tree dfcde7d6d0048928a9cfd8ec4b2be64f506e0f98
parent 6a159d2ae488a835a8ca5f1f658db72b7e13d064
author Zhao Lei <zhaolei@cn.fujitsu.com> 1451558934 +0800
committer David Sterba <dsterba@suse.com> 1455787572 +0100

btrfs: reada: bypass adding extent when all zone failed

When failed adding all dev_zones for a reada_extent, the extent
will have no chance to be selected to run, and keep in memory
for ever.

We should bypass this extent to avoid above case.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>