On Thu, 14 Apr 2022, Greg KH wrote: > On Tue, Apr 12, 2022 at 04:20:57PM +0100, Lee Jones wrote: > > [ Upstream commit b40a6ab2cf9213923bf8e821ce7fa7f6a0a26990 ] > > > > This is a partial cherry-pick of the above upstream commit. > > > > It ensures the file descriptor passed in by userspace is a valid one. > > > > Cc: Felix Kuehling <Felix.Kuehling@xxxxxxx> > > Cc: Alex Deucher <alexander.deucher@xxxxxxx> > > Cc: "Christian König" <christian.koenig@xxxxxxx> > > Cc: David Airlie <airlied@xxxxxxxx> > > Cc: Daniel Vetter <daniel@xxxxxxxx> > > Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx > > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > > Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx> > > --- > > drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 10 +++++++--- > > 1 file changed, 7 insertions(+), 3 deletions(-) > > Now queued up, thanks. Could you also back-port this into v5.4 please? FYI, in the v5.10.y tree, it's now called: f0c31f192f38c drm/amdkfd: Use drm_priv to pass VM from KFD to amdgpu -- Lee Jones [李琼斯] Principal Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog