From dc956dfc2832d5308ab23fa7f73b00aa55a1a8fb Mon Sep 17 00:00:00 2001 From: wentalou Date: Thu, 6 Dec 2018 10:29:52 +0800 Subject: [PATCH 0919/2940] drm/amdgpu: Skip ring soft recovery when fence was NULL MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit amdgpu_ring_soft_recovery would have Call-Trace, when s_fence->parent was NULL inside amdgpu_job_timedout. Check fence first, as drm_sched_hw_job_reset did. Signed-off-by: Wentao Lou Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 5b75bdc8dc28..335a0edf114b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -397,7 +397,7 @@ bool amdgpu_ring_soft_recovery(struct amdgpu_ring *ring, unsigned int vmid, { ktime_t deadline = ktime_add_us(ktime_get(), 10000); - if (!ring->funcs->soft_recovery) + if (!ring->funcs->soft_recovery || !fence) return false; atomic_inc(&ring->adev->gpu_reset_counter); -- 2.17.1