xen/magic_ioport_compat.patch
Charles Arnold 800917b5a2 - bnc#717650 - Unable to start VM
- Update to Xen 4.1.2_rc2 c/s 23152

- bnc#716695 - domUs using tap devices will not start
  updated multi-xvdp.patch

- Upstream patches from Jan
  23803-intel-pmu-models.patch
  23800-x86_64-guest-addr-range.patch
  23795-intel-ich10-quirk.patch
  23804-x86-IPI-counts.patch 

- bnc#706106 - Inconsistent reporting of VM names during migration
  xend-migration-domname-fix.patch

- bnc#712823 - L3:Xen guest does not start reliable when rebooted
  xend-vcpu-affinity-fix.patch

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=143
2011-09-15 21:43:21 +00:00

21 lines
746 B
Diff

Make our PV drivers work with older hosts that do not recognize the new PV driver protocol.
Signed-off-by: K. Y. Srinivasan <ksrinivasan@novell.com>
Index: xen-4.1.2-testing/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c
===================================================================
--- xen-4.1.2-testing.orig/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c
+++ xen-4.1.2-testing/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c
@@ -322,7 +322,10 @@ static int check_platform_magic(struct d
if (magic != XEN_IOPORT_MAGIC_VAL) {
err = "unrecognised magic value";
- goto no_dev;
+ /*
+ * Older backend; just return 0 to be compatible.
+ */
+ return 0;
}
protocol = inb(XEN_IOPORT_PROTOVER);