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| author | Anthony PERARD <anthony.perard@citrix.com> | 2012-10-03 13:45:24 +0000 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2012-10-03 13:45:24 +0000 |
| commit | bd4982a6c6f1b133aff38873bc3b580af15cd334 (patch) | |
| tree | 2e5d44ee4e5e2ae2d66ea89ae39b6ab549879191 /hw | |
| parent | e744c06fca438dc08271e626034e632a270c91c8 (diff) | |
| download | qemu-bd4982a6c6f1b133aff38873bc3b580af15cd334.zip qemu-bd4982a6c6f1b133aff38873bc3b580af15cd334.tar.gz qemu-bd4982a6c6f1b133aff38873bc3b580af15cd334.tar.bz2 | |
xen: Fix, no unplug of pt device by platform device.
The Xen platform device will unplug any NICs if requested by the guest (PVonHVM)
including a NIC that would have been passthrough. This patch makes sure that a
passthrough device will not be unplug.
Reported-by: "Zhang, Yang Z" <yang.z.zhang@intel.com>
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/xen_platform.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/hw/xen_platform.c b/hw/xen_platform.c index 0d6c2ff..956dbfe 100644 --- a/hw/xen_platform.c +++ b/hw/xen_platform.c @@ -85,8 +85,10 @@ static void log_writeb(PCIXenPlatformState *s, char val) static void unplug_nic(PCIBus *b, PCIDevice *d, void *o) { + /* We have to ignore passthrough devices */ if (pci_get_word(d->config + PCI_CLASS_DEVICE) == - PCI_CLASS_NETWORK_ETHERNET) { + PCI_CLASS_NETWORK_ETHERNET + && strcmp(d->name, "xen-pci-passthrough") != 0) { qdev_free(&d->qdev); } } @@ -98,8 +100,10 @@ static void pci_unplug_nics(PCIBus *bus) static void unplug_disks(PCIBus *b, PCIDevice *d, void *o) { + /* We have to ignore passthrough devices */ if (pci_get_word(d->config + PCI_CLASS_DEVICE) == - PCI_CLASS_STORAGE_IDE) { + PCI_CLASS_STORAGE_IDE + && strcmp(d->name, "xen-pci-passthrough") != 0) { qdev_unplug(&(d->qdev), NULL); } } |