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(parent: 7024e05) | patch
drm/amdkfd: flush TLB after updating GPU page table
authorPhilip Yang <Philip.Yang@amd.com>
Thu, 15 Apr 2021 14:08:58 +0000 (10:08 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 10 May 2021 22:06:44 +0000 (18:06 -0400)
commitd993cc44337a795b762236c95e64db1cc6cf9133
tree96f108a89c49441b53505349dc586fc6a5aa07f7tree | snapshot
parent7024e05c2b45822d35a6ad1baa65f65d2f17606acommit | diff
drm/amdkfd: flush TLB after updating GPU page table

To workaround the situation that vm retry fault keep coming after page
table update. We are investigating the root cause, but once this issue
happens, application will stuck and sometimes have to reboot to recover.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdkfd/kfd_svm.c diff | blob | history
Linux Kernel Source Tree.