Commit 9dbcca5a authored by Gerd Hoffmann's avatar Gerd Hoffmann Committed by Anthony Liguori
Browse files

virtfs: enable MSI-X 



This patch enables MSI-X for virtfs-9p-pci.  It also adds a
compat property to pc-0.13 which turns it of there to stay
compatible to 0.13-stable.

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
parent b903a0f7

hw/pc_piix.c

+8 −0
Original line number Diff line number Diff line
@@ -225,6 +225,14 @@ static QEMUMachine pc_machine_v0_13 = { 
    .desc = "Standard PC",

    .init = pc_init_pci,

    .max_cpus = 255,

    .compat_props = (GlobalProperty[]) {

        {

            .driver   = "virtio-9p-pci",

            .property = "vectors",

            .value    = stringify(0),

        },

        { /* end of list */ }

    },

};



static QEMUMachine pc_machine_v0_12 = {

hw/virtio-pci.c

+4 −1
Original line number Diff line number Diff line
@@ -684,12 +684,14 @@ static int virtio_9p_init_pci(PCIDevice *pci_dev) 
    VirtIODevice *vdev;



    vdev = virtio_9p_init(&pci_dev->qdev, &proxy->fsconf);

    vdev->nvectors = proxy->nvectors;

    virtio_init_pci(proxy, vdev,

                    PCI_VENDOR_ID_REDHAT_QUMRANET,

                    0x1009,

                    0x2,

                    0x00);



    /* make the actual value visible */

    proxy->nvectors = vdev->nvectors;

    return 0;

}

#endif
@@ -758,6 +760,7 @@ static PCIDeviceInfo virtio_info[] = { 
        .qdev.size = sizeof(VirtIOPCIProxy),

        .init      = virtio_9p_init_pci,

        .qdev.props = (Property[]) {

            DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),

            DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),

            DEFINE_PROP_STRING("mount_tag", VirtIOPCIProxy, fsconf.tag),

            DEFINE_PROP_STRING("fsdev", VirtIOPCIProxy, fsconf.fsdev_id),