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(parent: 85fda77) | patch
drm/amdgpu: prevent get_user_pages recursion
authorChristian König <christian.koenig@amd.com>
Thu, 3 Mar 2016 13:24:57 +0000 (14:24 +0100)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 8 Mar 2016 16:01:46 +0000 (11:01 -0500)
commit84bbed44aa951ade919e006c165ecfa4d1f68831
tree6986a05d8ae674d2b2bcae6fb0ccbf2a198971d8tree | snapshot
parent85fda77bc8be2f8e0fac67329cfacf43fb1c70b4commit | diff
drm/amdgpu: prevent get_user_pages recursion

Remember the tasks which are inside get_user_pages()
and ignore MMU callbacks from there.

Signed-off-by: Christian König <christian.koenig@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_ttm.c diff | blob | history
Linux Kernel Source Tree.