* [Qemu-devel] [PATCH] virtio-net: fix offload ctrl endian
@ 2017-07-14 12:27 Jason Wang
2017-07-14 14:26 ` Michael S. Tsirkin
0 siblings, 1 reply; 3+ messages in thread
From: Jason Wang @ 2017-07-14 12:27 UTC (permalink / raw)
To: mst, jasowang, qemu-devel; +Cc: qemu-stable, Dmitry Fleytman
Spec said offloads should be le64, so use virtio_ldq_p() to guarantee
valid endian.
Fixes: 644c98587d4c ("virtio-net: dynamic network offloads configuration")
Cc: qemu-stable@nongnu.org
Cc: Dmitry Fleytman <dfleytma@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
hw/net/virtio-net.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 657d099..eb8f5b6 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -757,6 +757,7 @@ static int virtio_net_handle_offloads(VirtIONet *n, uint8_t cmd,
if (cmd == VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET) {
uint64_t supported_offloads;
+ offloads = virtio_ldq_p(vdev, &offloads);
if (!n->has_vnet_hdr) {
return VIRTIO_NET_ERR;
--
2.7.4
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [Qemu-devel] [PATCH] virtio-net: fix offload ctrl endian
2017-07-14 12:27 [Qemu-devel] [PATCH] virtio-net: fix offload ctrl endian Jason Wang
@ 2017-07-14 14:26 ` Michael S. Tsirkin
2017-07-17 9:28 ` Jason Wang
0 siblings, 1 reply; 3+ messages in thread
From: Michael S. Tsirkin @ 2017-07-14 14:26 UTC (permalink / raw)
To: Jason Wang; +Cc: qemu-devel, qemu-stable, Dmitry Fleytman
On Fri, Jul 14, 2017 at 08:27:06PM +0800, Jason Wang wrote:
> Spec said offloads should be le64, so use virtio_ldq_p() to guarantee
> valid endian.
>
> Fixes: 644c98587d4c ("virtio-net: dynamic network offloads configuration")
> Cc: qemu-stable@nongnu.org
> Cc: Dmitry Fleytman <dfleytma@redhat.com>
> Signed-off-by: Jason Wang <jasowang@redhat.com>
> ---
> hw/net/virtio-net.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
> index 657d099..eb8f5b6 100644
> --- a/hw/net/virtio-net.c
> +++ b/hw/net/virtio-net.c
> @@ -757,6 +757,7 @@ static int virtio_net_handle_offloads(VirtIONet *n, uint8_t cmd,
>
> if (cmd == VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET) {
> uint64_t supported_offloads;
An empty line wouldn't hurt here.
> + offloads = virtio_ldq_p(vdev, &offloads);
>
> if (!n->has_vnet_hdr) {
> return VIRTIO_NET_ERR;
> --
> 2.7.4
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [Qemu-devel] [PATCH] virtio-net: fix offload ctrl endian
2017-07-14 14:26 ` Michael S. Tsirkin
@ 2017-07-17 9:28 ` Jason Wang
0 siblings, 0 replies; 3+ messages in thread
From: Jason Wang @ 2017-07-17 9:28 UTC (permalink / raw)
To: Michael S. Tsirkin; +Cc: qemu-devel, qemu-stable, Dmitry Fleytman
On 2017年07月14日 22:26, Michael S. Tsirkin wrote:
> On Fri, Jul 14, 2017 at 08:27:06PM +0800, Jason Wang wrote:
>> Spec said offloads should be le64, so use virtio_ldq_p() to guarantee
>> valid endian.
>>
>> Fixes: 644c98587d4c ("virtio-net: dynamic network offloads configuration")
>> Cc: qemu-stable@nongnu.org
>> Cc: Dmitry Fleytman <dfleytma@redhat.com>
>> Signed-off-by: Jason Wang <jasowang@redhat.com>
>> ---
>> hw/net/virtio-net.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
>> index 657d099..eb8f5b6 100644
>> --- a/hw/net/virtio-net.c
>> +++ b/hw/net/virtio-net.c
>> @@ -757,6 +757,7 @@ static int virtio_net_handle_offloads(VirtIONet *n, uint8_t cmd,
>>
>> if (cmd == VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET) {
>> uint64_t supported_offloads;
> An empty line wouldn't hurt here.
I apply this patch by adding a new line here.
Thanks
>
>> + offloads = virtio_ldq_p(vdev, &offloads);
>>
>> if (!n->has_vnet_hdr) {
>> return VIRTIO_NET_ERR;
>> --
>> 2.7.4
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2017-07-17 9:28 UTC | newest]
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2017-07-14 12:27 [Qemu-devel] [PATCH] virtio-net: fix offload ctrl endian Jason Wang
2017-07-14 14:26 ` Michael S. Tsirkin
2017-07-17 9:28 ` Jason Wang
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