Commit d950800e authored by Felix Kuehling's avatar Felix Kuehling Committed by Alex Deucher

drm/amdgpu: Fix KFD-related kernel oops on Hawaii

Hawaii needs to flush caches explicitly, submitting an IB in a user
VMID from kernel mode. There is no s_fence in this case.

Fixes: eb3961a5 ("drm/amdgpu: remove fence context from the job")
Signed-off-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 708901a6
......@@ -143,7 +143,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
/* ring tests don't use a job */
if (job) {
vm = job->vm;
fence_ctx = job->base.s_fence->scheduled.context;
fence_ctx = job->base.s_fence ?
job->base.s_fence->scheduled.context : 0;
} else {
vm = NULL;
fence_ctx = 0;
......
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