From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 65C1815532F for ; Mon, 22 Apr 2024 20:08:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713816527; cv=none; b=R+1FOjwN0ka/+x7eChWuygtJOKer0zd/UqQuYIk1cvF5tIlHlmzQ5bt+12/Acxg3YRdr07AcdlTTJ4y9hv8geQQPKQ7zgoT+8lYwPuOiZtPHKl528/Zi/qQtsZxHKWUWbYtLcOluaAxvOUZ3QUNT3RATE+L17/E6qSoCV6z+3Wk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713816527; c=relaxed/simple; bh=9e9v/SB/9E34I14+26GxWcxWhe7y61diqrYSZD1Loq0=; h=Date:To:From:Subject:Message-Id; b=lCG4RyayQQuz6JGlVjGwK5uF4KU0Z1HNd8towceloiGh+RpK3+E5UrqBX1oRlItaC2Q243CUeRhbGUZsvhbmXCL5+fUPUJjLlR7Zt9nSB+d9bBCdNrYuZa28oGgq6A89sPTDWXAnWQJUJ/nAXpjFzu6r6dMInZex/5gWVVRsBV8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=UHuFIAQ1; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="UHuFIAQ1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D71CBC113CC; Mon, 22 Apr 2024 20:08:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1713816526; bh=9e9v/SB/9E34I14+26GxWcxWhe7y61diqrYSZD1Loq0=; h=Date:To:From:Subject:From; b=UHuFIAQ108xYyGq3RewZKZ7m201/ytl31X6Y5kQT+JJWqcGSTP0pmEirSmv80Dy2r YljFrc2nc1CWxyIT1j7bTo8CHZvIe6Z/LViby+Naidh41I+F6e14B1Yf9QPf+sQEpO PrFJ5MLGzcYDpd0WLabh3Y4bxq7UUhvkM2ch56HM= Date: Mon, 22 Apr 2024 13:08:46 -0700 To: mm-commits@vger.kernel.org,muchun.song@linux.dev,ioworker0@gmail.com,david@redhat.com,baolin.wang@linux.alibaba.com,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics-v2.patch added to mm-unstable branch Message-Id: <20240422200846.D71CBC113CC@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics-v2 has been added to the -mm mm-unstable branch. Its filename is mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics-v2.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics-v2.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Baolin Wang Subject: mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics-v2 Date: Mon, 22 Apr 2024 15:33:43 +0800 check the THP earlier in case the folio is split, per Lance Link: https://lkml.kernel.org/r/b99f8cb14bc85fdb6ab43721d1331cb5ebed2581.1713771041.git.baolin.wang@linux.alibaba.com Signed-off-by: Baolin Wang Acked-by: David Hildenbrand Reviewed-by: Lance Yang Cc: Muchun Song Signed-off-by: Andrew Morton --- mm/huge_memory.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/mm/huge_memory.c~mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics-v2 +++ a/mm/huge_memory.c @@ -2934,6 +2934,7 @@ int split_huge_page_to_list_to_order(str XA_STATE_ORDER(xas, &folio->mapping->i_pages, folio->index, new_order); struct anon_vma *anon_vma = NULL; struct address_space *mapping = NULL; + bool is_thp = folio_test_pmd_mappable(folio); int extra_pins, ret; pgoff_t end; bool is_hzp; @@ -3112,7 +3113,7 @@ out_unlock: i_mmap_unlock_read(mapping); out: xas_destroy(&xas); - if (folio_test_pmd_mappable(folio)) + if (is_thp) count_vm_event(!ret ? THP_SPLIT_PAGE : THP_SPLIT_PAGE_FAILED); return ret; } _ Patches currently in -mm which might be from baolin.wang@linux.alibaba.com are mm-page_alloc-fix-freelist-movement-during-block-conversion-fix.patch mm-page_alloc-consolidate-free-page-accounting-fix-3.patch mm-record-the-migration-reason-for-struct-migration_target_control.patch mm-hugetlb-make-the-hugetlb-migration-strategy-consistent.patch docs-hugetlbpagerst-add-hugetlb-migration-description.patch mm-factor-out-the-numa-mapping-rebuilding-into-a-new-helper.patch mm-support-multi-size-thp-numa-balancing.patch mm-support-multi-size-thp-numa-balancing-v3.patch mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics.patch mm-huge_memory-add-the-missing-folio_test_pmd_mappable-for-thp-split-statistics-v2.patch mm-page_alloc-use-the-correct-thp-order-for-thp-pcp.patch mm-set-pageblock_order-to-hpage_pmd_order-in-case-with-config_hugetlb_page-but-thp-enabled.patch mm-page_alloc-allowing-mthp-compaction-to-capture-the-freed-page-directly.patch