On Sun, May 28, 2023 at 2:16 PM Michael S. Tsirkin wrote:
>
> On Fri, May 26, 2023 at 01:46:17PM +0800, Liang Chen wrote:
> > "private" of buffer page is currently used for big mode to chain pages.
> > But in mergeable mode, that offset of page could mean something else,
> > e.g. when page_pool pa
On Sun, May 28, 2023 at 2:29 PM Michael S. Tsirkin wrote:
>
> On Fri, May 26, 2023 at 02:38:54PM +0800, Jason Wang wrote:
> > On Fri, May 26, 2023 at 1:46 PM Liang Chen
> > wrote:
> > >
> > > "private" of buffer page is currently used for big mode to chain pages.
> > > But in mergeable mode, tha
On Sun, May 28, 2023 at 2:20 PM Michael S. Tsirkin wrote:
>
> On Fri, May 26, 2023 at 01:46:18PM +0800, Liang Chen wrote:
> > The implementation at the moment uses one page per packet in both the
> > normal and XDP path. In addition, introducing a module parameter to enable
> > or disable the usag
On Sun, May 28, 2023 at 2:27 PM Michael S. Tsirkin wrote:
>
> On Sat, May 27, 2023 at 12:11:25AM +0800, kernel test robot wrote:
> > Hi Liang,
> >
> > kernel test robot noticed the following build errors:
> >
> > [auto build test ERROR on net-next/main]
> >
> > url:
> > https://github.com/inte
On Sun, May 28, 2023 at 2:40 PM Michael S. Tsirkin wrote:
>
> On Sat, May 27, 2023 at 08:35:01PM +0800, Liang Chen wrote:
> > On Fri, May 26, 2023 at 2:51 PM Jason Wang wrote:
> > >
> > > On Fri, May 26, 2023 at 1:46 PM Liang Chen
> > > wrote:
> > > >
> > > > The implementation at the moment us
On Sun, May 28, 2023 at 2:25 PM Michael S. Tsirkin wrote:
>
> On Fri, May 26, 2023 at 01:46:19PM +0800, Liang Chen wrote:
> > To further enhance performance, implement page pool fragmentation
> > support and introduce a module parameter to enable or disable it.
> >
> > In single-core vm testing en
On Mon, May 29, 2023 at 9:33 AM Yunsheng Lin wrote:
>
> On 2023/5/26 13:46, Liang Chen wrote:
>
> ...
>
> > diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
> > index 99c0ca0c1781..ac40b8c66c59 100644
> > --- a/drivers/net/virtio_net.c
> > +++ b/drivers/net/virtio_net.c
> > @@ -32,
On 5/29/2023 2:38 PM, Michael S. Tsirkin wrote:
On Mon, May 29, 2023 at 02:19:36PM +0800, Zhu, Lingshan wrote:
On 5/28/2023 7:28 PM, Michael S. Tsirkin wrote:
On Sat, May 27, 2023 at 02:15:42AM +0800, Zhu Lingshan wrote:
Current virtio-net only probes a device with VIRITO_ID_NET == 1.
For
On Mon, May 29, 2023 at 03:27:56PM +0800, Liang Chen wrote:
> On Sun, May 28, 2023 at 2:20 PM Michael S. Tsirkin wrote:
> >
> > On Fri, May 26, 2023 at 01:46:18PM +0800, Liang Chen wrote:
> > > The implementation at the moment uses one page per packet in both the
> > > normal and XDP path. In addi
On Mon, May 29, 2023 at 09:18:10AM +0800, Jason Wang wrote:
> On Sun, May 28, 2023 at 3:57 PM Michael S. Tsirkin wrote:
> >
> > On Fri, May 26, 2023 at 02:30:41PM +0800, Jason Wang wrote:
> > > This patch validate
> >
> > validates
> >
> > > the used buffer length provided by the device
> > > befo
On Mon, May 29, 2023 at 04:07:42PM +0800, Zhu, Lingshan wrote:
>
>
> On 5/29/2023 2:38 PM, Michael S. Tsirkin wrote:
> > On Mon, May 29, 2023 at 02:19:36PM +0800, Zhu, Lingshan wrote:
> > >
> > > On 5/28/2023 7:28 PM, Michael S. Tsirkin wrote:
> > > > On Sat, May 27, 2023 at 02:15:42AM +0800, Zh
On 5/29/2023 6:12 PM, Michael S. Tsirkin wrote:
On Mon, May 29, 2023 at 04:07:42PM +0800, Zhu, Lingshan wrote:
On 5/29/2023 2:38 PM, Michael S. Tsirkin wrote:
On Mon, May 29, 2023 at 02:19:36PM +0800, Zhu, Lingshan wrote:
On 5/28/2023 7:28 PM, Michael S. Tsirkin wrote:
On Sat, May 27, 2023
On 05/27, Eric W. Biederman wrote:
>
> Looking forward I don't see not asking the worker threads to stop
> for the coredump right now causing any problems in the future.
> So I think we can use this to resolve the coredump issue I spotted.
But we have almost the same problem with exec.
Execing th
On Mon, May 29, 2023 at 06:41:54PM +0800, Zhu, Lingshan wrote:
>
>
> On 5/29/2023 6:12 PM, Michael S. Tsirkin wrote:
>
> On Mon, May 29, 2023 at 04:07:42PM +0800, Zhu, Lingshan wrote:
>
>
> On 5/29/2023 2:38 PM, Michael S. Tsirkin wrote:
>
> On Mon, May 29, 2023 at 02:
On 5/29/2023 8:04 PM, Michael S. Tsirkin wrote:
On Mon, May 29, 2023 at 06:41:54PM +0800, Zhu, Lingshan wrote:
On 5/29/2023 6:12 PM, Michael S. Tsirkin wrote:
On Mon, May 29, 2023 at 04:07:42PM +0800, Zhu, Lingshan wrote:
On 5/29/2023 2:38 PM, Michael S. Tsirkin wrote:
On Mon, May 29, 2023 at 09:13:09PM +0800, Zhu, Lingshan wrote:
>
>
> On 5/29/2023 8:04 PM, Michael S. Tsirkin wrote:
> > On Mon, May 29, 2023 at 06:41:54PM +0800, Zhu, Lingshan wrote:
> > >
> > > On 5/29/2023 6:12 PM, Michael S. Tsirkin wrote:
> > >
> > > On Mon, May 29, 2023 at 04:07:42PM
On 5/29/23 09:35, Christophe JAILLET wrote:
'inq_result' is known to be NULL. There is no point calling kfree().
Signed-off-by: Christophe JAILLET
---
drivers/scsi/virtio_scsi.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/v
On Mon, May 29, 2023 at 09:35:08AM +0200, Christophe JAILLET wrote:
> 'inq_result' is known to be NULL. There is no point calling kfree().
>
> Signed-off-by: Christophe JAILLET
> ---
> drivers/scsi/virtio_scsi.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
Reviewed-by: Stefan Hajn
On 5/29/23 6:19 AM, Oleg Nesterov wrote:
> On 05/27, Eric W. Biederman wrote:
>>
>> Looking forward I don't see not asking the worker threads to stop
>> for the coredump right now causing any problems in the future.
>> So I think we can use this to resolve the coredump issue I spotted.
>
> But we
On 5/29/23 6:19 AM, Oleg Nesterov wrote:
> If we want CLONE_THREAD, I think vhost_worker() should exit after get_signal()
> returns SIGKILL. Perhaps it should "disable" vhost_work_queue() somehow and
> flush the pending works on ->work_list before exit, I dunno. But imo it should
> not wait for the
Mike, sorry, I don't understand your email.
Just in case, let me remind I know nothing about drivers/vhost/
On 05/29, michael.chris...@oracle.com wrote:
>
> On 5/29/23 6:19 AM, Oleg Nesterov wrote:
> > On 05/27, Eric W. Biederman wrote:
> >>
> >> Looking forward I don't see not asking the worker
On 05/29, Oleg Nesterov wrote:
>
> Mike, sorry, I don't understand your email.
>
> Just in case, let me remind I know nothing about drivers/vhost/
And... this is slightly off-topic but you didn't answer my previous
question and I am just curious. Do you agree that, even if we forget
about CLONE_TH
Fix code style related to including header file. Include header files
before declaring macro definitions to avoid conflicts.
Signed-off-by: Feng Liu
Reviewed-by: Jiri Pirko
---
drivers/virtio/virtio_pci_modern.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/virti
On 5/29/23 12:54 PM, Oleg Nesterov wrote:
> On 05/29, Oleg Nesterov wrote:
>>
>> Mike, sorry, I don't understand your email.
>>
>> Just in case, let me remind I know nothing about drivers/vhost/
>
> And... this is slightly off-topic but you didn't answer my previous
> question and I am just curiou
On 5/29/23 12:46 PM, Oleg Nesterov wrote:
> Mike, sorry, I don't understand your email.
>
> Just in case, let me remind I know nothing about drivers/vhost/
>
No problem. I get it. I don't know the signal/thread code so it's
one of those things where I'm also learning as I go.
> On 05/29, michae
On 5/29/23 2:35 PM, Mike Christie wrote:
>> Hmm... If we you CLONE_THREAD the exiting vhost_worker() will auto-reap
>> itself,
> Oh wait, are you saying that when we get auto-reaped then we would do the last
> fput and call the file_operations->release function right? We actually set
> task_struct
On Mon, May 29, 2023 at 5:55 PM Michael S. Tsirkin wrote:
>
> On Mon, May 29, 2023 at 03:27:56PM +0800, Liang Chen wrote:
> > On Sun, May 28, 2023 at 2:20 PM Michael S. Tsirkin wrote:
> > >
> > > On Fri, May 26, 2023 at 01:46:18PM +0800, Liang Chen wrote:
> > > > The implementation at the moment
michael.chris...@oracle.com writes:
> On 5/29/23 6:19 AM, Oleg Nesterov wrote:
>> On 05/27, Eric W. Biederman wrote:
>>>
>>> Looking forward I don't see not asking the worker threads to stop
>>> for the coredump right now causing any problems in the future.
>>> So I think we can use this to resolv
michael.chris...@oracle.com writes:
> On 5/29/23 2:35 PM, Mike Christie wrote:
>>> Hmm... If we you CLONE_THREAD the exiting vhost_worker() will auto-reap
>>> itself,
>> Oh wait, are you saying that when we get auto-reaped then we would do the
>> last
>> fput and call the file_operations->releas
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