Deepak Nibade 478e659ae4 gpu: nvgpu: do not touch runlist during recovery ...

Currently we clear the runlist and re-create it in
scheduled work during fifo recovery process

But we can post-pone this runlist re-generation for
later time i.e. when channel is closed

Hence, remove runlist locks and re-generation from
handle_mmu_fault() methods. Instead of that, disable
gr fifo access at start of recovery and re-enable
it at end of recovery process.

Also, delete scheduled work to re-create runlist.
Re-enable EPLG and fifo access in
finish_mmu_fault_handling() itself.

bug 1470692

Change-Id: I705a6a5236734c7207a01d9a9fa9eca22bdbe7eb
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/449225
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

2015-03-18 12:10:46 -07:00

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