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owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 11/13/22 10:29AM, Christoph Hellwig wrote: > ->writepage is a very inefficient method to write back data, and only > used through write_cache_pages or a a fallback when no ->migrate_folio > method is present. > > Set ->migrate_folio to the generic buffer_head based helper, and remove > the ->writepage implementation. > > Signed-off-by: Christoph Hellwig Acked-by: Dave Kleikamp > --- > fs/jfs/inode.c | 7 +------ > 1 file changed, 1 insertion(+), 6 deletions(-) > > diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c > index d1ec920aa030a..8ac10e3960508 100644 > --- a/fs/jfs/inode.c > +++ b/fs/jfs/inode.c > @@ -264,11 +264,6 @@ int jfs_get_block(struct inode *ip, sector_t lblock, > return rc; > } > > -static int jfs_writepage(struct page *page, struct writeback_control *wbc) > -{ > - return block_write_full_page(page, jfs_get_block, wbc); > -} > - > static int jfs_writepages(struct address_space *mapping, > struct writeback_control *wbc) > { > @@ -355,12 +350,12 @@ const struct address_space_operations jfs_aops = { > .invalidate_folio = block_invalidate_folio, > .read_folio = jfs_read_folio, > .readahead = jfs_readahead, > - .writepage = jfs_writepage, > .writepages = jfs_writepages, > .write_begin = jfs_write_begin, > .write_end = jfs_write_end, > .bmap = jfs_bmap, > .direct_IO = jfs_direct_IO, > + .migrate_folio = buffer_migrate_folio, > }; > > /*