From: Ján Tomko <jtomko@redhat.com>
Date: Thu, 23 Mar 2017 10:14:42 +0000 (+0100)
Subject: qemu: forbid migration with an IOMMU device
X-Git-Tag: v3.2.0-rc1~160
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b7118623ad5a8e6ea75d693881c08873eefa3e28;p=thirdparty%2Flibvirt.git

qemu: forbid migration with an IOMMU device

https://bugzilla.redhat.com/show_bug.cgi?id=1433994
---

diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index f5711bcf74..15ed830024 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -2359,6 +2359,12 @@ qemuMigrationIsAllowed(virQEMUDriverPtr driver,
                            _("migration with shmem device is not supported"));
             return false;
         }
+
+        if (vm->def->iommu) {
+            virReportError(VIR_ERR_OPERATION_INVALID, "%s",
+                           _("migration with iommu device is not supported"));
+            return false;
+        }
     }
 
     return true;