Re: [PATCH] drm/radeon: use dev_warn_once() in CS parsers

2025-09-09 Thread Michel Dänzer
On 09.09.25 18:06, Michel Dänzer wrote: > On 02.09.25 18:53, Alex Deucher wrote: >> Older GPUs did not support memory protection, so the kernel >> driver would validate the command submissions (CS) from userspace >> to avoid the GPU accessing any memory it shouldn't. >> >> Change any error messages

Re: [PATCH] drm/radeon: use dev_warn_once() in CS parsers

2025-09-09 Thread Michel Dänzer
On 02.09.25 18:53, Alex Deucher wrote: > Older GPUs did not support memory protection, so the kernel > driver would validate the command submissions (CS) from userspace > to avoid the GPU accessing any memory it shouldn't. > > Change any error messages in that validatio to dev_warn_once() to > avo

Re: [PATCH] drm/radeon: use dev_warn_once() in CS parsers

2025-09-08 Thread Borislav Petkov
On Fri, Sep 05, 2025 at 09:56:25AM -0400, Alex Deucher wrote: > The size and offset come from userspace, so it's likely a mesa issue. > I've reported it here: > https://gitlab.freedesktop.org/mesa/mesa/-/issues/13838 Cool, thanks! -- Regards/Gruss, Boris. https://people.kernel.org/tglx/note

Re: [PATCH] drm/radeon: use dev_warn_once() in CS parsers

2025-09-06 Thread Alex Deucher
On Fri, Sep 5, 2025 at 6:54 AM Borislav Petkov wrote: > > On Tue, Sep 02, 2025 at 12:53:32PM -0400, Alex Deucher wrote: > > Older GPUs did not support memory protection, so the kernel > > driver would validate the command submissions (CS) from userspace > > to avoid the GPU accessing any memory it

Re: [PATCH] drm/radeon: use dev_warn_once() in CS parsers

2025-09-06 Thread Borislav Petkov
On Tue, Sep 02, 2025 at 12:53:32PM -0400, Alex Deucher wrote: > Older GPUs did not support memory protection, so the kernel > driver would validate the command submissions (CS) from userspace > to avoid the GPU accessing any memory it shouldn't. > > Change any error messages in that validatio to d

Re: [PATCH] drm/radeon: use dev_warn_once() in CS parsers

2025-09-03 Thread Borislav Petkov
On Tue, Sep 02, 2025 at 12:53:32PM -0400, Alex Deucher wrote: > Older GPUs did not support memory protection, so the kernel > driver would validate the command submissions (CS) from userspace > to avoid the GPU accessing any memory it shouldn't. > > Change any error messages in that validatio to d