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[PULL,03/15] migration/rdma: Pass qemu_file errors across link

Message ID 1476458903-7888-4-git-send-email-quintela@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Juan Quintela Oct. 14, 2016, 3:28 p.m. UTC 
From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

If we fail for some reason (e.g. a mismatched RAMBlock)
and it's set the qemu_file error flag, pass that error back to the
peer so it can clean up rather than waiting for some higher level
progress.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Michael R. Hines <michael@hinespot.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 migration/rdma.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/migration/rdma.c b/migration/rdma.c
index 88bdb64..7271292 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -2804,6 +2804,9 @@  static int qio_channel_rdma_close(QIOChannel *ioc,
     QIOChannelRDMA *rioc = QIO_CHANNEL_RDMA(ioc);
     trace_qemu_rdma_close();
     if (rioc->rdma) {
+        if (!rioc->rdma->error_state) {
+            rioc->rdma->error_state = qemu_file_get_error(rioc->file);
+        }
         qemu_rdma_cleanup(rioc->rdma);
         g_free(rioc->rdma);
         rioc->rdma = NULL;