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From 8b45623c220c98243584e8c12b0c60555b4acc31 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Tue, 11 Dec 2018 11:06:59 +0100
Subject: [PATCH 1041/2940] drm/amdgpu: improve GMC v9 page fault message
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Note if this is a retry fault or not and cleanup the message a bit.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 806935de533a..bde354cd8012 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -305,6 +305,7 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev,
struct amdgpu_iv_entry *entry)
{
struct amdgpu_vmhub *hub = &adev->vmhub[entry->vmid_src];
+ bool retry_fault = !!(entry->src_data[1] & 0x80);
uint32_t status = 0;
u64 addr;
@@ -326,8 +327,10 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev,
amdgpu_vm_get_task_info(adev, entry->pasid, &task_info);
dev_err(adev->dev,
- "[%s] VMC page fault (src_id:%u ring:%u vmid:%u pasid:%u, for process %s pid %d thread %s pid %d)\n",
+ "[%s] %s page fault (src_id:%u ring:%u vmid:%u "
+ "pasid:%u, for process %s pid %d thread %s pid %d)\n",
entry->vmid_src ? "mmhub" : "gfxhub",
+ retry_fault ? "retry" : "no-retry",
entry->src_id, entry->ring_id, entry->vmid,
entry->pasid, task_info.process_name, task_info.tgid,
task_info.task_name, task_info.pid);
--
2.17.1
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