Commits
Shaohua Li committed 85f2f9a4f49
raid5-cache: check stripe finish out of order stripes could finish out of order. Hence r5l_move_io_unit_list() of __r5l_stripe_write_finished might not move any entry and leave stripe_end_ios list empty. This applies on top of http://marc.info/?l=linux-raid&m=144122700510667 Signed-off-by: Shaohua Li <shli@fb.com> Signed-off-by: NeilBrown <neilb@suse.com>