tree 83fbe9083a68e5a1456a44111dd823b49c71e69a
parent e90d0b3daede2bae2e78f8bf88c19182961cd19d
author Joachim Fenkes <fenkes@de.ibm.com> 1189517675 +0200
committer Roland Dreier <rolandd@cisco.com> 1191985151 -0700

IB/ehca: Serialize MR alloc and MR free hvCalls

Some firmware levels exhibit a race condition between H_ALLOC_RESOURCE(MR)
and H_FREE_RESOURCE(MR).  Work around this problem by locking these hvCalls
against each other.

Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>