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authorRusty Russell <rusty@rustcorp.com.au>2009-06-13 06:16:35 +0200
committerRusty Russell <rusty@rustcorp.com.au>2009-06-12 14:46:36 +0200
commit9499f5e7ed5224c40706f0cec6542a9916bc7606 (patch)
tree3e4e1b36d3d549ea356e88e6e44359a887c6ee01 /drivers/s390/kvm/kvm_virtio.c
parentvirtio: meet virtio spec by finalizing features before using device (diff)
downloadlinux-9499f5e7ed5224c40706f0cec6542a9916bc7606.tar.xz
linux-9499f5e7ed5224c40706f0cec6542a9916bc7606.zip
virtio: add names to virtqueue struct, mapping from devices to queues.
Add a linked list of all virtqueues for a virtio device: this helps for debugging and is also needed for upcoming interface change. Also, add a "name" field for clearer debug messages. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/s390/kvm/kvm_virtio.c')
-rw-r--r--drivers/s390/kvm/kvm_virtio.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/s390/kvm/kvm_virtio.c b/drivers/s390/kvm/kvm_virtio.c
index cbc8566fab70..ba8995fbf041 100644
--- a/drivers/s390/kvm/kvm_virtio.c
+++ b/drivers/s390/kvm/kvm_virtio.c
@@ -173,8 +173,9 @@ static void kvm_notify(struct virtqueue *vq)
* this device and sets it up.
*/
static struct virtqueue *kvm_find_vq(struct virtio_device *vdev,
- unsigned index,
- void (*callback)(struct virtqueue *vq))
+ unsigned index,
+ void (*callback)(struct virtqueue *vq),
+ const char *name)
{
struct kvm_device *kdev = to_kvmdev(vdev);
struct kvm_vqconfig *config;
@@ -194,7 +195,7 @@ static struct virtqueue *kvm_find_vq(struct virtio_device *vdev,
vq = vring_new_virtqueue(config->num, KVM_S390_VIRTIO_RING_ALIGN,
vdev, (void *) config->address,
- kvm_notify, callback);
+ kvm_notify, callback, name);
if (!vq) {
err = -ENOMEM;
goto unmap;