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[118.19.49.33]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71ec13d774fsm7608906b3a.106.2024.10.24.02.26.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Oct 2024 02:26:33 -0700 (PDT) From: Ryusuke Konishi To: Andrew Morton Cc: Matthew Wilcox , linux-nilfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 11/12] nilfs2: Convert nilfs_recovery_copy_block() to take a folio Date: Thu, 24 Oct 2024 18:25:45 +0900 Message-ID: <20241024092602.13395-12-konishi.ryusuke@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241024092602.13395-1-konishi.ryusuke@gmail.com> References: <20241024092602.13395-1-konishi.ryusuke@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: "Matthew Wilcox (Oracle)" Use memcpy_to_folio() instead of open-coding it, and use offset_in_folio() in case anybody wants to use nilfs2 on a device with large blocks. [ konishi.ryusuke: added label name change ] Link: https://lkml.kernel.org/r/20241002150036.1339475-4-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Ryusuke Konishi --- fs/nilfs2/recovery.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) diff --git a/fs/nilfs2/recovery.c b/fs/nilfs2/recovery.c index 21d81097a89f..e43405bf521e 100644 --- a/fs/nilfs2/recovery.c +++ b/fs/nilfs2/recovery.c @@ -481,19 +481,16 @@ static int nilfs_prepare_segment_for_recovery(struct = the_nilfs *nilfs, =20 static int nilfs_recovery_copy_block(struct the_nilfs *nilfs, struct nilfs_recovery_block *rb, - loff_t pos, struct page *page) + loff_t pos, struct folio *folio) { struct buffer_head *bh_org; - size_t from =3D pos & ~PAGE_MASK; - void *kaddr; + size_t from =3D offset_in_folio(folio, pos); =20 bh_org =3D __bread(nilfs->ns_bdev, rb->blocknr, nilfs->ns_blocksize); if (unlikely(!bh_org)) return -EIO; =20 - kaddr =3D kmap_local_page(page); - memcpy(kaddr + from, bh_org->b_data, bh_org->b_size); - kunmap_local(kaddr); + memcpy_to_folio(folio, from, bh_org->b_data, bh_org->b_size); brelse(bh_org); return 0; } @@ -531,13 +528,13 @@ static int nilfs_recover_dsync_blocks(struct the_nilf= s *nilfs, goto failed_inode; } =20 - err =3D nilfs_recovery_copy_block(nilfs, rb, pos, &folio->page); + err =3D nilfs_recovery_copy_block(nilfs, rb, pos, folio); if (unlikely(err)) - goto failed_page; + goto failed_folio; =20 err =3D nilfs_set_file_dirty(inode, 1); if (unlikely(err)) - goto failed_page; + goto failed_folio; =20 block_write_end(NULL, inode->i_mapping, pos, blocksize, blocksize, folio, NULL); @@ -548,7 +545,7 @@ static int nilfs_recover_dsync_blocks(struct the_nilfs = *nilfs, (*nr_salvaged_blocks)++; goto next; =20 - failed_page: + failed_folio: folio_unlock(folio); folio_put(folio); =20 --=20 2.43.0