diff mbox series

[23/26] jbd2: Convert jbd2_journal_try_to_free_buffers to take a folio

Message ID 20220508203247.668791-24-willy@infradead.org (mailing list archive)
State New, archived
Headers show
Series Convert aops->releasepage to aops->release_folio | expand

Commit Message

Matthew Wilcox May 8, 2022, 8:32 p.m. UTC 
Also convert it to return a bool since it's called from release_folio().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
---
 fs/ext4/inode.c       |  2 +-
 fs/jbd2/transaction.c | 12 ++++++------
 include/linux/jbd2.h  |  2 +-
 3 files changed, 8 insertions(+), 8 deletions(-)

Comments

Theodore Ts'o May 9, 2022, 1:17 p.m. UTC | #1 
On Sun, May 08, 2022 at 09:32:44PM +0100, Matthew Wilcox (Oracle) wrote:
> Also convert it to return a bool since it's called from release_folio().
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>

Acked-by: Theodore Ts'o <tytso@mit.edu>
diff mbox series

Patch

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 52c46ac5bc8a..943937cb5302 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3253,7 +3253,7 @@  static bool ext4_release_folio(struct folio *folio, gfp_t wait)
 	if (folio_test_checked(folio))
 		return false;
 	if (journal)
-		return jbd2_journal_try_to_free_buffers(journal, &folio->page);
+		return jbd2_journal_try_to_free_buffers(journal, folio);
 	else
 		return try_to_free_buffers(&folio->page);
 }
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index fcb9175016a5..ee33d277d51e 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -2143,17 +2143,17 @@  __journal_try_to_free_buffer(journal_t *journal, struct buffer_head *bh)
  * cannot happen because we never reallocate freed data as metadata
  * while the data is part of a transaction.  Yes?
  *
- * Return 0 on failure, 1 on success
+ * Return false on failure, true on success
  */
-int jbd2_journal_try_to_free_buffers(journal_t *journal, struct page *page)
+bool jbd2_journal_try_to_free_buffers(journal_t *journal, struct folio *folio)
 {
 	struct buffer_head *head;
 	struct buffer_head *bh;
-	int ret = 0;
+	bool ret = false;
 
-	J_ASSERT(PageLocked(page));
+	J_ASSERT(folio_test_locked(folio));
 
-	head = page_buffers(page);
+	head = folio_buffers(folio);
 	bh = head;
 	do {
 		struct journal_head *jh;
@@ -2175,7 +2175,7 @@  int jbd2_journal_try_to_free_buffers(journal_t *journal, struct page *page)
 			goto busy;
 	} while ((bh = bh->b_this_page) != head);
 
-	ret = try_to_free_buffers(page);
+	ret = try_to_free_buffers(&folio->page);
 busy:
 	return ret;
 }
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index de9536680b2b..e79d6e0b14e8 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1529,7 +1529,7 @@  extern int	 jbd2_journal_dirty_metadata (handle_t *, struct buffer_head *);
 extern int	 jbd2_journal_forget (handle_t *, struct buffer_head *);
 int jbd2_journal_invalidate_folio(journal_t *, struct folio *,
 					size_t offset, size_t length);
-extern int	 jbd2_journal_try_to_free_buffers(journal_t *journal, struct page *page);
+bool jbd2_journal_try_to_free_buffers(journal_t *journal, struct folio *folio);
 extern int	 jbd2_journal_stop(handle_t *);
 extern int	 jbd2_journal_flush(journal_t *journal, unsigned int flags);
 extern void	 jbd2_journal_lock_updates (journal_t *);