linux-kernel - [PATCH] drm/amdgpu: adjust the pid in the grab

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Date:   Fri,  7 Aug 2020 15:36:58 +0200
From:   "Christian König" 
        <ckoenig.leichtzumerken@...il.com>
To:     amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Cc:     Shashank.Sharma@....com, daniel.vetter@...ll.ch,
        alexander.deucher@....com
Subject: [PATCH] drm/amdgpu: adjust the pid in the grab_id trace point

Trace something useful instead of the pid of a kernel thread here.

Signed-off-by: Christian König <christian.koenig@....com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
index 5da20fc166d9..07f99ef69d91 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
@@ -228,6 +228,7 @@ TRACE_EVENT(amdgpu_vm_grab_id,
 			     ),
 
 	    TP_fast_assign(
+			   __entry->ent.pid = vm->task_info.pid;
 			   __entry->pasid = vm->pasid;
 			   __assign_str(ring, ring->name)
 			   __entry->vmid = job->vmid;
-- 
2.17.1