mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-04-06 07:55:28 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/amdgpu: add vm fault information to devcoredump

Browse Source 
Add page fault information to the devcoredump.

Output of devcoredump:
**** AMDGPU Device Coredump ****
version: 1
kernel: 6.7.0-amd-staging-drm-next
module: amdgpu
time: 29.725011811
process_name: soft_recovery_p PID: 1720

Ring timed out details
IP Type: 0 Ring Name: gfx_0.0.0

[gfxhub] Page fault observed
Faulty page starting at address: 0x0000000000000000
Protection fault status register: 0x301031

VRAM is lost due to GPU reset!

Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sunil Khatri
2024-03-06 22:59:34 +05:30
committed by Alex Deucher
parent fb0f5f5414
commit 583681d4a4
1 changed files with 12 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
View File

@@ -203,6 +203,18 @@ amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count,
coredump->ring->name);
}
if (coredump->adev) {
struct amdgpu_vm_fault_info *fault_info =
&coredump->adev->vm_manager.fault_info;
drm_printf(&p, "\n[%s] Page fault observed\n",
fault_info->vmhub ? "mmhub" : "gfxhub");
drm_printf(&p, "Faulty page starting at address: 0x%016llx\n",
fault_info->addr);
drm_printf(&p, "Protection fault status register: 0x%x\n\n",
fault_info->status);
}
if (coredump->reset_vram_lost)
drm_printf(&p, "VRAM is lost due to GPU reset!\n");
if (coredump->adev->reset_info.num_regs) {