tree e6f172d5c570047271691f9bd7bbcfc321b413de
parent 2e78c927d79333f299a8ac81c2fd2952caeef335
author Chandan Rajendra <chandan@linux.vnet.ibm.com> 1453371954 +0530
committer David Sterba <dsterba@suse.com> 1454351027 +0100

Btrfs: Compute and look up csums based on sectorsized blocks

Checksums are applicable to sectorsize units. The current code uses
bio->bv_len units to compute and look up checksums. This works on machines
where sectorsize == PAGE_SIZE. This patch makes the checksum computation and
look up code to work with sectorsize units.

Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: David Sterba <dsterba@suse.com>