Displaying 11 results from an estimated 11 matches for "wenan".
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2020 Aug 20
0
[PATCH AUTOSEL 5.8 21/27] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
From: Mao Wenan <wenan.mao at linux.alibaba.com>
[ Upstream commit 481a0d7422db26fb63e2d64f0652667a5c6d0f3e ]
The loop may exist if vq->broken is true,
virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
will return NULL, so virtnet_poll will reschedule napi to
receive packet, it will lead cpu u...
2020 Aug 20
0
[PATCH AUTOSEL 5.7 19/24] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
From: Mao Wenan <wenan.mao at linux.alibaba.com>
[ Upstream commit 481a0d7422db26fb63e2d64f0652667a5c6d0f3e ]
The loop may exist if vq->broken is true,
virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
will return NULL, so virtnet_poll will reschedule napi to
receive packet, it will lead cpu u...
2020 Aug 20
0
[PATCH AUTOSEL 5.4 17/22] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
From: Mao Wenan <wenan.mao at linux.alibaba.com>
[ Upstream commit 481a0d7422db26fb63e2d64f0652667a5c6d0f3e ]
The loop may exist if vq->broken is true,
virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
will return NULL, so virtnet_poll will reschedule napi to
receive packet, it will lead cpu u...
2020 Aug 20
0
[PATCH AUTOSEL 4.19 14/18] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
From: Mao Wenan <wenan.mao at linux.alibaba.com>
[ Upstream commit 481a0d7422db26fb63e2d64f0652667a5c6d0f3e ]
The loop may exist if vq->broken is true,
virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
will return NULL, so virtnet_poll will reschedule napi to
receive packet, it will lead cpu u...
2020 Aug 20
0
[PATCH AUTOSEL 4.14 11/13] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
From: Mao Wenan <wenan.mao at linux.alibaba.com>
[ Upstream commit 481a0d7422db26fb63e2d64f0652667a5c6d0f3e ]
The loop may exist if vq->broken is true,
virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
will return NULL, so virtnet_poll will reschedule napi to
receive packet, it will lead cpu u...
2020 Aug 20
0
[PATCH AUTOSEL 4.9 09/11] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
From: Mao Wenan <wenan.mao at linux.alibaba.com>
[ Upstream commit 481a0d7422db26fb63e2d64f0652667a5c6d0f3e ]
The loop may exist if vq->broken is true,
virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
will return NULL, so virtnet_poll will reschedule napi to
receive packet, it will lead cpu u...
2020 Aug 20
0
[PATCH AUTOSEL 4.4 08/10] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
From: Mao Wenan <wenan.mao at linux.alibaba.com>
[ Upstream commit 481a0d7422db26fb63e2d64f0652667a5c6d0f3e ]
The loop may exist if vq->broken is true,
virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
will return NULL, so virtnet_poll will reschedule napi to
receive packet, it will lead cpu u...
2020 Aug 02
0
[PATCH -next v2] virtio_net: Avoid loop in virtnet_poll
On Sun, Aug 02, 2020 at 01:56:33PM +0800, Mao Wenan wrote:
> The loop may exist if vq->broken is true,
> virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
> will return NULL, so virtnet_poll will reschedule napi to
> receive packet, it will lead cpu usage(si) to 100%.
>
> call trace as below:
> virtnet_poll
> v...
2020 Aug 02
0
[PATCH -next v2] virtio_net: Avoid loop in virtnet_poll
Just noticed the subject is wrong: this is no longer
a virtio_net patch.
On Sun, Aug 02, 2020 at 01:56:33PM +0800, Mao Wenan wrote:
> The loop may exist if vq->broken is true,
> virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
> will return NULL, so virtnet_poll will reschedule napi to
> receive packet, it will lead cpu usage(si) to 100%.
>
> call trace as below:
> virtnet_poll
> v...
2020 Aug 04
0
[PATCH -next v3] virtio_ring: Avoid loop when vq is broken in virtqueue_poll
On 2020/8/2 ??3:44, Mao Wenan wrote:
> The loop may exist if vq->broken is true,
> virtqueue_get_buf_ctx_packed or virtqueue_get_buf_ctx_split
> will return NULL, so virtnet_poll will reschedule napi to
> receive packet, it will lead cpu usage(si) to 100%.
>
> call trace as below:
> virtnet_poll
> vi...
2020 Aug 11
1
[GIT PULL] virtio: features, fixes
...cessing
vhost: generialize backend features setting/getting
vhost-vdpa: support get/set backend features
vhost-vdpa: support IOTLB batching hints
vdpasim: support batch updating
Liao Pingfang (1):
virtio_pci_modern: Fix the comment of virtio_pci_find_capability()
Mao Wenan (1):
virtio_ring: Avoid loop when vq is broken in virtqueue_poll
Maor Gottlieb (2):
net/mlx5: Export resource dump interface
net/mlx5: Add support in query QP, CQ and MKEY segments
Max Gurtovoy (2):
vdpasim: protect concurrent access to iommu iotlb
vdpa: remove hard...