qemu: forbid migration with an IOMMU device

[libvirt] [PATCH] qemu: forbid migration with an IOMMU device

Ján Tomko posted 1 patch 7 years, 1 month ago

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git fetch https://github.com/patchew-project/libvirt tags/patchew/698825794bc655f3ea46ba5bed0792e48f4306a5.1490264173.git.jtomko@redhat.com

src/qemu/qemu_migration.c | 6 ++++++
1 file changed, 6 insertions(+)

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[libvirt] [PATCH] qemu: forbid migration with an IOMMU device

Posted by Ján Tomko 7 years, 1 month ago

https://bugzilla.redhat.com/show_bug.cgi?id=1433994
---
 src/qemu/qemu_migration.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index f5711bc..15ed830 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;
-- 
2.10.2

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Re: [libvirt] [PATCH] qemu: forbid migration with an IOMMU device

Posted by Pavel Hrdina 7 years, 1 month ago

On Thu, Mar 23, 2017 at 11:16:17AM +0100, Ján Tomko wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=1433994
> ---
>  src/qemu/qemu_migration.c | 6 ++++++
>  1 file changed, 6 insertions(+)

ACK

Pavel
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