This is a note to let you know that I've just added the patch titled
drm/amdgpu: don't try to move pinned BOs
to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: drm-amdgpu-don-t-try-to-move-pinned-bos.patch and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From foo@baz Thu Feb 1 14:00:34 CET 2018
From: "Christian König" christian.koenig@amd.com Date: Fri, 24 Nov 2017 11:39:30 +0100 Subject: drm/amdgpu: don't try to move pinned BOs
From: "Christian König" christian.koenig@amd.com
[ Upstream commit 6edc6910ba4cd6eab309263539c8f09b8ad772bf ]
Never try to move pinned BOs during CS.
Signed-off-by: Christian König christian.koenig@amd.com Reviewed-by: Michel Dänzer michel.daenzer@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -416,6 +416,10 @@ static bool amdgpu_cs_try_evict(struct a if (candidate == lobj) break;
+ /* We can't move pinned BOs here */ + if (bo->pin_count) + continue; + other = amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type);
/* Check if this BO is in one of the domains we need space for */
Patches currently in stable-queue which might be from christian.koenig@amd.com are
queue-4.9/drm-amdgpu-don-t-try-to-move-pinned-bos.patch