Sagar Kamble 6d836becf5 gpu: nvgpu: retry unbind when force killing the channel ...

If NEXT bit remains set for a channel being unbound, it can lead to
MMU fault of type unbound inst block. When userspace is closing the
channel and NEXT bit is set, userspace retries.

When force killing the channel, nvgpu can retry few iterations to
ensure the channel is truly idle and unbound. If the channel is
really stuck then unbind will fail and TSG will be aborted.

Bug 3800844

Change-Id: I8fb024630ff2dd272245ae27116f3db6d6e0f788
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2787533
(cherry picked from commit 99e39f4b387743a93b05ba4b097c33b23fbbcf68)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2786479
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>

2022-10-10 08:17:12 -07:00

..

nvgpu

gpu: nvgpu: retry unbind when force killing the channel

2022-10-10 08:17:12 -07:00

Makefile

nvgpu: remove support of nvgpu driver

2022-06-07 12:24:44 -07:00