A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-30 03:27:44 -04:00
Code Issues Projects Releases Packages Wiki Activity

virtio: fixes, cleanups, performance

Browse source 
A bunch of changes to virtio, most affecting virtio net.
 ptr_ring batched zeroing - first of batching enhancements
 that seems ready.
 
 Signed-off-by: Michael S. Tsirkin <[email protected]>
 -----BEGIN PGP SIGNATURE-----
 
 iQEcBAABAgAGBQJZEceWAAoJECgfDbjSjVRpg8YIAIbB1UJZkrHh/fdCQjM2O53T
 ESS62W91LBT+weYH/N79RrfnGWzDOHrCQ8Or1nAKQZx2vU1aroqYXeJ9o0liRBYr
 hGZB1/bg8obA5XkKUfME2+XClakvuXABUJbky08iDL9nILlrvIVLoUgZ9ouL0vTj
 oUv4n6jtguNFV7tk/injGNRparEVdcefX0dbPxXomx5tSeD2fOE96/Q4q2eD3f7r
 NHD4DailEJC7ndJGa6b4M9g8shkXzgEnSw+OJHpcJcxCnAzkVT94vsU7OluiDvmG
 bfdGZNb0ohDYZLbJDR8aiMkoad8bIVLyGlhqnMBiZQEOF4oiWM9UJLvp5Lq9g7A=
 =Sb7L
 -----END PGP SIGNATURE-----

Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

Pull virtio updates from Michael Tsirkin:
 "Fixes, cleanups, performance

  A bunch of changes to virtio, most affecting virtio net. Also ptr_ring
  batched zeroing - first of batching enhancements that seems ready."

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost:
  s390/virtio: change maintainership
  tools/virtio: fix spelling mistake: "wakeus" -> "wakeups"
  virtio_net: tidy a couple debug statements
  ptr_ring: support testing different batching sizes
  ringtest: support test specific parameters
  ptr_ring: batch ring zeroing
  virtio: virtio_driver doc
  virtio_net: don't reset twice on XDP on/off
  virtio_net: fix support for small rings
  virtio_net: reduce alignment for buffers
  virtio_net: rework mergeable buffer handling
  virtio_net: allow specifying context for rx
  virtio: allow extra context per descriptor
  tools/virtio: fix build breakage
  virtio: add context flag to find vqs
  virtio: wrap find_vqs
  ringtest: fix an assert statement
This commit is contained in:
Linus Torvalds 2017-05-10 11:33:08 -07:00
commit c44b594303
32 changed files with 330 additions and 146 deletions
Download patch file Download diff file Expand all files Collapse all files

9
drivers/misc/mic/vop/vop_main.c
View file

@ -278,7 +278,7 @@ static void vop_del_vqs(struct virtio_device *dev)
static struct virtqueue *vop_find_vq(struct virtio_device *dev,
unsigned index,
void (*callback)(struct virtqueue *vq),
const char *name)
const char *name, bool ctx)
{
struct _vop_vdev *vdev = to_vopvdev(dev);
struct vop_device *vpdev = vdev->vpdev;
@ -314,6 +314,7 @@ static struct virtqueue *vop_find_vq(struct virtio_device *dev,
le16_to_cpu(config.num), MIC_VIRTIO_RING_ALIGN,
dev,
false,
ctx,
(void __force *)va, vop_notify, callback, name);
if (!vq) {
err = -ENOMEM;
@ -374,7 +375,8 @@ unmap:
static int vop_find_vqs(struct virtio_device *dev, unsigned nvqs,
struct virtqueue *vqs[],
vq_callback_t *callbacks[],
const char * const names[], struct irq_affinity *desc)
const char * const names[], const bool *ctx,
struct irq_affinity *desc)
{
struct _vop_vdev *vdev = to_vopvdev(dev);
struct vop_device *vpdev = vdev->vpdev;
@ -388,7 +390,8 @@ static int vop_find_vqs(struct virtio_device *dev, unsigned nvqs,
for (i = 0; i < nvqs; ++i) {
dev_dbg(_vop_dev(vdev), "%s: %d: %s\n",
__func__, i, names[i]);
vqs[i] = vop_find_vq(dev, i, callbacks[i], names[i]);
vqs[i] = vop_find_vq(dev, i, callbacks[i], names[i],
ctx ? ctx[i] : false);
if (IS_ERR(vqs[i])) {
err = PTR_ERR(vqs[i]);
goto error;