tree 18f2235f3a8992a702f5d75e8c9f608076b01952
parent 02e5f5c0a0f726e66e3d8506ea1691e344277969
author NeilBrown <neilb@suse.de> 1384402575 +1100
committer NeilBrown <neilb@suse.de> 1384402575 +1100

md/raid5.c: add proper locking to error path of raid5_start_reshape.

If raid5_start_reshape errors out, we need to reset all the fields
that were updated (not just some), and need to use the seq_counter
to ensure make_request() doesn't use an inconsitent state.

Signed-off-by: NeilBrown <neilb@suse.de>