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 62D1C30BF52 for ; Fri, 24 Apr 2026 10:31:18 +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=1777026678; cv=none; b=g1Z/gNX2aTsRKHrzMA5WANyGaIU3A76cxBc4uspXo6M1BrWRTnUtOdmzMe2bNqLoFSaY6pFrdAM5qr7moC6CXffClKiNzecxFNH8fs77mAp/hNzoYI+Zvs0F5ramq7HFSWCCBfyDfOeiXQ0jrHLDrrg/GweNRUo1WsYT8OIzhiY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777026678; c=relaxed/simple; bh=2+Qyr4gYNp27pqvgADOfewlA2CxaKx01/hRoxg6RmUI=; h=Date:To:From:Subject:Message-Id; b=k4JXvoxEaWQKCDH1Syx9HddZ82WWhM+FXAot23TW3yaeh5z5nlLrJSdTeEVyGfSpX+L9AdY2vYzzNKqrpbmRXKgXgkIm2rF0bi7fKs6WADzb4lgWQKAXxoZ1MDIUNLRf6+/CVLkf+jVUlA8dMdM3fffUxEWIwE0YfNxvdhZh6KY= 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=0xoEpzow; 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="0xoEpzow" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 14F58C19425; Fri, 24 Apr 2026 10:31:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1777026678; bh=2+Qyr4gYNp27pqvgADOfewlA2CxaKx01/hRoxg6RmUI=; h=Date:To:From:Subject:From; b=0xoEpzow2ZAlPS9CRZXtSYPVyA0uDSlRdXBcgM8hLJwiTCeDTZBmsmXj4LWJpJFeV vhDFRrO3yMOP8kIYHgXdcGATSp9bm7u/E/LcK2ClGtCvxYq7iVCHkxoJIs688g0HEF ehEvm1G0TyqJT+kqak3f7VZ1GMW2PEggPyLVRBA4= Date: Fri, 24 Apr 2026 03:31:17 -0700 To: mm-commits@vger.kernel.org,ziy@nvidia.com,akpm@linux-foundation.org From: Andrew Morton Subject: + fs-btrfs-remove-a-comment-referring-to-read_only_thp_for_fs.patch added to mm-new branch Message-Id: <20260424103118.14F58C19425@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: fs/btrfs: remove a comment referring to READ_ONLY_THP_FOR_FS has been added to the -mm mm-new branch. Its filename is fs-btrfs-remove-a-comment-referring-to-read_only_thp_for_fs.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/fs-btrfs-remove-a-comment-referring-to-read_only_thp_for_fs.patch This patch will later appear in the mm-new branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Note, mm-new is a provisional staging ground for work-in-progress patches, and acceptance into mm-new is a notification for others take notice and to finish up reviews. Please do not hesitate to respond to review feedback and post updated versions to replace or incrementally fixup patches in mm-new. The mm-new branch of mm.git is not included in linux-next If a few days of testing in mm-new is successful, the patch will me moved into mm.git's mm-unstable branch, which is included in linux-next 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 various branches at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there most days ------------------------------------------------------ From: Zi Yan Subject: fs/btrfs: remove a comment referring to READ_ONLY_THP_FOR_FS Date: Thu, 23 Apr 2026 22:49:13 -0400 READ_ONLY_THP_FOR_FS is no longer present, remove related comment. Link: https://lore.kernel.org/20260424024915.28758-11-ziy@nvidia.com Signed-off-by: Zi Yan Reviewed-by: David Hildenbrand (Arm) Acked-by: David Sterba Cc: Al Viro Cc: Baolin Wang Cc: Barry Song Cc: Chris Mason Cc: Christian Brauner Cc: Dev Jain Cc: Jan Kara Cc: Lance Yang Cc: Liam Howlett Cc: Lorenzo Stoakes Cc: Matthew Wilcox (Oracle) Cc: Michal Hocko Cc: Mike Rapoport Cc: Nico Pache Cc: Ryan Roberts Cc: Shuah Khan Cc: Song Liu Cc: Suren Baghdasaryan Signed-off-by: Andrew Morton --- fs/btrfs/defrag.c | 3 --- 1 file changed, 3 deletions(-) --- a/fs/btrfs/defrag.c~fs-btrfs-remove-a-comment-referring-to-read_only_thp_for_fs +++ a/fs/btrfs/defrag.c @@ -860,9 +860,6 @@ again: return folio; /* - * Since we can defragment files opened read-only, we can encounter - * transparent huge pages here (see CONFIG_READ_ONLY_THP_FOR_FS). - * * The IO for such large folios is not fully tested, thus return * an error to reject such folios unless it's an experimental build. * _ Patches currently in -mm which might be from ziy@nvidia.com are mm-khugepaged-remove-read_only_thp_for_fs-check.patch mm-khugepaged-add-folio-dirty-check-after-try_to_unmap.patch mm-huge_memory-remove-read_only_thp_for_fs-from-file_thp_enabled.patch mm-khugepaged-remove-read_only_thp_for_fs-check-in-hugepage_enabled.patch mm-remove-read_only_thp_for_fs-kconfig-option.patch mm-fs-remove-filemap_nr_thps-functions-and-their-users.patch fs-remove-nr_thps-from-struct-address_space.patch mm-huge_memory-remove-folio-split-check-for-read_only_thp_for_fs.patch mm-truncate-use-folio_split-in-truncate_inode_partial_folio.patch fs-btrfs-remove-a-comment-referring-to-read_only_thp_for_fs.patch selftests-mm-remove-read_only_thp_for_fs-in-khugepaged.patch selftests-mm-remove-read_only_thp_for_fs-code-from-guard-regions.patch