Re: [PATCH v8 01/16] virtio: add helper virtqueue_get_vring_max_size()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, 14 Mar 2022 07:18:27 -0400, "Michael S. Tsirkin" <mst@xxxxxxxxxx> wrote:
> On Mon, Mar 14, 2022 at 10:50:08AM +0100, Cornelia Huck wrote:
> > On Mon, Mar 14 2022, Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx> wrote:
> >
> > > Record the maximum queue num supported by the device.
> > >
> > > virtio-net can display the maximum (supported by hardware) ring size in
> > > ethtool -g eth0.
> > >
> > > When the subsequent patch implements vring reset, it can judge whether
> > > the ring size passed by the driver is legal based on this.
> > >
> > > Signed-off-by: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx>
> > > Acked-by: Jason Wang <jasowang@xxxxxxxxxx>
> > > ---
> > >  drivers/virtio/virtio_mmio.c       |  2 ++
> > >  drivers/virtio/virtio_pci_legacy.c |  2 ++
> > >  drivers/virtio/virtio_pci_modern.c |  2 ++
> > >  drivers/virtio/virtio_ring.c       | 14 ++++++++++++++
> > >  include/linux/virtio.h             |  2 ++
> > >  5 files changed, 22 insertions(+)
> >
> > Don't you also need to init this for ccw (even though we won't do ring
> > reset there), just for completeness? (Any other transports?)
>
> rpmsg?

There should be these.

 arch/um/drivers/virtio_uml.c             |  1 +
 drivers/platform/mellanox/mlxbf-tmfifo.c |  2 ++
 drivers/remoteproc/remoteproc_virtio.c   |  2 ++
 drivers/s390/virtio/virtio_ccw.c         |  3 +++
 drivers/virtio/virtio_mmio.c             |  2 ++
 drivers/virtio/virtio_pci_legacy.c       |  2 ++
 drivers/virtio/virtio_pci_modern.c       |  2 ++
 drivers/virtio/virtio_vdpa.c             |  2 ++

It will be included in the next version.

Thanks.
_______________________________________________
Virtualization mailing list
Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linuxfoundation.org/mailman/listinfo/virtualization



[Index of Archives]     [KVM Development]     [Libvirt Development]     [Libvirt Users]     [CentOS Virtualization]     [Netdev]     [Ethernet Bridging]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux