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authorLaurent Vivier <lvivier@redhat.com>2021-07-01 15:14:58 +0200
committerDr. David Alan Gilbert <dgilbert@redhat.com>2021-07-13 16:21:57 +0100
commita51dcef08ba574c129ae347f6f47b61ccb10cf07 (patch)
treed9a53432b2850584d2cf29d312085a04fbaae912 /migration
parent224f364a49ec88f9710908574393818d964d0593 (diff)
migration: failover: emit a warning when the card is not fully unplugged
When the migration fails or is canceled we wait the end of the unplug operation to be able to plug it back. But if the unplug operation is never finished we stop to wait and QEMU emits a warning to inform the user. Based-on: 20210629155007.629086-1-lvivier@redhat.com Signed-off-by: Laurent Vivier <lvivier@redhat.com> Message-Id: <20210701131458.112036-1-lvivier@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'migration')
-rw-r--r--migration/migration.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/migration/migration.c b/migration/migration.c
index 5ff7ba9d5c..d717cd089a 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -3701,6 +3701,10 @@ static void qemu_savevm_wait_unplug(MigrationState *s, int old_state,
while (timeout-- && qemu_savevm_state_guest_unplug_pending()) {
qemu_sem_timedwait(&s->wait_unplug_sem, 250);
}
+ if (qemu_savevm_state_guest_unplug_pending()) {
+ warn_report("migration: partially unplugged device on "
+ "failure");
+ }
}
migrate_set_state(&s->state, MIGRATION_STATUS_WAIT_UNPLUG, new_state);