Commit ac55e78d authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Andrew Morton
Browse files

reiserfs: replace obvious uses of b_page with b_folio 

These places just use b_page to get to the buffer's address_space or call
page_folio() on b_page to get a folio.

Link: https://lkml.kernel.org/r/20221215214402.3522366-12-willy@infradead.org


Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 6ad4cd7f

fs/reiserfs/journal.c

+2 −2
Original line number Diff line number Diff line
@@ -601,7 +601,7 @@ static int journal_list_still_alive(struct super_block *s, 
 */

static void release_buffer_page(struct buffer_head *bh)

{

	struct folio *folio = page_folio(bh->b_page);

	struct folio *folio = bh->b_folio;

	if (!folio->mapping && folio_trylock(folio)) {

		folio_get(folio);

		put_bh(bh);
@@ -866,7 +866,7 @@ static int write_ordered_buffers(spinlock_t * lock, 
		 * will ever write the buffer. We're safe if we write the

		 * page one last time after freeing the journal header.

		 */

		if (buffer_dirty(bh) && unlikely(bh->b_page->mapping == NULL)) {

		if (buffer_dirty(bh) && unlikely(bh->b_folio->mapping == NULL)) {

			spin_unlock(lock);

			write_dirty_buffer(bh, 0);

			spin_lock(lock);

fs/reiserfs/tail_conversion.c

+1 −1
Original line number Diff line number Diff line
@@ -177,7 +177,7 @@ void reiserfs_unmap_buffer(struct buffer_head *bh) 
	 * BUG() on attempt to write not mapped buffer

	 */

	if ((!list_empty(&bh->b_assoc_buffers) || bh->b_private) && bh->b_page) {

		struct inode *inode = bh->b_page->mapping->host;

		struct inode *inode = bh->b_folio->mapping->host;

		struct reiserfs_journal *j = SB_JOURNAL(inode->i_sb);

		spin_lock(&j->j_dirty_buffers_lock);

		list_del_init(&bh->b_assoc_buffers);