btrfs: remove unused parameters from btrfs_cmp_data
After the page locking has been reworked, we get all pages prepared via
cmp_pages.
Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 4f360b1..9b47ecc 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3053,8 +3053,7 @@ static int btrfs_cmp_data_prepare(struct inode *src, u64 loff,
return 0;
}
-static int btrfs_cmp_data(struct inode *src, u64 loff, struct inode *dst,
- u64 dst_loff, u64 len, struct cmp_pages *cmp)
+static int btrfs_cmp_data(u64 len, struct cmp_pages *cmp)
{
int ret = 0;
int i;
@@ -3221,7 +3220,7 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen,
}
/* pass original length for comparison so we stay within i_size */
- ret = btrfs_cmp_data(src, loff, dst, dst_loff, olen, &cmp);
+ ret = btrfs_cmp_data(olen, &cmp);
if (ret == 0)
ret = btrfs_clone(src, dst, loff, olen, len, dst_loff, 1);