[23/25] f2fs: Call aops write_begin() and write_end() directly

Commit Message

Matthew Wilcox (Oracle) May 8, 2022, 8:29 p.m. UTC

pagecache_write_begin() and pagecache_write_end() are now trivial
wrappers, so call the aops directly.

Signed-off-by: Matthew Wilcox (Oracle) <[e-mail]>
Reviewed-by: Christoph Hellwig <[e-mail]>
---
 fs/f2fs/verity.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

Patch

diff --git a/fs/f2fs/verity.c b/fs/f2fs/verity.c
index 3d793202cc9f..65395ae188aa 100644
--- a/fs/f2fs/verity.c
+++ b/fs/f2fs/verity.c
@@ -74,6 +74,9 @@  static int pagecache_read(struct inode *inode, void *buf, size_t count,
 static int pagecache_write(struct inode *inode, const void *buf, size_t count,
 			   loff_t pos)
 {
+	struct address_space *mapping = inode->i_mapping;
+	const struct address_space_operations *aops = mapping->a_ops;
+
 	if (pos + count > inode->i_sb->s_maxbytes)
 		return -EFBIG;
 
@@ -85,8 +88,7 @@  static int pagecache_write(struct inode *inode, const void *buf, size_t count,
 		void *addr;
 		int res;
 
-		res = pagecache_write_begin(NULL, inode->i_mapping, pos, n, 0,
-					    &page, &fsdata);
+		res = aops->write_begin(NULL, mapping, pos, n, &page, &fsdata);
 		if (res)
 			return res;
 
@@ -94,8 +96,7 @@  static int pagecache_write(struct inode *inode, const void *buf, size_t count,
 		memcpy(addr + offset_in_page(pos), buf, n);
 		kunmap_atomic(addr);
 
-		res = pagecache_write_end(NULL, inode->i_mapping, pos, n, n,
-					  page, fsdata);
+		res = aops->write_end(NULL, mapping, pos, n, n, page, fsdata);
 		if (res < 0)
 			return res;
 		if (res != n)