search for: a49a9dcce802

...vr->device = vr->driver + 1; > > > +} > > > > What's all this about alignment? Where does it come from? > > It comes from the `vring_align` parameter of vring_create_virtqueue() > and vring_new_virtqueue(): > > https://github.com/torvalds/linux/blob/a49a9dcce802/drivers/virtio/virtio_ring.c#L1061 > https://github.com/torvalds/linux/blob/a49a9dcce802/drivers/virtio/virtio_ring.c#L1123 > > Should I just ignore it in packed ring? > > CCW defined this: > > #define KVM_VIRTIO_CCW_RING_ALIGN 4096 > > I'm not familiar with CCW....

...packed_desc) * num), align); > > + vr->device = vr->driver + 1; > > +} > > What's all this about alignment? Where does it come from? It comes from the `vring_align` parameter of vring_create_virtqueue() and vring_new_virtqueue(): https://github.com/torvalds/linux/blob/a49a9dcce802/drivers/virtio/virtio_ring.c#L1061 https://github.com/torvalds/linux/blob/a49a9dcce802/drivers/virtio/virtio_ring.c#L1123 Should I just ignore it in packed ring? CCW defined this: #define KVM_VIRTIO_CCW_RING_ALIGN 4096 I'm not familiar with CCW. Currently, in this patch set, packed ring isn...

On Wed, Jul 11, 2018 at 10:27:08AM +0800, Tiwei Bie wrote: > This commit introduces the support for creating packed ring. > All split ring specific functions are added _split suffix. > Some necessary stubs for packed ring are also added. > > Signed-off-by: Tiwei Bie <tiwei.bie at intel.com> I'd rather have a patch just renaming split functions, then add all packed stuff

On Wed, Jul 11, 2018 at 10:27:08AM +0800, Tiwei Bie wrote: > This commit introduces the support for creating packed ring. > All split ring specific functions are added _split suffix. > Some necessary stubs for packed ring are also added. > > Signed-off-by: Tiwei Bie <tiwei.bie at intel.com> I'd rather have a patch just renaming split functions, then add all packed stuff

On Wed, Jul 11, 2018 at 10:27:09AM +0800, Tiwei Bie wrote: > This commit introduces the support (without EVENT_IDX) for > packed ring. > > Signed-off-by: Tiwei Bie <tiwei.bie at intel.com> > --- > drivers/virtio/virtio_ring.c | 495 ++++++++++++++++++++++++++++++++++- > 1 file changed, 487 insertions(+), 8 deletions(-) > > diff --git