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authorMatthew Wilcox (Oracle) <willy@infradead.org>2023-06-12 22:01:39 +0100
committerAndrew Morton <akpm@linux-foundation.org>2023-06-19 16:19:32 -0700
commit08d84add43179db632869ad39daff1b99f0e667c (patch)
tree504e1aac052d05b778f2b57592a9d4ea520c70d7 /fs/buffer.c
parent6f24ce6bec835bef84dcd9490ffb2bca61d9f359 (diff)
buffer: convert link_dev_buffers to take a folio
Its one caller already has a folio, so switch it to use the folio API. Removes a hidden call to compound_head(). Link: https://lkml.kernel.org/r/20230612210141.730128-13-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: Andreas Gruenbacher <agruenba@redhat.com> Cc: Bob Peterson <rpeterso@redhat.com> Cc: Hannes Reinecke <hare@suse.com> Cc: Luis Chamberlain <mcgrof@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 9b9dee417467..4ca2eb2b3dca 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -907,8 +907,8 @@ struct buffer_head *alloc_page_buffers(struct page *page, unsigned long size,
}
EXPORT_SYMBOL_GPL(alloc_page_buffers);
-static inline void
-link_dev_buffers(struct page *page, struct buffer_head *head)
+static inline void link_dev_buffers(struct folio *folio,
+ struct buffer_head *head)
{
struct buffer_head *bh, *tail;
@@ -918,7 +918,7 @@ link_dev_buffers(struct page *page, struct buffer_head *head)
bh = bh->b_this_page;
} while (bh);
tail->b_this_page = head;
- attach_page_private(page, head);
+ folio_attach_private(folio, head);
}
static sector_t blkdev_max_block(struct block_device *bdev, unsigned int size)
@@ -1013,7 +1013,7 @@ grow_dev_page(struct block_device *bdev, sector_t block,
* run under the folio lock.
*/
spin_lock(&inode->i_mapping->private_lock);
- link_dev_buffers(&folio->page, bh);
+ link_dev_buffers(folio, bh);
end_block = folio_init_buffers(folio, bdev,
(sector_t)index << sizebits, size);
spin_unlock(&inode->i_mapping->private_lock);