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authorMatthew Wilcox (Oracle) <willy@infradead.org>2022-05-01 06:39:50 -0400
committerMatthew Wilcox (Oracle) <willy@infradead.org>2022-05-09 23:12:34 -0400
commit6439476311a649594124c4cf42f8389661f04e4f (patch)
tree2dc7f0a5fc63c8848419b94c2ea3926a16856c94 /fs/buffer.c
parentfs: Change try_to_free_buffers() to take a folio (diff)
downloadlinux-dev-6439476311a649594124c4cf42f8389661f04e4f.tar.xz
linux-dev-6439476311a649594124c4cf42f8389661f04e4f.zip
fs: Convert drop_buffers() to use a folio
All callers now have a folio. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Jeff Layton <jlayton@kernel.org>
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 701af0035802..898c7f301b1b 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -3180,10 +3180,10 @@ static inline int buffer_busy(struct buffer_head *bh)
(bh->b_state & ((1 << BH_Dirty) | (1 << BH_Lock)));
}
-static int
-drop_buffers(struct page *page, struct buffer_head **buffers_to_free)
+static bool
+drop_buffers(struct folio *folio, struct buffer_head **buffers_to_free)
{
- struct buffer_head *head = page_buffers(page);
+ struct buffer_head *head = folio_buffers(folio);
struct buffer_head *bh;
bh = head;
@@ -3201,10 +3201,10 @@ drop_buffers(struct page *page, struct buffer_head **buffers_to_free)
bh = next;
} while (bh != head);
*buffers_to_free = head;
- detach_page_private(page);
- return 1;
+ folio_detach_private(folio);
+ return true;
failed:
- return 0;
+ return false;
}
bool try_to_free_buffers(struct folio *folio)
@@ -3218,12 +3218,12 @@ bool try_to_free_buffers(struct folio *folio)
return false;
if (mapping == NULL) { /* can this still happen? */
- ret = drop_buffers(&folio->page, &buffers_to_free);
+ ret = drop_buffers(folio, &buffers_to_free);
goto out;
}
spin_lock(&mapping->private_lock);
- ret = drop_buffers(&folio->page, &buffers_to_free);
+ ret = drop_buffers(folio, &buffers_to_free);
/*
* If the filesystem writes its buffers by hand (eg ext3)