tree c33e79e1a12465f542a8a4496eb603da0ac9b772
parent 1d6ef276594a781686058802996e09c8550fd767
author Xiubo Li <lixiubo@cmss.chinamobile.com> 1497510331 +0800
committer Nicholas Bellinger <nab@linux-iscsi.org> 1499407893 -0700

tcmu: Fix module removal due to stuck unmap_thread thread again

Because the unmap code just after the schdule() returned may take
a long time and if the kthread_stop() is fired just when in this
routine, the module removal maybe stuck too.

Signed-off-by: Xiubo Li <lixiubo@cmss.chinamobile.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>