Message ID | 20190612111236.99538-6-pasic@linux.ibm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | s390: virtio: support protected virtualization | expand |
On 12.06.19 13:12, Halil Pasic wrote: > The flag AIRQ_IV_CACHELINE was recently added to airq_iv_create(). Let > us use it! We actually wanted the vector to span a cacheline all along. > > Signed-off-by: Halil Pasic <pasic@linux.ibm.com> > Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> > Reviewed-by: Cornelia Huck <cohuck@redhat.com> > --- > drivers/s390/virtio/virtio_ccw.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c > index f995798bb025..1da7430f94c8 100644 > --- a/drivers/s390/virtio/virtio_ccw.c > +++ b/drivers/s390/virtio/virtio_ccw.c > @@ -216,7 +216,8 @@ static struct airq_info *new_airq_info(void) > if (!info) > return NULL; > rwlock_init(&info->lock); > - info->aiv = airq_iv_create(VIRTIO_IV_BITS, AIRQ_IV_ALLOC | AIRQ_IV_PTR); > + info->aiv = airq_iv_create(VIRTIO_IV_BITS, AIRQ_IV_ALLOC | AIRQ_IV_PTR > + | AIRQ_IV_CACHELINE); > if (!info->aiv) { > kfree(info); > return NULL; > Reviewed-by: Michael Mueller <mimu@linux.ibm.com> Michael
diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c index f995798bb025..1da7430f94c8 100644 --- a/drivers/s390/virtio/virtio_ccw.c +++ b/drivers/s390/virtio/virtio_ccw.c @@ -216,7 +216,8 @@ static struct airq_info *new_airq_info(void) if (!info) return NULL; rwlock_init(&info->lock); - info->aiv = airq_iv_create(VIRTIO_IV_BITS, AIRQ_IV_ALLOC | AIRQ_IV_PTR); + info->aiv = airq_iv_create(VIRTIO_IV_BITS, AIRQ_IV_ALLOC | AIRQ_IV_PTR + | AIRQ_IV_CACHELINE); if (!info->aiv) { kfree(info); return NULL;