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(parent: 7a42e7c) | patch
drm/amdgpu: fix issue with overlapping userptrs
authorChristian König <christian.koenig@amd.com>
Mon, 8 Feb 2016 09:57:22 +0000 (10:57 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 3 Mar 2016 23:07:19 +0000 (15:07 -0800)
commit4d6bc4fa3202a28dab7a4c03c22a569b87f98f84
tree1a3114507cf7f4b82a37e0e120f8645205f7e366tree | snapshot
parent7a42e7cd29f4c9d59fab1a8e306e21d77f57a0a5commit | diff
drm/amdgpu: fix issue with overlapping userptrs

commit cc1de6e800c253172334f8774c419dc64401cd2e upstream.

Otherwise we could try to evict overlapping userptr BOs in get_user_pages(),
leading to a possible circular locking dependency.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/amd/amdgpu/amdgpu.h diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c diff | blob | history
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c diff | blob | history
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