Displaying 2 results from an estimated 2 matches for "e2fc50c05bec".
2023 May 17
2
[PATCH vhost v9 04/12] virtio_ring: virtqueue_add() support premapped
virtuque_add() adds parameter premapped.
Signed-off-by: Xuan Zhuo <xuanzhuo at linux.alibaba.com>
---
drivers/virtio/virtio_ring.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 1ffab1eb40c0..e2fc50c05bec 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -2135,6 +2135,7 @@ static inline int virtqueue_add(struct virtqueue *_vq,
unsigned int in_sgs,
void *data,
void *ctx,
+ bool premapped,
gfp_t gfp)
{
struct vring_virtqueue *vq = to_vvq(_vq);
@@...
2023 May 17
12
[PATCH vhost v9 00/12] virtio core prepares for AF_XDP
## About DMA APIs
Now, virtio may can not work with DMA APIs when virtio features do not have
VIRTIO_F_ACCESS_PLATFORM.
1. I tried to let DMA APIs return phy address by virtio-device. But DMA APIs just
work with the "real" devices.
2. I tried to let xsk support callballs to get phy address from virtio-net
driver as the dma address. But the maintainers of xsk may want to use