On Wed, Oct 25, 2023 at 09:18:27AM +0800, Jason Wang wrote:
> On Tue, Oct 24, 2023 at 8:03 PM Heng Qi wrote:
> >
> >
> >
> > 在 2023/10/12 下午4:29, Jason Wang 写道:
> > > On Thu, Oct 12, 2023 at 3:44 PM Heng Qi wrote:
> > >> Now, virtio-net already supports per-queue moderation parameter
> > >> setti
On Wed, Oct 25, 2023 at 11:35:43AM +0800, Jason Wang wrote:
> On Thu, Oct 12, 2023 at 3:44 PM Heng Qi wrote:
> >
> > Similar to rx netdim, this patch supports adaptive tx
> > coalescing moderation for the virtio-net.
> >
> > Signed-off-by: Heng Qi
> > ---
> > drivers/net/virtio_net.c | 143 +
On Thu, Oct 12, 2023 at 03:44:04PM +0800, Heng Qi wrote:
> Now, virtio-net already supports per-queue moderation parameter
> setting. Based on this, we use the netdim library of linux to support
> dynamic coalescing moderation for virtio-net.
>
> Due to hardware scheduling issues, we only tested r
On Thu, Oct 12, 2023 at 3:44 PM Heng Qi wrote:
>
> Similar to rx netdim, this patch supports adaptive tx
> coalescing moderation for the virtio-net.
>
> Signed-off-by: Heng Qi
> ---
> drivers/net/virtio_net.c | 143 ---
> 1 file changed, 119 insertions(+), 24
On Thu, Oct 12, 2023 at 3:44 PM Heng Qi wrote:
>
> By comparing the traffic information in the complete napi processes,
> let the virtio-net driver automatically adjust the coalescing
> moderation parameters of each receive queue.
>
> Signed-off-by: Heng Qi
> ---
> drivers/net/virtio_net.c | 147
On Thu, Oct 12, 2023 at 3:44 PM Heng Qi wrote:
>
> Extract commands to set virtqueue coalescing parameters for reuse
> by ethtool -Q, vq resize and netdim.
>
> Signed-off-by: Heng Qi
Acked-by: Jason Wang
Thanks
> ---
> drivers/net/virtio_net.c | 106 +++
>
On Thu, Oct 12, 2023 at 3:44 PM Heng Qi wrote:
>
> rx netdim needs to count the traffic during a complete napi process,
> and start updating and comparing samples to make decisions after
> the napi ends. Let virtqueue_napi_complete() return true if napi is done,
> otherwise vice versa.
>
> Signed-
On Tue, Oct 24, 2023 at 8:03 PM Heng Qi wrote:
>
>
>
> 在 2023/10/12 下午4:29, Jason Wang 写道:
> > On Thu, Oct 12, 2023 at 3:44 PM Heng Qi wrote:
> >> Now, virtio-net already supports per-queue moderation parameter
> >> setting. Based on this, we use the netdim library of linux to support
> >> dynami
On Wed, Oct 25, 2023 at 12:25 AM Si-Wei Liu wrote:
>
>
>
> On 10/24/2023 9:21 AM, Si-Wei Liu wrote:
> >
> >
> > On 10/23/2023 10:45 PM, Jason Wang wrote:
> >> On Sat, Oct 21, 2023 at 5:28 PM Si-Wei Liu
> >> wrote:
> >>> Using .compat_reset op from the previous patch, the buggy .reset
> >>> behavi
Hi Timo,
On Tue, Oct 24, 2023 at 11:14:32PM +0300, Timo Lindfors wrote:
> Package: src:linux
> Version: 6.1.55-1
> Severity: normal
>
> Steps to reproduce:
> 1) Install Debian 12 as a virtual machine using virt-manager, choose qxl
>graphics card. You only need basic installation without wayla
On Fri, 22 Sep 2023 10:51:15 -0700, Kees Cook wrote:
> Prepare for the coming implementation by GCC and Clang of the __counted_by
> attribute. Flexible array members annotated with __counted_by can have
> their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS
> (for array indexi
On Tue, Oct 17, 2023 at 04:42:14PM +0300, Yishai Hadas wrote:
> Introduce APIs to execute legacy IO admin commands.
>
> It includes: list_query/use, io_legacy_read/write,
> io_legacy_notify_info.
>
> Those APIs will be used by the next patches from this series.
>
> Signed-off-by: Yishai Hadas
>
On Tue, 17 Oct 2023 16:42:17 +0300
Yishai Hadas wrote:
> Introduce a vfio driver over virtio devices to support the legacy
> interface functionality for VFs.
>
> Background, from the virtio spec [1].
>
> In some systems, there
Thanks a lot for testing! Please be aware that there's a follow-up fix
for a potential oops in this v4 series:
https://lore.kernel.org/virtualization/1698102863-21122-1-git-send-email-si-wei@oracle.com/
Would be nice to have it applied for any tests.
Thanks,
-Siwei
On 10/23/2023 11:51 PM,
On 10/24/2023 9:21 AM, Si-Wei Liu wrote:
On 10/23/2023 10:45 PM, Jason Wang wrote:
On Sat, Oct 21, 2023 at 5:28 PM Si-Wei Liu
wrote:
Using .compat_reset op from the previous patch, the buggy .reset
behaviour can be kept as-is on older userspace apps, which don't ack
the
IOTLB_PERSIST back
On 10/23/2023 10:45 PM, Jason Wang wrote:
On Sat, Oct 21, 2023 at 5:28 PM Si-Wei Liu wrote:
Using .compat_reset op from the previous patch, the buggy .reset
behaviour can be kept as-is on older userspace apps, which don't ack the
IOTLB_PERSIST backend feature. As this compatibility quirk is l
On 10/24/2023 2:49 AM, Maxime Coquelin wrote:
>
>
> On 10/23/23 17:13, Casey Schaufler wrote:
>> On 10/23/2023 12:28 AM, Maxime Coquelin wrote:
>>>
>>>
>>> On 10/21/23 00:20, Casey Schaufler wrote:
On 10/20/2023 8:58 AM, Maxime Coquelin wrote:
> This patch introduces LSM hooks for devices
On Tue, Oct 24, 2023 at 07:46 PM +08, Xuan Zhuo wrote:
> On Tue, 24 Oct 2023 13:26:49 +0200, Jakub Sitnicki
> wrote:
>> On Tue, Oct 24, 2023 at 06:53 PM +08, Xuan Zhuo wrote:
>> > On Tue, 24 Oct 2023 10:17:19 +0200, Jakub Sitnicki
>> > wrote:
>> >> On Tue, Oct 24, 2023 at 10:31 AM +08, Xuan Zhu
On Tue, 24 Oct 2023 13:26:49 +0200, Jakub Sitnicki wrote:
> On Tue, Oct 24, 2023 at 06:53 PM +08, Xuan Zhuo wrote:
> > On Tue, 24 Oct 2023 10:17:19 +0200, Jakub Sitnicki
> > wrote:
> >> On Tue, Oct 24, 2023 at 10:31 AM +08, Xuan Zhuo wrote:
> >> > On Mon, 23 Oct 2023 18:52:45 +0200, Jakub Sitnic
On Tue, Oct 24, 2023 at 06:53 PM +08, Xuan Zhuo wrote:
> On Tue, 24 Oct 2023 10:17:19 +0200, Jakub Sitnicki
> wrote:
>> On Tue, Oct 24, 2023 at 10:31 AM +08, Xuan Zhuo wrote:
>> > On Mon, 23 Oct 2023 18:52:45 +0200, Jakub Sitnicki
>> > wrote:
>> >> On Thu, Oct 19, 2023 at 08:55 PM +08, Xuan Zhu
On Tue, Oct 24, 2023 at 09:11:10AM +0900, Anton Yakovlev wrote:
> Hi Matias,
>
> Thanks for the new patch!
>
>
>
> On 24.10.2023 00:06, Matias Ezequiel Vara Larsen wrote:
> > This commit uses the ack() callback to determine when a buffer has been
> > updated, then exposes it to guest.
> >
> >
On Mon, Oct 23, 2023 at 05:50:00PM +0200, Takashi Iwai wrote:
> On Mon, 23 Oct 2023 17:06:57 +0200,
> Matias Ezequiel Vara Larsen wrote:
> >
> > +static int virtsnd_pcm_ack(struct snd_pcm_substream *substream)
> > +{
> > + struct virtio_pcm_substream *vss = snd_pcm_substream_chip(substream);
> >
On Tue, 24 Oct 2023 10:17:19 +0200, Jakub Sitnicki wrote:
> On Tue, Oct 24, 2023 at 10:31 AM +08, Xuan Zhuo wrote:
> > On Mon, 23 Oct 2023 18:52:45 +0200, Jakub Sitnicki
> > wrote:
> >> On Thu, Oct 19, 2023 at 08:55 PM +08, Xuan Zhuo wrote:
> >> > On Thu, 19 Oct 2023 12:16:24 +0200, Jakub Sitnic
On 10/23/23 17:13, Casey Schaufler wrote:
On 10/23/2023 12:28 AM, Maxime Coquelin wrote:
On 10/21/23 00:20, Casey Schaufler wrote:
On 10/20/2023 8:58 AM, Maxime Coquelin wrote:
This patch introduces LSM hooks for devices creation,
destruction and opening operations, checking the
applicati
On Tue, Oct 24, 2023 at 10:31 AM +08, Xuan Zhuo wrote:
> On Mon, 23 Oct 2023 18:52:45 +0200, Jakub Sitnicki
> wrote:
>> On Thu, Oct 19, 2023 at 08:55 PM +08, Xuan Zhuo wrote:
>> > On Thu, 19 Oct 2023 12:16:24 +0200, Jakub Sitnicki
>> > wrote:
>> >> Since commit 19e226e8cc5d ("virtio: Make vp_se
On Mon, 2023-10-23 at 16:14 -0700, Si-Wei Liu wrote:
> As subject. There's a vhost_vdpa_reset() done earlier before
> vhost_dev is initialized via vhost_dev_init(), ending up with
> NULL pointer dereference. Fix is to check if vqs is initialized
> before checking backend features and resetting the
On Tue, Oct 24, 2023 at 12:45 PM Jason Wang wrote:
>
> On Tue, Oct 24, 2023 at 11:17 AM Liang Chen wrote:
> >
> > The current vhost code uses 'copy_from_user' to copy descriptors from
> > userspace to vhost. We attempted to 'vmap' the descriptor table to
> > reduce the overhead associated with 'c
On Mon, Oct 23, 2023 at 10:22:07PM +0300, Alexandru Matei wrote:
Once VQs are filled with empty buffers and we kick the host, it can send
connection requests. If the_virtio_vsock is not initialized before,
replies are silently dropped and do not reach the host.
virtio_transport_send_pkt() can qu
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