ext4: move ext4 bmap to use iomap infrastructure

riteshharjani · tytso · commit ac58e4fb03f9 · 2020-03-14T14:43:12.000-04:00
ext4_iomap_begin is already implemented which provides ext4_map_blocks, so just move the API from generic_block_bmap to iomap_bmap for iomap conversion. Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com> Link: https://lore.kernel.org/r/8bbd53bd719d5ccfecafcce93f2bf1d7955a44af.1582880246.git.riteshh@linux.ibm.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
@@ -3212,7 +3212,7 @@ static sector_t ext4_bmap(struct address_space *mapping, sector_t block)
 			return 0;
 	}
 
-	return generic_block_bmap(mapping, block, ext4_get_block);
+	return iomap_bmap(mapping, block, &ext4_iomap_ops);
 }
 
 static int ext4_readpage(struct file *file, struct page *page)

Original file line number	Diff line number	Diff line change
`@@ -3212,7 +3212,7 @@ static sector_t ext4_bmap(struct address_space *mapping, sector_t block)`
`3212`	`3212`	`return 0;`
`3213`	`3213`	`}`
`3214`	`3214`
`3215`		`- return generic_block_bmap(mapping, block, ext4_get_block);`
	`3215`	`+ return iomap_bmap(mapping, block, &ext4_iomap_ops);`
`3216`	`3216`	`}`
`3217`	`3217`
`3218`	`3218`	`static int ext4_readpage(struct file file, struct page page)`