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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A87CBCDB474 for ; Mon, 16 Oct 2023 22:11:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233494AbjJPWLG (ORCPT ); Mon, 16 Oct 2023 18:11:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45638 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233771AbjJPWLE (ORCPT ); Mon, 16 Oct 2023 18:11:04 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BCDE5D9 for ; Mon, 16 Oct 2023 15:11:02 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 56373C433C7; Mon, 16 Oct 2023 22:11:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1697494262; bh=Ki53o/IvysrS/3Ugo9nvSiEdidYlCXfw0qokJb6DTFw=; h=Date:To:From:Subject:From; b=YrJnVZccAmYsDxCBZLvZ0I0Rh6j8tI1A6qIMX68uzKIq5Le+eNM44ymU1JJx4PzD0 AREakYCtmpzEu5Njj5LFOfw8pc52DS41L5z9BPplBB463GtWyM0lmD1PxruJK/opZ7 MhO3YDNZhW0JEHxlK2hW1bYvA9YyOrSUsxJOZvPI= Date: Mon, 16 Oct 2023 15:11:01 -0700 To: mm-commits@vger.kernel.org, p.raghav@samsung.com, konishi.ryusuke@gmail.com, agruenba@redhat.com, willy@infradead.org, akpm@linux-foundation.org From: Andrew Morton Subject: + nilfs2-convert-nilfs_mdt_freeze_buffer-to-use-a-folio.patch added to mm-unstable branch Message-Id: <20231016221102.56373C433C7@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: nilfs2: convert nilfs_mdt_freeze_buffer to use a folio has been added to the -mm mm-unstable branch. Its filename is nilfs2-convert-nilfs_mdt_freeze_buffer-to-use-a-folio.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/nilfs2-convert-nilfs_mdt_freeze_buffer-to-use-a-folio.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: "Matthew Wilcox (Oracle)" Subject: nilfs2: convert nilfs_mdt_freeze_buffer to use a folio Date: Mon, 16 Oct 2023 21:10:57 +0100 Remove a number of folio->page->folio conversions. Link: https://lkml.kernel.org/r/20231016201114.1928083-11-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Acked-by: Ryusuke Konishi Cc: Andreas Gruenbacher Cc: Pankaj Raghav Signed-off-by: Andrew Morton --- fs/nilfs2/mdt.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) --- a/fs/nilfs2/mdt.c~nilfs2-convert-nilfs_mdt_freeze_buffer-to-use-a-folio +++ a/fs/nilfs2/mdt.c @@ -560,17 +560,19 @@ int nilfs_mdt_freeze_buffer(struct inode { struct nilfs_shadow_map *shadow = NILFS_MDT(inode)->mi_shadow; struct buffer_head *bh_frozen; - struct page *page; + struct folio *folio; int blkbits = inode->i_blkbits; - page = grab_cache_page(shadow->inode->i_mapping, bh->b_folio->index); - if (!page) - return -ENOMEM; + folio = filemap_grab_folio(shadow->inode->i_mapping, + bh->b_folio->index); + if (IS_ERR(folio)) + return PTR_ERR(folio); + + bh_frozen = folio_buffers(folio); + if (!bh_frozen) + bh_frozen = folio_create_empty_buffers(folio, 1 << blkbits, 0); - if (!page_has_buffers(page)) - create_empty_buffers(page, 1 << blkbits, 0); - - bh_frozen = nilfs_page_get_nth_block(page, bh_offset(bh) >> blkbits); + bh_frozen = get_nth_bh(bh_frozen, bh_offset(bh) >> blkbits); if (!buffer_uptodate(bh_frozen)) nilfs_copy_buffer(bh_frozen, bh); @@ -582,8 +584,8 @@ int nilfs_mdt_freeze_buffer(struct inode brelse(bh_frozen); /* already frozen */ } - unlock_page(page); - put_page(page); + folio_unlock(folio); + folio_put(folio); return 0; } _ Patches currently in -mm which might be from willy@infradead.org are mm-make-lock_folio_maybe_drop_mmap-vma-lock-aware.patch mm-call-wp_page_copy-under-the-vma-lock.patch mm-handle-shared-faults-under-the-vma-lock.patch mm-handle-cow-faults-under-the-vma-lock.patch mm-handle-read-faults-under-the-vma-lock.patch mm-handle-write-faults-to-ro-pages-under-the-vma-lock.patch iomap-hold-state_lock-over-call-to-ifs_set_range_uptodate.patch iomap-protect-read_bytes_pending-with-the-state_lock.patch mm-add-folio_end_read.patch ext4-use-folio_end_read.patch buffer-use-folio_end_read.patch iomap-use-folio_end_read.patch bitops-add-xor_unlock_is_negative_byte.patch alpha-implement-xor_unlock_is_negative_byte.patch m68k-implement-xor_unlock_is_negative_byte.patch mips-implement-xor_unlock_is_negative_byte.patch powerpc-implement-arch_xor_unlock_is_negative_byte-on-32-bit.patch riscv-implement-xor_unlock_is_negative_byte.patch s390-implement-arch_xor_unlock_is_negative_byte.patch mm-delete-checks-for-xor_unlock_is_negative_byte.patch mm-add-folio_xor_flags_has_waiters.patch mm-make-__end_folio_writeback-return-void.patch mm-use-folio_xor_flags_has_waiters-in-folio_end_writeback.patch filemap-remove-use-of-wait-bookmarks.patch sched-remove-wait-bookmarks.patch buffer-return-bool-from-grow_dev_folio.patch buffer-make-folio_create_empty_buffers-return-a-buffer_head.patch mpage-convert-map_buffer_to_folio-to-folio_create_empty_buffers.patch ext4-convert-to-folio_create_empty_buffers.patch buffer-add-get_nth_bh.patch gfs2-convert-inode-unstuffing-to-use-a-folio.patch gfs2-convert-gfs2_getbuf-to-folios.patch gfs2-convert-gfs2_getjdatabuf-to-use-a-folio.patch gfs2-convert-gfs2_write_buf_to_page-to-use-a-folio.patch nilfs2-convert-nilfs_mdt_freeze_buffer-to-use-a-folio.patch nilfs2-convert-nilfs_grab_buffer-to-use-a-folio.patch nilfs2-convert-nilfs_copy_page-to-nilfs_copy_folio.patch nilfs2-convert-nilfs_mdt_forget_block-to-use-a-folio.patch nilfs2-convert-nilfs_mdt_get_frozen_buffer-to-use-a-folio.patch nilfs2-remove-nilfs_page_get_nth_block.patch nilfs2-convert-nilfs_lookup_dirty_data_buffers-to-use-folio_create_empty_buffers.patch ntfs-convert-ntfs_read_block-to-use-a-folio.patch ntfs-convert-ntfs_writepage-to-use-a-folio.patch ntfs-convert-ntfs_prepare_pages_for_non_resident_write-to-folios.patch ntfs3-convert-ntfs_zero_range-to-use-a-folio.patch ocfs2-convert-ocfs2_map_page_blocks-to-use-a-folio.patch reiserfs-convert-writepage-to-use-a-folio.patch ufs-add-ufs_get_locked_folio-and-ufs_put_locked_folio.patch ufs-use-ufs_get_locked_folio-in-ufs_alloc_lastblock.patch ufs-convert-ufs_change_blocknr-to-use-folios.patch ufs-remove-ufs_get_locked_page.patch buffer-remove-folio_create_empty_buffers.patch