nilfs2: convert nilfs_writepage() to use a folio

Convert the incoming page to a folio.  Replaces three calls to
compound_head() with one.

Link: https://lkml.kernel.org/r/20231114084436.2755-7-konishi.ryusuke@gmail.com
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2023-11-14 17:44:22 +09:00 committed by Andrew Morton
parent 36319c0c1c
commit b7ef8d3b2d

View File

@ -175,7 +175,8 @@ static int nilfs_writepages(struct address_space *mapping,
static int nilfs_writepage(struct page *page, struct writeback_control *wbc)
{
struct inode *inode = page->mapping->host;
struct folio *folio = page_folio(page);
struct inode *inode = folio->mapping->host;
int err;
if (sb_rdonly(inode->i_sb)) {
@ -186,12 +187,12 @@ static int nilfs_writepage(struct page *page, struct writeback_control *wbc)
* So, here we simply discard this dirty page.
*/
nilfs_clear_dirty_page(page, false);
unlock_page(page);
folio_unlock(folio);
return -EROFS;
}
redirty_page_for_writepage(wbc, page);
unlock_page(page);
folio_redirty_for_writepage(wbc, folio);
folio_unlock(folio);
if (wbc->sync_mode == WB_SYNC_ALL) {
err = nilfs_construct_segment(inode->i_sb);