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Btrfs: cleanup unused arguments of btrfs_csum_data

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Argument 'root' is no more used in btrfs_csum_data().

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
This commit is contained in:
Liu Bo 2013-03-14 14:57:45 +00:00 • committed by Josef Bacik
commit b0496686ba
7 changed files with 15 additions and 21 deletions
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3
fs/btrfs/compression.c
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@ -106,7 +106,6 @@ static int check_compressed_csum(struct inode *inode,
u64 disk_start)
{
int ret;
struct btrfs_root *root = BTRFS_I(inode)->root;
struct page *page;
unsigned long i;
char *kaddr;
@ -121,7 +120,7 @@ static int check_compressed_csum(struct inode *inode,
csum = ~(u32)0;
kaddr = kmap_atomic(page);
csum = btrfs_csum_data(root, kaddr, csum, PAGE_CACHE_SIZE);
csum = btrfs_csum_data(kaddr, csum, PAGE_CACHE_SIZE);
btrfs_csum_final(csum, (char *)&csum);
kunmap_atomic(kaddr);