Btrfs: fix raid10 reading math
authorChris Mason <chris.mason@oracle.com>
Thu, 3 Nov 2011 16:17:49 +0000 (12:17 -0400)
committerChris Mason <chris.mason@oracle.com>
Thu, 3 Nov 2011 16:17:49 +0000 (12:17 -0400)
commit882895d4119992af2c9b654dbb3ac88cd17fa810
tree7baacac63cd091886f68b3aea30f8314c5301efe
parent6055e736045d7e1f83ea77551941c7745ad36ec2
Btrfs: fix raid10 reading math

The btrfs-progs raid10 code has been silently reading the wrong
raid10 block forever.  We didn't notice because it was always fixed
up by the retry code.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
volumes.c