam09 X-Stat-Signature: xxkh9xp1jwgjgrm5x1drsn4fnbfsh7k6 X-Rspamd-Queue-Id: C2A471A0013 X-Rspam-User: X-HE-Tag: 1772069490-60081 X-HE-Meta: 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 TdC8r7EF 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The hpage_collapse functions describe functions used by madvise_collapse and khugepaged. remove the unnecessary hpage prefix to shorten the function name. Reviewed-by: Wei Yang Reviewed-by: Lance Yang Reviewed-by: Liam R. Howlett Reviewed-by: Zi Yan Reviewed-by: Baolin Wang Reviewed-by: Lorenzo Stoakes Acked-by: David Hildenbrand (Arm) Signed-off-by: Nico Pache --- mm/khugepaged.c | 71 +++++++++++++++++++++++-------------------------- mm/mremap.c | 2 +- 2 files changed, 35 insertions(+), 38 deletions(-) diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 4615f34911d1..64086488ca01 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -392,14 +392,14 @@ void __init khugepaged_destroy(void) kmem_cache_destroy(mm_slot_cache); } -static inline int hpage_collapse_test_exit(struct mm_struct *mm) +static inline int collapse_test_exit(struct mm_struct *mm) { return atomic_read(&mm->mm_users) == 0; } -static inline int hpage_collapse_test_exit_or_disable(struct mm_struct *mm) +static inline int collapse_test_exit_or_disable(struct mm_struct *mm) { - return hpage_collapse_test_exit(mm) || + return collapse_test_exit(mm) || mm_flags_test(MMF_DISABLE_THP_COMPLETELY, mm); } @@ -433,7 +433,7 @@ void __khugepaged_enter(struct mm_struct *mm) int wakeup; /* __khugepaged_exit() must not run from under us */ - VM_BUG_ON_MM(hpage_collapse_test_exit(mm), mm); + VM_BUG_ON_MM(collapse_test_exit(mm), mm); if (unlikely(mm_flags_test_and_set(MMF_VM_HUGEPAGE, mm))) return; @@ -487,7 +487,7 @@ void __khugepaged_exit(struct mm_struct *mm) } else if (slot) { /* * This is required to serialize against - * hpage_collapse_test_exit() (which is guaranteed to run + * collapse_test_exit() (which is guaranteed to run * under mmap sem read mode). Stop here (after we return all * pagetables will be destroyed) until khugepaged has finished * working on the pagetables under the mmap_lock. @@ -582,7 +582,7 @@ static enum scan_result __collapse_huge_page_isolate(struct vm_area_struct *vma, goto out; } - /* See hpage_collapse_scan_pmd(). */ + /* See collapse_scan_pmd(). */ if (folio_maybe_mapped_shared(folio)) { ++shared; if (cc->is_khugepaged && @@ -833,7 +833,7 @@ static struct collapse_control khugepaged_collapse_control = { .is_khugepaged = true, }; -static bool hpage_collapse_scan_abort(int nid, struct collapse_control *cc) +static bool collapse_scan_abort(int nid, struct collapse_control *cc) { int i; @@ -868,7 +868,7 @@ static inline gfp_t alloc_hugepage_khugepaged_gfpmask(void) } #ifdef CONFIG_NUMA -static int hpage_collapse_find_target_node(struct collapse_control *cc) +static int collapse_find_target_node(struct collapse_control *cc) { int nid, target_node = 0, max_value = 0; @@ -887,7 +887,7 @@ static int hpage_collapse_find_target_node(struct collapse_control *cc) return target_node; } #else -static int hpage_collapse_find_target_node(struct collapse_control *cc) +static int collapse_find_target_node(struct collapse_control *cc) { return 0; } @@ -906,7 +906,7 @@ static enum scan_result hugepage_vma_revalidate(struct mm_struct *mm, unsigned l enum tva_type type = cc->is_khugepaged ? TVA_KHUGEPAGED : TVA_FORCED_COLLAPSE; - if (unlikely(hpage_collapse_test_exit_or_disable(mm))) + if (unlikely(collapse_test_exit_or_disable(mm))) return SCAN_ANY_PROCESS; *vmap = vma = find_vma(mm, address); @@ -977,7 +977,7 @@ static enum scan_result check_pmd_still_valid(struct mm_struct *mm, /* * Bring missing pages in from swap, to complete THP collapse. - * Only done if hpage_collapse_scan_pmd believes it is worthwhile. + * Only done if khugepaged_scan_pmd believes it is worthwhile. * * Called and returns without pte mapped or spinlocks held. * Returns result: if not SCAN_SUCCEED, mmap_lock has been released. @@ -1063,7 +1063,7 @@ static enum scan_result alloc_charge_folio(struct folio **foliop, struct mm_stru { gfp_t gfp = (cc->is_khugepaged ? alloc_hugepage_khugepaged_gfpmask() : GFP_TRANSHUGE); - int node = hpage_collapse_find_target_node(cc); + int node = collapse_find_target_node(cc); struct folio *folio; folio = __folio_alloc(gfp, HPAGE_PMD_ORDER, node, &cc->alloc_nmask); @@ -1241,10 +1241,9 @@ static enum scan_result collapse_huge_page(struct mm_struct *mm, unsigned long a return result; } -static enum scan_result hpage_collapse_scan_pmd(struct mm_struct *mm, - struct vm_area_struct *vma, unsigned long start_addr, - bool *mmap_locked, unsigned int *cur_progress, - struct collapse_control *cc) +static enum scan_result collapse_scan_pmd(struct mm_struct *mm, + struct vm_area_struct *vma, unsigned long start_addr, bool *mmap_locked, + unsigned int *cur_progress, struct collapse_control *cc) { pmd_t *pmd; pte_t *pte, *_pte; @@ -1366,7 +1365,7 @@ static enum scan_result hpage_collapse_scan_pmd(struct mm_struct *mm, * hit record. */ node = folio_nid(folio); - if (hpage_collapse_scan_abort(node, cc)) { + if (collapse_scan_abort(node, cc)) { result = SCAN_SCAN_ABORT; goto out_unmap; } @@ -1432,7 +1431,7 @@ static void collect_mm_slot(struct mm_slot *slot) lockdep_assert_held(&khugepaged_mm_lock); - if (hpage_collapse_test_exit(mm)) { + if (collapse_test_exit(mm)) { /* free mm_slot */ hash_del(&slot->hash); list_del(&slot->mm_node); @@ -1787,7 +1786,7 @@ static void retract_page_tables(struct address_space *mapping, pgoff_t pgoff) if (find_pmd_or_thp_or_none(mm, addr, &pmd) != SCAN_SUCCEED) continue; - if (hpage_collapse_test_exit(mm)) + if (collapse_test_exit(mm)) continue; if (!file_backed_vma_is_retractable(vma)) @@ -2305,9 +2304,9 @@ static enum scan_result collapse_file(struct mm_struct *mm, unsigned long addr, return result; } -static enum scan_result hpage_collapse_scan_file(struct mm_struct *mm, - unsigned long addr, struct file *file, pgoff_t start, - unsigned int *cur_progress, struct collapse_control *cc) +static enum scan_result collapse_scan_file(struct mm_struct *mm, unsigned long addr, + struct file *file, pgoff_t start, unsigned int *cur_progress, + struct collapse_control *cc) { struct folio *folio = NULL; struct address_space *mapping = file->f_mapping; @@ -2362,7 +2361,7 @@ static enum scan_result hpage_collapse_scan_file(struct mm_struct *mm, } node = folio_nid(folio); - if (hpage_collapse_scan_abort(node, cc)) { + if (collapse_scan_abort(node, cc)) { result = SCAN_SCAN_ABORT; folio_put(folio); break; @@ -2418,7 +2417,7 @@ static enum scan_result hpage_collapse_scan_file(struct mm_struct *mm, return result; } -static unsigned int khugepaged_scan_mm_slot(unsigned int pages, enum scan_result *result, +static unsigned int collapse_scan_mm_slot(unsigned int pages, enum scan_result *result, struct collapse_control *cc) __releases(&khugepaged_mm_lock) __acquires(&khugepaged_mm_lock) @@ -2453,7 +2452,7 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, enum scan_result goto breakouterloop_mmap_lock; progress++; - if (unlikely(hpage_collapse_test_exit_or_disable(mm))) + if (unlikely(collapse_test_exit_or_disable(mm))) goto breakouterloop; vma_iter_init(&vmi, mm, khugepaged_scan.address); @@ -2461,7 +2460,7 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, enum scan_result unsigned long hstart, hend; cond_resched(); - if (unlikely(hpage_collapse_test_exit_or_disable(mm))) { + if (unlikely(collapse_test_exit_or_disable(mm))) { progress++; break; } @@ -2484,7 +2483,7 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, enum scan_result unsigned int cur_progress = 0; cond_resched(); - if (unlikely(hpage_collapse_test_exit_or_disable(mm))) + if (unlikely(collapse_test_exit_or_disable(mm))) goto breakouterloop; VM_BUG_ON(khugepaged_scan.address < hstart || @@ -2497,13 +2496,13 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, enum scan_result mmap_read_unlock(mm); mmap_locked = false; - *result = hpage_collapse_scan_file(mm, + *result = collapse_scan_file(mm, khugepaged_scan.address, file, pgoff, &cur_progress, cc); fput(file); if (*result == SCAN_PTE_MAPPED_HUGEPAGE) { mmap_read_lock(mm); - if (hpage_collapse_test_exit_or_disable(mm)) + if (collapse_test_exit_or_disable(mm)) goto breakouterloop; *result = try_collapse_pte_mapped_thp(mm, khugepaged_scan.address, false); @@ -2512,7 +2511,7 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, enum scan_result mmap_read_unlock(mm); } } else { - *result = hpage_collapse_scan_pmd(mm, vma, + *result = collapse_scan_pmd(mm, vma, khugepaged_scan.address, &mmap_locked, &cur_progress, cc); } @@ -2546,7 +2545,7 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, enum scan_result * Release the current mm_slot if this mm is about to die, or * if we scanned all vmas of this mm, or THP got disabled. */ - if (hpage_collapse_test_exit_or_disable(mm) || !vma) { + if (collapse_test_exit_or_disable(mm) || !vma) { /* * Make sure that if mm_users is reaching zero while * khugepaged runs here, khugepaged_exit will find @@ -2599,8 +2598,8 @@ static void khugepaged_do_scan(struct collapse_control *cc) pass_through_head++; if (khugepaged_has_work() && pass_through_head < 2) - progress += khugepaged_scan_mm_slot(pages - progress, - &result, cc); + progress += collapse_scan_mm_slot(pages - progress, + &result, cc); else progress = pages; spin_unlock(&khugepaged_mm_lock); @@ -2844,8 +2843,7 @@ int madvise_collapse(struct vm_area_struct *vma, unsigned long start, mmap_read_unlock(mm); mmap_locked = false; *lock_dropped = true; - result = hpage_collapse_scan_file(mm, addr, file, pgoff, - NULL, cc); + result = collapse_scan_file(mm, addr, file, pgoff, NULL, cc); if (result == SCAN_PAGE_DIRTY_OR_WRITEBACK && !triggered_wb && mapping_can_writeback(file->f_mapping)) { @@ -2859,8 +2857,7 @@ int madvise_collapse(struct vm_area_struct *vma, unsigned long start, } fput(file); } else { - result = hpage_collapse_scan_pmd(mm, vma, addr, - &mmap_locked, NULL, cc); + result = collapse_scan_pmd(mm, vma, addr, &mmap_locked, NULL, cc); } if (!mmap_locked) *lock_dropped = true; diff --git a/mm/mremap.c b/mm/mremap.c index 2be876a70cc0..eb222af91c2d 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -244,7 +244,7 @@ static int move_ptes(struct pagetable_move_control *pmc, goto out; } /* - * Now new_pte is none, so hpage_collapse_scan_file() path can not find + * Now new_pte is none, so collapse_scan_file() path can not find * this by traversing file->f_mapping, so there is no concurrency with * retract_page_tables(). In addition, we already hold the exclusive * mmap_lock, so this new_pte page is stable, so there is no need to get -- 2.53.0