From f999adb7acb7d52aa8e8be0dc75f604d41e51e38 Mon Sep 17 00:00:00 2001 From: lyndonli Date: Thu, 2 Mar 2023 14:18:12 +0800 Subject: drm/amdgpu: Fix call trace warning and hang when removing amdgpu device MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On GPUs with RAS enabled, below call trace and hang are observed when shutting down device. v2: use DRM device unplugged flag instead of shutdown flag as the check to prevent memory wipe in shutdown stage. [ +0.000000] RIP: 0010:amdgpu_vram_mgr_fini+0x18d/0x1c0 [amdgpu] [ +0.000001] PKRU: 55555554 [ +0.000001] Call Trace: [ +0.000001] [ +0.000002] amdgpu_ttm_fini+0x140/0x1c0 [amdgpu] [ +0.000183] amdgpu_bo_fini+0x27/0xa0 [amdgpu] [ +0.000184] gmc_v11_0_sw_fini+0x2b/0x40 [amdgpu] [ +0.000163] amdgpu_device_fini_sw+0xb6/0x510 [amdgpu] [ +0.000152] amdgpu_driver_release_kms+0x16/0x30 [amdgpu] [ +0.000090] drm_dev_release+0x28/0x50 [drm] [ +0.000016] devm_drm_dev_init_release+0x38/0x60 [drm] [ +0.000011] devm_action_release+0x15/0x20 [ +0.000003] release_nodes+0x40/0xc0 [ +0.000001] devres_release_all+0x9e/0xe0 [ +0.000001] device_unbind_cleanup+0x12/0x80 [ +0.000003] device_release_driver_internal+0xff/0x160 [ +0.000001] driver_detach+0x4a/0x90 [ +0.000001] bus_remove_driver+0x6c/0xf0 [ +0.000001] driver_unregister+0x31/0x50 [ +0.000001] pci_unregister_driver+0x40/0x90 [ +0.000003] amdgpu_exit+0x15/0x120 [amdgpu] Signed-off-by: lyndonli Reviewed-by: Guchun Chen Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index e3e1ed4314dd..6c7d672412b2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -1315,7 +1315,7 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo) if (!bo->resource || bo->resource->mem_type != TTM_PL_VRAM || !(abo->flags & AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE) || - adev->in_suspend || adev->shutdown) + adev->in_suspend || drm_dev_is_unplugged(adev_to_drm(adev))) return; if (WARN_ON_ONCE(!dma_resv_trylock(bo->base.resv))) -- cgit From d6530c33a978c6d170125b3a2ca1d218b1863e52 Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Mon, 30 Jan 2023 01:52:40 -0500 Subject: drm/amdgpu: expose more memory stats in fdinfo MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This will be used for performance investigations. Signed-off-by: Marek Olšák Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 27 ++++++++++++++++++++++----- 1 file changed, 22 insertions(+), 5 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 6c7d672412b2..7c9b788ae0a9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -1265,24 +1265,41 @@ void amdgpu_bo_move_notify(struct ttm_buffer_object *bo, trace_amdgpu_bo_move(abo, new_mem->mem_type, old_mem->mem_type); } -void amdgpu_bo_get_memory(struct amdgpu_bo *bo, uint64_t *vram_mem, - uint64_t *gtt_mem, uint64_t *cpu_mem) +void amdgpu_bo_get_memory(struct amdgpu_bo *bo, + struct amdgpu_mem_stats *stats) { unsigned int domain; + uint64_t size = amdgpu_bo_size(bo); domain = amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type); switch (domain) { case AMDGPU_GEM_DOMAIN_VRAM: - *vram_mem += amdgpu_bo_size(bo); + stats->vram += size; + if (amdgpu_bo_in_cpu_visible_vram(bo)) + stats->visible_vram += size; break; case AMDGPU_GEM_DOMAIN_GTT: - *gtt_mem += amdgpu_bo_size(bo); + stats->gtt += size; break; case AMDGPU_GEM_DOMAIN_CPU: default: - *cpu_mem += amdgpu_bo_size(bo); + stats->cpu += size; break; } + + if (bo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM) { + stats->requested_vram += size; + if (bo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) + stats->requested_visible_vram += size; + + if (domain != AMDGPU_GEM_DOMAIN_VRAM) { + stats->evicted_vram += size; + if (bo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) + stats->evicted_visible_vram += size; + } + } else if (bo->preferred_domains & AMDGPU_GEM_DOMAIN_GTT) { + stats->requested_gtt += size; + } } /** -- cgit