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drm/amdgpu: Add support for logging process info in amdgpu_vm.

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Add process and thread names and pids and a function to extract
this info from relevant amdgpu_vm.

v2: Add documentation and fix identation.

v3: Add getter and setter functions for amdgpu_task_info.

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>
This commit is contained in:
Andrey Grodzovsky
2018-06-28 22:51:32 -04:00
committed by Alex Deucher
parent bd4e725084
commit 2aa37bf588
2 changed files with 55 additions and 0 deletions
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16
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
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@@ -164,6 +164,14 @@ struct amdgpu_vm_pt {
#define AMDGPU_VM_FAULT_PASID(fault) ((u64)(fault) >> 48)
#define AMDGPU_VM_FAULT_ADDR(fault) ((u64)(fault) & 0xfffffffff000ULL)
struct amdgpu_task_info {
char process_name[TASK_COMM_LEN];
char task_name[TASK_COMM_LEN];
pid_t pid;
pid_t tgid;
};
struct amdgpu_vm {
/* tree of virtual addresses mapped */
struct rb_root_cached va;
@@ -215,6 +223,9 @@ struct amdgpu_vm {
/* Valid while the PD is reserved or fenced */
uint64_t pd_phys_addr;
/* Some basic info about the task */
struct amdgpu_task_info task_info;
};
struct amdgpu_vm_manager {
@@ -317,4 +328,9 @@ bool amdgpu_vm_need_pipeline_sync(struct amdgpu_ring *ring,
struct amdgpu_job *job);
void amdgpu_vm_check_compute_bug(struct amdgpu_device *adev);
void amdgpu_vm_get_task_info(struct amdgpu_device *adev, unsigned int pasid,
struct amdgpu_task_info *task_info);
void amdgpu_vm_set_task_info(struct amdgpu_vm *vm);
#endif