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(parent: ec56ce8) | patch
drm/amdkfd: Make TLB flush conditional on mapping
authorEric Huang <jinhuieric.huang@amd.com>
Tue, 1 Jun 2021 22:54:32 +0000 (18:54 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 4 Jun 2021 16:40:01 +0000 (12:40 -0400)
commit0c58847bb1de2ccbaa2959ab6eb072aeb93e4280
tree07f44ea83102c0ccb01942bbada05898a2a8c04btree | snapshot
parentec56ce885864a83f8d4708f4bdb94a61cfcbb636commit | diff
drm/amdkfd: Make TLB flush conditional on mapping

It is to optimize memory mapping latency, and also aviod
a page fault in a corner case of changing valid PDE into
PTE.

Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c diff | blob | history
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c diff | blob | history
drivers/gpu/drm/amd/amdkfd/kfd_process.c diff | blob | history
Linux Kernel Source Tree.