From: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Date: Thu, 28 Jun 2018 22:55:27 -0400
Subject: drm/amdgpu: Present amdgpu_task_info in VM_FAULTS.
Git-commit: efaa96463929684ceca4be96d0959e9ced1fa093
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Extract and present the reposnsible process and thread when
VM_FAULT happens.
v2: Use getter and setter functions.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Acked-by: Jim Qu <Jim.Qu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 4 ++++
drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 10 +++++++---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 9 +++++++--
3 files changed, 18 insertions(+), 5 deletions(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -187,6 +187,10 @@ static int amdgpu_cs_parser_init(struct
if (p->uf_entry.robj)
p->job->uf_addr = uf_offset;
kfree(chunk_array);
+
+ /* Use this opportunity to fill in task info for the vm */
+ amdgpu_vm_set_task_info(vm);
+
return 0;
free_all_kdata:
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -44,7 +44,6 @@
#include "amdgpu_atombios.h"
-
static void gmc_v8_0_set_gmc_funcs(struct amdgpu_device *adev);
static void gmc_v8_0_set_irq_funcs(struct amdgpu_device *adev);
static int gmc_v8_0_wait_for_idle(void *handle);
@@ -1447,8 +1446,13 @@ static int gmc_v8_0_process_interrupt(st
gmc_v8_0_set_fault_enable_default(adev, false);
if (printk_ratelimit()) {
- dev_err(adev->dev, "GPU fault detected: %d 0x%08x\n",
- entry->src_id, entry->src_data[0]);
+ struct amdgpu_task_info task_info = { 0 };
+
+ amdgpu_vm_get_task_info(adev, entry->pasid, &task_info);
+
+ dev_err(adev->dev, "GPU fault detected: %d 0x%08x for process %s pid %d thread %s pid %d\n",
+ entry->src_id, entry->src_data[0], task_info.process_name,
+ task_info.tgid, task_info.task_name, task_info.pid);
dev_err(adev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
addr);
dev_err(adev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -257,11 +257,16 @@ static int gmc_v9_0_process_interrupt(st
}
if (printk_ratelimit()) {
+ struct amdgpu_task_info task_info = { 0 };
+
+ 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)\n",
+ "[%s] VMC page fault (src_id:%u ring:%u vmid:%u pasid:%u, for process %s pid %d thread %s pid %d\n)\n",
entry->vmid_src ? "mmhub" : "gfxhub",
entry->src_id, entry->ring_id, entry->vmid,
- entry->pasid);
+ entry->pasid, task_info.process_name, task_info.tgid,
+ task_info.task_name, task_info.pid);
dev_err(adev->dev, " at page 0x%016llx from %d\n",
addr, entry->client_id);
if (!amdgpu_sriov_vf(adev))