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From: "Dr. David Alan Gilbert (git)" <dgilbert@redhat.com>
To: qemu-devel@nongnu.org, quintela@redhat.com, peterx@redhat.com
Subject: [Qemu-devel] [PATCH 1/2] migration/rdma: Don't moan about disconnects at the end
Date: Fri, 13 Sep 2019 17:35:06 +0100	[thread overview]
Message-ID: <20190913163507.1403-2-dgilbert@redhat.com> (raw)
In-Reply-To: <20190913163507.1403-1-dgilbert@redhat.com>

From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

If we've already finished the migration or something has
already gone wrong, don't moan about the migration stream disconnecting.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
---
 migration/rdma.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/migration/rdma.c b/migration/rdma.c
index 78e6b72bac..0fcf02f48e 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -3253,10 +3253,14 @@ static void rdma_cm_poll_handler(void *opaque)
 
     if (cm_event->event == RDMA_CM_EVENT_DISCONNECTED ||
         cm_event->event == RDMA_CM_EVENT_DEVICE_REMOVAL) {
-        error_report("receive cm event, cm event is %d", cm_event->event);
-        rdma->error_state = -EPIPE;
-        if (rdma->return_path) {
-            rdma->return_path->error_state = -EPIPE;
+        if (!rdma->error_state &&
+            migration_incoming_get_current()->state !=
+              MIGRATION_STATUS_COMPLETED) {
+            error_report("receive cm event, cm event is %d", cm_event->event);
+            rdma->error_state = -EPIPE;
+            if (rdma->return_path) {
+                rdma->return_path->error_state = -EPIPE;
+            }
         }
 
         if (mis->migration_incoming_co) {
-- 
2.21.0



  reply	other threads:[~2019-09-13 16:37 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-13 16:35 [Qemu-devel] [PATCH 0/2] migration/rdma disconnect fixes Dr. David Alan Gilbert (git)
2019-09-13 16:35 ` Dr. David Alan Gilbert (git) [this message]
2019-09-13 16:35 ` [Qemu-devel] [PATCH 2/2] migration/rdma.c: Swap synchronize_rcu for call_rcu Dr. David Alan Gilbert (git)
2019-09-16  2:59 ` [Qemu-devel] [PATCH 0/2] migration/rdma disconnect fixes Peter Xu
2019-09-25 10:11 ` Dr. David Alan Gilbert

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