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Message-ID: <4a65da05-c6c3-409c-a5e2-05d4dae137ff@amd.com>
Date: Tue, 4 Nov 2025 14:58:46 +0100
From: Christian König <christian.koenig@....com>
To: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@....com>,
Alex Deucher <alexander.deucher@....com>, David Airlie <airlied@...il.com>,
Simona Vetter <simona@...ll.ch>, Felix Kuehling <Felix.Kuehling@....com>
Cc: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@....com>,
amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 01/20] drm/amdgpu: give each kernel job a unique id
On 11/4/25 09:35, Pierre-Eric Pelloux-Prayer wrote:
> Userspace jobs have drm_file.client_id as a unique identifier
> as job's owners. For kernel jobs, we can allocate arbitrary
> values - the risk of overlap with userspace ids is small (given
> that it's a u64 value).
> In the unlikely case the overlap happens, it'll only impact
> trace events.
>
> Since this ID is traced in the gpu_scheduler trace events, this
> allows to determine the source of each job sent to the hardware.
>
> To make grepping easier, the IDs are defined as they will appear
> in the trace output.
>
> Signed-off-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@....com>
> Acked-by: Alex Deucher <alexander.deucher@....com>
> Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@....com>
> Link: https://lore.kernel.org/r/20250604122827.2191-1-pierre-eric.pelloux-prayer@amd.com
Acked-by: Christian König <christian.koenig@....com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 3 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 5 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_job.h | 19 +++++++++++++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c | 3 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 3 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 28 +++++++++++++--------
> drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 3 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 3 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 5 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 8 +++---
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 +++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c | 4 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c | 4 ++-
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c | 12 +++++----
> drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 6 +++--
> drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c | 6 +++--
> drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | 3 ++-
> 19 files changed, 84 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
> index 3d24f9cd750a..29c927f4d6df 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
> @@ -1549,7 +1549,8 @@ static int amdgpu_gfx_run_cleaner_shader_job(struct amdgpu_ring *ring)
> owner = (void *)(unsigned long)atomic_inc_return(&counter);
>
> r = amdgpu_job_alloc_with_ib(ring->adev, &entity, owner,
> - 64, 0, &job);
> + 64, 0, &job,
> + AMDGPU_KERNEL_JOB_ID_CLEANER_SHADER);
> if (r)
> goto err;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
> index 97b562a79ea8..9dcf51991b5b 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
> @@ -690,7 +690,7 @@ void amdgpu_gmc_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
> r = amdgpu_job_alloc_with_ib(ring->adev, &adev->mman.high_pr,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> 16 * 4, AMDGPU_IB_POOL_IMMEDIATE,
> - &job);
> + &job, AMDGPU_KERNEL_JOB_ID_FLUSH_GPU_TLB);
> if (r)
> goto error_alloc;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
> index 55c7e104d5ca..3457bd649623 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
> @@ -234,11 +234,12 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
> int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
> struct drm_sched_entity *entity, void *owner,
> size_t size, enum amdgpu_ib_pool_type pool_type,
> - struct amdgpu_job **job)
> + struct amdgpu_job **job, u64 k_job_id)
> {
> int r;
>
> - r = amdgpu_job_alloc(adev, NULL, entity, owner, 1, job, 0);
> + r = amdgpu_job_alloc(adev, NULL, entity, owner, 1, job,
> + k_job_id);
> if (r)
> return r;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
> index d25f1fcf0242..7abf069d17d4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
> @@ -44,6 +44,22 @@
> struct amdgpu_fence;
> enum amdgpu_ib_pool_type;
>
> +/* Internal kernel job ids. (decreasing values, starting from U64_MAX). */
> +#define AMDGPU_KERNEL_JOB_ID_VM_UPDATE (18446744073709551615ULL)
> +#define AMDGPU_KERNEL_JOB_ID_VM_UPDATE_PDES (18446744073709551614ULL)
> +#define AMDGPU_KERNEL_JOB_ID_VM_UPDATE_RANGE (18446744073709551613ULL)
> +#define AMDGPU_KERNEL_JOB_ID_VM_PT_CLEAR (18446744073709551612ULL)
> +#define AMDGPU_KERNEL_JOB_ID_TTM_MAP_BUFFER (18446744073709551611ULL)
> +#define AMDGPU_KERNEL_JOB_ID_TTM_ACCESS_MEMORY_SDMA (18446744073709551610ULL)
> +#define AMDGPU_KERNEL_JOB_ID_TTM_COPY_BUFFER (18446744073709551609ULL)
> +#define AMDGPU_KERNEL_JOB_ID_CLEAR_ON_RELEASE (18446744073709551608ULL)
> +#define AMDGPU_KERNEL_JOB_ID_MOVE_BLIT (18446744073709551607ULL)
> +#define AMDGPU_KERNEL_JOB_ID_TTM_CLEAR_BUFFER (18446744073709551606ULL)
> +#define AMDGPU_KERNEL_JOB_ID_CLEANER_SHADER (18446744073709551605ULL)
> +#define AMDGPU_KERNEL_JOB_ID_FLUSH_GPU_TLB (18446744073709551604ULL)
> +#define AMDGPU_KERNEL_JOB_ID_KFD_GART_MAP (18446744073709551603ULL)
> +#define AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST (18446744073709551602ULL)
> +
> struct amdgpu_job {
> struct drm_sched_job base;
> struct amdgpu_vm *vm;
> @@ -97,7 +113,8 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, struct amdgpu_vm *vm,
> int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev,
> struct drm_sched_entity *entity, void *owner,
> size_t size, enum amdgpu_ib_pool_type pool_type,
> - struct amdgpu_job **job);
> + struct amdgpu_job **job,
> + u64 k_job_id);
> void amdgpu_job_set_resources(struct amdgpu_job *job, struct amdgpu_bo *gds,
> struct amdgpu_bo *gws, struct amdgpu_bo *oa);
> void amdgpu_job_free_resources(struct amdgpu_job *job);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
> index 91678621f1ff..63ee6ba6a931 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
> @@ -196,7 +196,8 @@ static int amdgpu_jpeg_dec_set_reg(struct amdgpu_ring *ring, uint32_t handle,
> int i, r;
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
> - AMDGPU_IB_POOL_DIRECT, &job);
> + AMDGPU_IB_POOL_DIRECT, &job,
> + AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> index fe486988a738..e08f58de4b17 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> @@ -1321,7 +1321,8 @@ void amdgpu_bo_release_notify(struct ttm_buffer_object *bo)
> if (r)
> goto out;
>
> - r = amdgpu_fill_buffer(abo, 0, &bo->base._resv, &fence, true);
> + r = amdgpu_fill_buffer(abo, 0, &bo->base._resv, &fence, true,
> + AMDGPU_KERNEL_JOB_ID_CLEAR_ON_RELEASE);
> if (WARN_ON(r))
> goto out;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> index e226c3aff7d7..326476089db3 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> @@ -227,7 +227,8 @@ static int amdgpu_ttm_map_buffer(struct ttm_buffer_object *bo,
> r = amdgpu_job_alloc_with_ib(adev, &adev->mman.high_pr,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> num_dw * 4 + num_bytes,
> - AMDGPU_IB_POOL_DELAYED, &job);
> + AMDGPU_IB_POOL_DELAYED, &job,
> + AMDGPU_KERNEL_JOB_ID_TTM_MAP_BUFFER);
> if (r)
> return r;
>
> @@ -406,7 +407,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo,
> struct dma_fence *wipe_fence = NULL;
>
> r = amdgpu_fill_buffer(abo, 0, NULL, &wipe_fence,
> - false);
> + false, AMDGPU_KERNEL_JOB_ID_MOVE_BLIT);
> if (r) {
> goto error;
> } else if (wipe_fence) {
> @@ -1488,7 +1489,8 @@ static int amdgpu_ttm_access_memory_sdma(struct ttm_buffer_object *bo,
> r = amdgpu_job_alloc_with_ib(adev, &adev->mman.high_pr,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> num_dw * 4, AMDGPU_IB_POOL_DELAYED,
> - &job);
> + &job,
> + AMDGPU_KERNEL_JOB_ID_TTM_ACCESS_MEMORY_SDMA);
> if (r)
> goto out;
>
> @@ -2212,7 +2214,7 @@ static int amdgpu_ttm_prepare_job(struct amdgpu_device *adev,
> struct dma_resv *resv,
> bool vm_needs_flush,
> struct amdgpu_job **job,
> - bool delayed)
> + bool delayed, u64 k_job_id)
> {
> enum amdgpu_ib_pool_type pool = direct_submit ?
> AMDGPU_IB_POOL_DIRECT :
> @@ -2222,7 +2224,7 @@ static int amdgpu_ttm_prepare_job(struct amdgpu_device *adev,
> &adev->mman.high_pr;
> r = amdgpu_job_alloc_with_ib(adev, entity,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> - num_dw * 4, pool, job);
> + num_dw * 4, pool, job, k_job_id);
> if (r)
> return r;
>
> @@ -2262,7 +2264,8 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset,
> num_loops = DIV_ROUND_UP(byte_count, max_bytes);
> num_dw = ALIGN(num_loops * adev->mman.buffer_funcs->copy_num_dw, 8);
> r = amdgpu_ttm_prepare_job(adev, direct_submit, num_dw,
> - resv, vm_needs_flush, &job, false);
> + resv, vm_needs_flush, &job, false,
> + AMDGPU_KERNEL_JOB_ID_TTM_COPY_BUFFER);
> if (r)
> return r;
>
> @@ -2297,7 +2300,8 @@ static int amdgpu_ttm_fill_mem(struct amdgpu_ring *ring, uint32_t src_data,
> uint64_t dst_addr, uint32_t byte_count,
> struct dma_resv *resv,
> struct dma_fence **fence,
> - bool vm_needs_flush, bool delayed)
> + bool vm_needs_flush, bool delayed,
> + u64 k_job_id)
> {
> struct amdgpu_device *adev = ring->adev;
> unsigned int num_loops, num_dw;
> @@ -2310,7 +2314,7 @@ static int amdgpu_ttm_fill_mem(struct amdgpu_ring *ring, uint32_t src_data,
> num_loops = DIV_ROUND_UP_ULL(byte_count, max_bytes);
> num_dw = ALIGN(num_loops * adev->mman.buffer_funcs->fill_num_dw, 8);
> r = amdgpu_ttm_prepare_job(adev, false, num_dw, resv, vm_needs_flush,
> - &job, delayed);
> + &job, delayed, k_job_id);
> if (r)
> return r;
>
> @@ -2380,7 +2384,8 @@ int amdgpu_ttm_clear_buffer(struct amdgpu_bo *bo,
> goto err;
>
> r = amdgpu_ttm_fill_mem(ring, 0, addr, size, resv,
> - &next, true, true);
> + &next, true, true,
> + AMDGPU_KERNEL_JOB_ID_TTM_CLEAR_BUFFER);
> if (r)
> goto err;
>
> @@ -2399,7 +2404,8 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
> uint32_t src_data,
> struct dma_resv *resv,
> struct dma_fence **f,
> - bool delayed)
> + bool delayed,
> + u64 k_job_id)
> {
> struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
> struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring;
> @@ -2429,7 +2435,7 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
> goto error;
>
> r = amdgpu_ttm_fill_mem(ring, src_data, to, cur_size, resv,
> - &next, true, delayed);
> + &next, true, delayed, k_job_id);
> if (r)
> goto error;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
> index 054d48823d5f..577ee04ce0bf 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
> @@ -175,7 +175,8 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo,
> uint32_t src_data,
> struct dma_resv *resv,
> struct dma_fence **fence,
> - bool delayed);
> + bool delayed,
> + u64 k_job_id);
>
> int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo);
> void amdgpu_ttm_recover_gart(struct ttm_buffer_object *tbo);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> index 74758b5ffc6c..5c38f0d30c87 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> @@ -1136,7 +1136,8 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo,
> r = amdgpu_job_alloc_with_ib(ring->adev, &adev->uvd.entity,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> 64, direct ? AMDGPU_IB_POOL_DIRECT :
> - AMDGPU_IB_POOL_DELAYED, &job);
> + AMDGPU_IB_POOL_DELAYED, &job,
> + AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> index b9060bcd4806..ce318f5de047 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> @@ -449,7 +449,7 @@ static int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
> r = amdgpu_job_alloc_with_ib(ring->adev, &ring->adev->vce.entity,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
> - &job);
> + &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> @@ -540,7 +540,8 @@ static int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> ib_size_dw * 4,
> direct ? AMDGPU_IB_POOL_DIRECT :
> - AMDGPU_IB_POOL_DELAYED, &job);
> + AMDGPU_IB_POOL_DELAYED, &job,
> + AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> index 5ae7cc0d5f57..5e0786ea911b 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> @@ -626,7 +626,7 @@ static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
> 64, AMDGPU_IB_POOL_DIRECT,
> - &job);
> + &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> goto err;
>
> @@ -806,7 +806,7 @@ static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
> ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
> - &job);
> + &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> goto err;
>
> @@ -936,7 +936,7 @@ static int amdgpu_vcn_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t hand
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
> ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
> - &job);
> + &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> @@ -1003,7 +1003,7 @@ static int amdgpu_vcn_enc_get_destroy_msg(struct amdgpu_ring *ring, uint32_t han
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL,
> ib_size_dw * 4, AMDGPU_IB_POOL_DIRECT,
> - &job);
> + &job, AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index db66b4232de0..2f8e83f840a8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -983,7 +983,8 @@ int amdgpu_vm_update_pdes(struct amdgpu_device *adev,
> params.vm = vm;
> params.immediate = immediate;
>
> - r = vm->update_funcs->prepare(¶ms, NULL);
> + r = vm->update_funcs->prepare(¶ms, NULL,
> + AMDGPU_KERNEL_JOB_ID_VM_UPDATE_PDES);
> if (r)
> goto error;
>
> @@ -1152,7 +1153,8 @@ int amdgpu_vm_update_range(struct amdgpu_device *adev, struct amdgpu_vm *vm,
> dma_fence_put(tmp);
> }
>
> - r = vm->update_funcs->prepare(¶ms, sync);
> + r = vm->update_funcs->prepare(¶ms, sync,
> + AMDGPU_KERNEL_JOB_ID_VM_UPDATE_RANGE);
> if (r)
> goto error_free;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> index 77207f4e448e..cf0ec94e8a07 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
> @@ -308,7 +308,7 @@ struct amdgpu_vm_update_params {
> struct amdgpu_vm_update_funcs {
> int (*map_table)(struct amdgpu_bo_vm *bo);
> int (*prepare)(struct amdgpu_vm_update_params *p,
> - struct amdgpu_sync *sync);
> + struct amdgpu_sync *sync, u64 k_job_id);
> int (*update)(struct amdgpu_vm_update_params *p,
> struct amdgpu_bo_vm *bo, uint64_t pe, uint64_t addr,
> unsigned count, uint32_t incr, uint64_t flags);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
> index 0c1ef5850a5e..22e2e5b47341 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
> @@ -40,12 +40,14 @@ static int amdgpu_vm_cpu_map_table(struct amdgpu_bo_vm *table)
> *
> * @p: see amdgpu_vm_update_params definition
> * @sync: sync obj with fences to wait on
> + * @k_job_id: the id for tracing/debug purposes
> *
> * Returns:
> * Negativ errno, 0 for success.
> */
> static int amdgpu_vm_cpu_prepare(struct amdgpu_vm_update_params *p,
> - struct amdgpu_sync *sync)
> + struct amdgpu_sync *sync,
> + u64 k_job_id)
> {
> if (!sync)
> return 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
> index 30022123b0bf..f794fb1cc06e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
> @@ -26,6 +26,7 @@
> #include "amdgpu.h"
> #include "amdgpu_trace.h"
> #include "amdgpu_vm.h"
> +#include "amdgpu_job.h"
>
> /*
> * amdgpu_vm_pt_cursor - state for for_each_amdgpu_vm_pt
> @@ -395,7 +396,8 @@ int amdgpu_vm_pt_clear(struct amdgpu_device *adev, struct amdgpu_vm *vm,
> params.vm = vm;
> params.immediate = immediate;
>
> - r = vm->update_funcs->prepare(¶ms, NULL);
> + r = vm->update_funcs->prepare(¶ms, NULL,
> + AMDGPU_KERNEL_JOB_ID_VM_PT_CLEAR);
> if (r)
> goto exit;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
> index 46d9fb433ab2..36805dcfa159 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
> @@ -40,7 +40,7 @@ static int amdgpu_vm_sdma_map_table(struct amdgpu_bo_vm *table)
>
> /* Allocate a new job for @count PTE updates */
> static int amdgpu_vm_sdma_alloc_job(struct amdgpu_vm_update_params *p,
> - unsigned int count)
> + unsigned int count, u64 k_job_id)
> {
> enum amdgpu_ib_pool_type pool = p->immediate ? AMDGPU_IB_POOL_IMMEDIATE
> : AMDGPU_IB_POOL_DELAYED;
> @@ -56,7 +56,7 @@ static int amdgpu_vm_sdma_alloc_job(struct amdgpu_vm_update_params *p,
> ndw = min(ndw, AMDGPU_VM_SDMA_MAX_NUM_DW);
>
> r = amdgpu_job_alloc_with_ib(p->adev, entity, AMDGPU_FENCE_OWNER_VM,
> - ndw * 4, pool, &p->job);
> + ndw * 4, pool, &p->job, k_job_id);
> if (r)
> return r;
>
> @@ -69,16 +69,17 @@ static int amdgpu_vm_sdma_alloc_job(struct amdgpu_vm_update_params *p,
> *
> * @p: see amdgpu_vm_update_params definition
> * @sync: amdgpu_sync object with fences to wait for
> + * @k_job_id: identifier of the job, for tracing purpose
> *
> * Returns:
> * Negativ errno, 0 for success.
> */
> static int amdgpu_vm_sdma_prepare(struct amdgpu_vm_update_params *p,
> - struct amdgpu_sync *sync)
> + struct amdgpu_sync *sync, u64 k_job_id)
> {
> int r;
>
> - r = amdgpu_vm_sdma_alloc_job(p, 0);
> + r = amdgpu_vm_sdma_alloc_job(p, 0, k_job_id);
> if (r)
> return r;
>
> @@ -249,7 +250,8 @@ static int amdgpu_vm_sdma_update(struct amdgpu_vm_update_params *p,
> if (r)
> return r;
>
> - r = amdgpu_vm_sdma_alloc_job(p, count);
> + r = amdgpu_vm_sdma_alloc_job(p, count,
> + AMDGPU_KERNEL_JOB_ID_VM_UPDATE);
> if (r)
> return r;
> }
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> index 1c07b701d0e4..ceb94bbb03a4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> @@ -217,7 +217,8 @@ static int uvd_v6_0_enc_get_create_msg(struct amdgpu_ring *ring, uint32_t handle
> int i, r;
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
> - AMDGPU_IB_POOL_DIRECT, &job);
> + AMDGPU_IB_POOL_DIRECT, &job,
> + AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> @@ -281,7 +282,8 @@ static int uvd_v6_0_enc_get_destroy_msg(struct amdgpu_ring *ring,
> int i, r;
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
> - AMDGPU_IB_POOL_DIRECT, &job);
> + AMDGPU_IB_POOL_DIRECT, &job,
> + AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
> index 9d237b5937fb..1f8866f3f63c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
> @@ -225,7 +225,8 @@ static int uvd_v7_0_enc_get_create_msg(struct amdgpu_ring *ring, u32 handle,
> int i, r;
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
> - AMDGPU_IB_POOL_DIRECT, &job);
> + AMDGPU_IB_POOL_DIRECT, &job,
> + AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> @@ -288,7 +289,8 @@ static int uvd_v7_0_enc_get_destroy_msg(struct amdgpu_ring *ring, u32 handle,
> int i, r;
>
> r = amdgpu_job_alloc_with_ib(ring->adev, NULL, NULL, ib_size_dw * 4,
> - AMDGPU_IB_POOL_DIRECT, &job);
> + AMDGPU_IB_POOL_DIRECT, &job,
> + AMDGPU_KERNEL_JOB_ID_VCN_RING_TEST);
> if (r)
> return r;
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
> index 3653c563ee9a..46c84fc60af1 100644
> --- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
> @@ -67,7 +67,8 @@ svm_migrate_gart_map(struct amdgpu_ring *ring, u64 npages,
> AMDGPU_FENCE_OWNER_UNDEFINED,
> num_dw * 4 + num_bytes,
> AMDGPU_IB_POOL_DELAYED,
> - &job);
> + &job,
> + AMDGPU_KERNEL_JOB_ID_KFD_GART_MAP);
> if (r)
> return r;
>
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