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[5/6] rdma: Fix block during rdma migration

Message ID 1402888539-14961-6-git-send-email-quintela@redhat.com
State New
Headers show

Commit Message

Juan Quintela June 16, 2014, 3:15 a.m. UTC 
From: Gonglei <arei.gonglei@huawei.com>

If the networking break or there's something wrong with rdma
device(ib0 with no IP) during rdma migration, the main_loop of
qemu will be blocked in rdma_destroy_id. I add rdma_ack_cm_event
to fix this bug.

Signed-off-by: Mo Yuxiang <Moyuxiang@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Michael R. Hines <mrhines@us.ibm.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 migration-rdma.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/migration-rdma.c b/migration-rdma.c
index eeb4302..f60749b 100644
--- a/migration-rdma.c
+++ b/migration-rdma.c
@@ -949,6 +949,7 @@  route:
         ERROR(errp, "result not equal to event_addr_resolved %s",
                 rdma_event_str(cm_event->event));
         perror("rdma_resolve_addr");
+        rdma_ack_cm_event(cm_event);
         ret = -EINVAL;
         goto err_resolve_get_addr;
     }