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btrfs: Update out-of-date "skip parity stripe" comment 

Because btrfs support scrub raid56 parity stripe now.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Zhao Lei 2015-08-18 17:54:30 +08:00 committed by Chris Mason
parent 3a9508b022
commit 7955323bdc
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/scrub.c
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@ -3280,13 +3280,13 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
scrub_blocked_if_needed(fs_info); scrub_blocked_if_needed(fs_info);
} }
/* for raid56, we skip parity stripe */
if (map->type & BTRFS_BLOCK_GROUP_RAID56_MASK) { if (map->type & BTRFS_BLOCK_GROUP_RAID56_MASK) {
ret = get_raid56_logic_offset(physical, num, map, ret = get_raid56_logic_offset(physical, num, map,
&logical, &logical,
&stripe_logical); &stripe_logical);
logical += base; logical += base;
if (ret) { if (ret) {
/* it is parity strip */
stripe_logical += base; stripe_logical += base;
stripe_end = stripe_logical + increment; stripe_end = stripe_logical + increment;
ret = scrub_raid56_parity(sctx, map, scrub_dev, ret = scrub_raid56_parity(sctx, map, scrub_dev,