Re: [PATCH 2/6] virtio: add context flag to find vqs
flat view
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2017-03-30 14:58:14
Also in:
kvm, linux-s390, lkml
On Thu, Mar 30, 2017 at 09:17:31AM +0200, Cornelia Huck wrote:
On Wed, 29 Mar 2017 23:48:51 +0300 "Michael S. Tsirkin" [off-list ref] wrote:quoted
Allows maintaining extra context per vq. For ease of use, passing in NULL is legal and disables the feature for all vqs. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> --- drivers/misc/mic/vop/vop_main.c | 9 ++++++--- drivers/s390/virtio/kvm_virtio.c | 6 ++++-- drivers/s390/virtio/virtio_ccw.c | 7 ++++--- drivers/virtio/virtio_mmio.c | 8 +++++--- drivers/virtio/virtio_pci_common.c | 18 +++++++++++------- drivers/virtio/virtio_pci_common.h | 4 +++- drivers/virtio/virtio_pci_legacy.c | 4 +++- drivers/virtio/virtio_pci_modern.c | 12 ++++++++---- drivers/virtio/virtio_ring.c | 7 +++++-- include/linux/virtio_config.h | 18 +++++++++++++++--- include/linux/virtio_ring.h | 3 +++ 11 files changed, 67 insertions(+), 29 deletions(-)This series really needs a cover letter, explaining the motivation for adding this context.
True. Will try to improve that for v2.
From what I understand, you want to track some length parameter in virtio-net. As you don't use indirect descriptors in that case, you want to use a context instead. Did I get this correctly?
Exactly. -- MST