diff options
| -rw-r--r-- | pc-bios/s390-ccw/virtio.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/pc-bios/s390-ccw/virtio.c b/pc-bios/s390-ccw/virtio.c index 5b9e1dc107..f438af15aa 100644 --- a/pc-bios/s390-ccw/virtio.c +++ b/pc-bios/s390-ccw/virtio.c @@ -114,8 +114,13 @@ static void vring_init(struct vring *vr, unsigned int num, void *p, vr->used = (void *)(((unsigned long)&vr->avail->ring[num] + align-1) & ~(align - 1)); + /* Zero out all relevant field */ + vr->avail->flags = 0; + vr->avail->idx = 0; + /* We're running with interrupts off anyways, so don't bother */ vr->used->flags = VRING_USED_F_NO_NOTIFY; + vr->used->idx = 0; debug_print_addr("init vr", vr); } |