The 65k stripe length should be ignored as the stripes are physically contiguous on disk so transfers can span stripes.
Signed-off-by: jim owens <jow...@hp.com> --- fs/btrfs/volumes.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 198cff2..f4b5666 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -2697,13 +2697,13 @@ again: /* stripe_offset is the offset of this block in its stripe*/ stripe_offset = offset - stripe_offset; - if (map->type & (BTRFS_BLOCK_GROUP_RAID0 | BTRFS_BLOCK_GROUP_RAID1 | - BTRFS_BLOCK_GROUP_RAID10 | - BTRFS_BLOCK_GROUP_DUP)) { + if (map->type & (BTRFS_BLOCK_GROUP_RAID0 | + BTRFS_BLOCK_GROUP_RAID10)) { /* we limit the length of each bio to what fits in a stripe */ *length = min_t(u64, em->len - offset, map->stripe_len - stripe_offset); } else { + /* RAID1, DUP, and simple disk stripes are all contiguous */ *length = em->len - offset; } -- 1.5.6.3 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html