[PATCH 16/20] nilfs2: Convert nilfs_btnode_submit_block to use a folio

[Ryusuke Konishi]

From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>

Saves two calls to compound_head().

Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>
---
 fs/nilfs2/btnode.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c
index 691a50410ea9..5ef9eebd8d2e 100644
--- a/fs/nilfs2/btnode.c
+++ b/fs/nilfs2/btnode.c
@@ -75,7 +75,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr,
 {
 	struct buffer_head *bh;
 	struct inode *inode = btnc->host;
-	struct page *page;
+	struct folio *folio;
 	int err;
 
 	bh = nilfs_grab_buffer(inode, btnc, blocknr, BIT(BH_NILFS_Node));
@@ -83,7 +83,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr,
 		return -ENOMEM;
 
 	err = -EEXIST; /* internal code */
-	page = bh->b_page;
+	folio = bh->b_folio;
 
 	if (buffer_uptodate(bh) || buffer_dirty(bh))
 		goto found;
@@ -130,8 +130,8 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr,
 	*pbh = bh;
 
 out_locked:
-	unlock_page(page);
-	put_page(page);
+	folio_unlock(folio);
+	folio_put(folio);
 	return err;
 }
 
-- 
2.34.1