tree: git://people.freedesktop.org/~agd5f/linux.git amd-staging-drm-next
head: 617b0eb160a87ef4a61d6770f360c5e27e01c5ee
commit: 22521895da6d53a4d6bbcf80dff76cb7d0a5fd48 [510/521] drm/amdgpu: Present
amdgpu_task_info in VM_FAULTS.
config: i386-randconfig-a1-201827 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
reproduce:
git checkout 22521895da6d53a4d6bbcf80dff76cb7d0a5fd48
# save the attached .config to linux build tree
make ARCH=i386
All warnings (new ones prefixed by >>):
drivers/gpu//drm/amd/amdgpu/gmc_v8_0.c: In function
'gmc_v8_0_process_interrupt':
>> drivers/gpu//drm/amd/amdgpu/gmc_v8_0.c:1449:10: warning: missing braces
>> around initializer [-Wmissing-braces]
struct amdgpu_task_info task_info = { 0 };
^
drivers/gpu//drm/amd/amdgpu/gmc_v8_0.c:1449:10: warning: (near
initialization for 'task_info.process_name') [-Wmissing-braces]
--
drivers/gpu//drm/amd/amdgpu/gmc_v9_0.c: In function
'gmc_v9_0_process_interrupt':
>> drivers/gpu//drm/amd/amdgpu/gmc_v9_0.c:260:10: warning: missing braces
>> around initializer [-Wmissing-braces]
struct amdgpu_task_info task_info = { 0 };
^
drivers/gpu//drm/amd/amdgpu/gmc_v9_0.c:260:10: warning: (near initialization
for 'task_info.process_name') [-Wmissing-braces]
vim +1449 drivers/gpu//drm/amd/amdgpu/gmc_v8_0.c
1422
1423 static int gmc_v8_0_process_interrupt(struct amdgpu_device *adev,
1424 struct amdgpu_irq_src *source,
1425 struct amdgpu_iv_entry *entry)
1426 {
1427 u32 addr, status, mc_client;
1428
1429 if (amdgpu_sriov_vf(adev)) {
1430 dev_err(adev->dev, "GPU fault detected: %d 0x%08x\n",
1431 entry->src_id, entry->src_data[0]);
1432 dev_err(adev->dev, " Can't decode VM fault info here on
SRIOV VF\n");
1433 return 0;
1434 }
1435
1436 addr = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_ADDR);
1437 status = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_STATUS);
1438 mc_client = RREG32(mmVM_CONTEXT1_PROTECTION_FAULT_MCCLIENT);
1439 /* reset addr and status */
1440 WREG32_P(mmVM_CONTEXT1_CNTL2, 1, ~1);
1441
1442 if (!addr && !status)
1443 return 0;
1444
1445 if (amdgpu_vm_fault_stop == AMDGPU_VM_FAULT_STOP_FIRST)
1446 gmc_v8_0_set_fault_enable_default(adev, false);
1447
1448 if (printk_ratelimit()) {
> 1449 struct amdgpu_task_info task_info = { 0 };
1450
1451 amdgpu_vm_get_task_info(adev, entry->pasid, &task_info);
1452
1453 dev_err(adev->dev, "GPU fault detected: %d 0x%08x for
process %s pid %d thread %s pid %d\n",
1454 entry->src_id, entry->src_data[0],
task_info.process_name,
1455 task_info.tgid, task_info.task_name,
task_info.pid);
1456 dev_err(adev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR
0x%08X\n",
1457 addr);
1458 dev_err(adev->dev, "
VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
1459 status);
1460 gmc_v8_0_vm_decode_fault(adev, status, addr, mc_client,
1461 entry->pasid);
1462 }
1463
1464 return 0;
1465 }
1466
---
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