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 AC3507C085 for ; Fri, 26 Apr 2024 03:58:59 +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=1714103939; cv=none; b=nn5abNTE+eb0PBKK8PNzYtqOFnpIJTahA1++vZADbB2Y6mggSgTyPOqvOra/KGsaCKz6eKkbFOKuAkqCt9sU3+2dAY1hE5vtK8mBZDjYmTjywdx4Ct4DPrP//mG5pbQl3RW4FxKZdH0YrAzqyyEGuSTY59Wbbrx1SQeIClTDZFc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714103939; c=relaxed/simple; bh=kWhgN5GKJuDxLpnwasbcvOX0FgXt9//oOogUFnAwofA=; h=Date:To:From:Subject:Message-Id; b=tKclj2tix/kX3S/6BOOJl/wpMiyj6r6vUBR+nNBBMqW4sr8BqizlcldXn1XlYibZDlmmKJbhLoIzR/3WBLS6+KlhC1/r4eMrXfD3SyFIGdZvxgmPC0p32TjJ/nNcj/YFi317PzVgUMxcxJ3zX2LWX+9HJtTkhUovnwRHfUToabA= 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=d5c0Sg0Q; 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="d5c0Sg0Q" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 805D3C113CD; Fri, 26 Apr 2024 03:58:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1714103939; bh=kWhgN5GKJuDxLpnwasbcvOX0FgXt9//oOogUFnAwofA=; h=Date:To:From:Subject:From; b=d5c0Sg0QCV8Fe4FVdlRVKQpPARmBeQm6AZv2+Lp3p9oY9qmFim0N9NhLlt4kZlf6b +w+Psh/AoLbn95SIduiXJ13d1uOqUTNDEUD9Sl72e2IYvmS81F2zz0ZpnHB9shCSiQ b/VqKJnrmVLT20Nkabgi2C+vuWYvz2HyRI6zD/No= Date: Thu, 25 Apr 2024 20:58:58 -0700 To: mm-commits@vger.kernel.org,vbabka@suse.cz,osalvador@suse.de,muchun.song@linux.dev,linmiaohe@huawei.com,david@redhat.com,willy@infradead.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-remove-a-call-to-compound_head-from-is_page_hwpoison.patch removed from -mm tree Message-Id: <20240426035859.805D3C113CD@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mm: remove a call to compound_head() from is_page_hwpoison() has been removed from the -mm tree. Its filename was mm-remove-a-call-to-compound_head-from-is_page_hwpoison.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" Subject: mm: remove a call to compound_head() from is_page_hwpoison() Date: Thu, 21 Mar 2024 14:24:44 +0000 We can call it only once instead of twice. Link: https://lkml.kernel.org/r/20240321142448.1645400-7-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: David Hildenbrand Reviewed-by: Miaohe Lin Acked-by: Vlastimil Babka Cc: Muchun Song Cc: Oscar Salvador Signed-off-by: Andrew Morton --- include/linux/page-flags.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) --- a/include/linux/page-flags.h~mm-remove-a-call-to-compound_head-from-is_page_hwpoison +++ a/include/linux/page-flags.h @@ -1065,11 +1065,14 @@ static inline bool PageHuge(const struct * best effort only and inherently racy: there is no way to synchronize with * failing hardware. */ -static inline bool is_page_hwpoison(struct page *page) +static inline bool is_page_hwpoison(const struct page *page) { + const struct folio *folio; + if (PageHWPoison(page)) return true; - return PageHuge(page) && PageHWPoison(compound_head(page)); + folio = page_folio(page); + return folio_test_hugetlb(folio) && PageHWPoison(&folio->page); } extern bool is_free_buddy_page(struct page *page); _ Patches currently in -mm which might be from willy@infradead.org are doc-improve-the-description-of-__folio_mark_dirty.patch buffer-add-kernel-doc-for-block_dirty_folio.patch buffer-add-kernel-doc-for-try_to_free_buffers.patch buffer-fix-__bread-and-__bread_gfp-kernel-doc.patch buffer-add-kernel-doc-for-brelse-and-__brelse.patch buffer-add-kernel-doc-for-bforget-and-__bforget.patch buffer-improve-bdev_getblk-documentation.patch doc-split-bufferrst-out-of-api-summaryrst.patch doc-split-bufferrst-out-of-api-summaryrst-fix.patch mm-memory-failure-remove-fsdax_pgoff-argument-from-__add_to_kill.patch mm-memory-failure-pass-addr-to-__add_to_kill.patch mm-return-the-address-from-page_mapped_in_vma.patch mm-make-page_mapped_in_vma-conditional-on-config_memory_failure.patch mm-memory-failure-convert-shake_page-to-shake_folio.patch mm-convert-hugetlb_page_mapping_lock_write-to-folio.patch mm-memory-failure-convert-memory_failure-to-use-a-folio.patch mm-memory-failure-convert-hwpoison_user_mappings-to-take-a-folio.patch mm-memory-failure-add-some-folio-conversions-to-unpoison_memory.patch mm-memory-failure-use-folio-functions-throughout-collect_procs.patch mm-memory-failure-pass-the-folio-to-collect_procs_ksm.patch fscrypt-convert-bh_get_inode_and_lblk_num-to-use-a-folio.patch f2fs-convert-f2fs_clear_page_cache_dirty_tag-to-use-a-folio.patch memory-failure-remove-calls-to-page_mapping.patch migrate-expand-the-use-of-folio-in-__migrate_device_pages.patch userfault-expand-folio-use-in-mfill_atomic_install_pte.patch mm-remove-page_mapping.patch mm-remove-page_cache_alloc.patch mm-remove-put_devmap_managed_page.patch mm-convert-put_devmap_managed_page_refs-to-put_devmap_managed_folio_refs.patch mm-remove-page_ref_sub_return.patch gup-use-folios-for-gup_devmap.patch mm-add-kernel-doc-for-folio_mark_accessed.patch mm-remove-pagereferenced.patch mm-simplify-thp_vma_allowable_order.patch