mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2025-03-07 17:28:15 +00:00
qemu_cgroup: allow access to /dev/dri for virtio-vga
QEMU needs access to the /dev/dri/render* device for virgl to work. Allow access to all /dev/dri/* devices for domains with <video> <model type='virtio' heads='1' primary='yes'> <acceleration accel3d='yes'/> </model> </video> https://bugzilla.redhat.com/show_bug.cgi?id=1337290
This commit is contained in:
parent
20a0fa8eb2
commit
3943bdd60c
@ -51,6 +51,7 @@ static const char *const defaultDeviceACL[] = {
|
||||
};
|
||||
#define DEVICE_PTY_MAJOR 136
|
||||
#define DEVICE_SND_MAJOR 116
|
||||
#define DEVICE_DRI_MAJOR 226
|
||||
|
||||
|
||||
static int
|
||||
@ -626,6 +627,20 @@ qemuSetupDevicesCgroup(virQEMUDriverPtr driver,
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
if (vm->def->nvideos) {
|
||||
/* currently libvirt only allows the primary video to be virtio */
|
||||
virDomainVideoDefPtr vid = vm->def->videos[0];
|
||||
if (vid->type == VIR_DOMAIN_VIDEO_TYPE_VIRTIO &&
|
||||
vid->accel && vid->accel->accel3d == VIR_TRISTATE_BOOL_YES) {
|
||||
rv = virCgroupAllowDevice(priv->cgroup, 'c', DEVICE_DRI_MAJOR, -1,
|
||||
VIR_CGROUP_DEVICE_RW);
|
||||
virDomainAuditCgroupMajor(vm, priv->cgroup, "allow", DEVICE_DRI_MAJOR,
|
||||
"video", "rw", rv == 0);
|
||||
if (rv < 0)
|
||||
goto cleanup;
|
||||
}
|
||||
}
|
||||
|
||||
for (i = 0; deviceACL[i] != NULL; i++) {
|
||||
if (!virFileExists(deviceACL[i])) {
|
||||
VIR_DEBUG("Ignoring non-existent device %s", deviceACL[i]);
|
||||
|
Loading…
x
Reference in New Issue
Block a user