Re: [PATCH] drivers: hv: dxgkrnl: Allow user to specify CPU VA for device allocation

[Wei Liu <wei.liu@kernel.org>]

On Wed, Jan 17, 2024 at 02:59:55AM +0000, Yu, Lang wrote:
> [Public]
> 
> >-----Original Message-----
> >From: Wei Liu <wei.liu@kernel.org>
> >Sent: Wednesday, January 17, 2024 10:53 AM
> >To: Yu, Lang <Lang.Yu@amd.com>
> >Cc: Iouri Tarassov <iourit@linux.microsoft.com>; linux-hyperv@vger.kernel.org;
> >Wei Liu <wei.liu@kernel.org>
> >Subject: Re: [PATCH] drivers: hv: dxgkrnl: Allow user to specify CPU VA for device
> >allocation
> >
> >On Tue, Jan 16, 2024 at 01:58:53PM +0000, Yu, Lang wrote:
> >> [Public]
> >>
> >> ping
> >>
> >> >-----Original Message-----
> >> >From: Yu, Lang <Lang.Yu@amd.com>
> >> >Sent: Wednesday, December 27, 2023 11:50 AM
> >> >To: Iouri Tarassov <iourit@linux.microsoft.com>
> >> >Cc: linux-hyperv@vger.kernel.org; Yu, Lang <Lang.Yu@amd.com>
> >> >Subject: [PATCH] drivers: hv: dxgkrnl: Allow user to specify CPU VA
> >> >for device allocation
> >> >
> >> >The movtivation is we want to unify CPU VA and GPU VA.
> >> >
> >> >Signed-off-by: Lang Yu <Lang.Yu@amd.com>
> >
> >Hi Lang,
> >
> >The driver is not merged upstream. I won't take any further action here because
> >there is nothing I can do. Perhaps you can work directly with Iouri to merge the
> >change to the driver he maintains.
> 
> Thanks. Got it.
> https://github.com/microsoft/WSL2-Linux-Kernel?tab=readme-ov-file#feature-requests tells me submitting the change upstream.

That's true in general,but in this case because the driver itself is not
upstreamed yet so it cannot be applied.

Don't let this discourage you. If you author changes to code that is
already upstreamed, do submit them to the respective mailing lists.

Thanks,
Wei.

> 
> Regards,
> Lang
> 
> >Thanks,
> >Wei.