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This commit is contained in:
Andy Ritger
2022-11-10 08:39:33 -08:00
parent 7c345b838b
commit 758b4ee818
1323 changed files with 262135 additions and 60754 deletions
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66
kernel-open/nvidia-uvm/uvm_test_ioctl.h
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@@ -1,5 +1,5 @@
/*******************************************************************************
Copyright (c) 2015-2021 NVidia Corporation
Copyright (c) 2015-2022 NVidia Corporation
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
@@ -23,9 +23,7 @@
#ifndef __UVM_TEST_IOCTL_H__
#define __UVM_TEST_IOCTL_H__
#ifndef __KERNEL__
#endif
#include "uvm_types.h"
#include "uvm_ioctl.h"
#include "nv_uvm_types.h"
@@ -151,6 +149,14 @@ typedef enum
UVM_TEST_VA_RANGE_TYPE_MAX
} UVM_TEST_VA_RANGE_TYPE;
typedef enum
{
UVM_TEST_RANGE_SUBTYPE_INVALID = 0,
UVM_TEST_RANGE_SUBTYPE_UVM,
UVM_TEST_RANGE_SUBTYPE_HMM,
UVM_TEST_RANGE_SUBTYPE_MAX
} UVM_TEST_RANGE_SUBTYPE;
// Keep this in sync with uvm_read_duplication_t in uvm_va_range.h
typedef enum
{
@@ -169,6 +175,7 @@ typedef struct
NvBool is_zombie; // Out
// Note: if this is a zombie, this field is meaningless.
NvBool owned_by_calling_process; // Out
NvU32 subtype; // Out (UVM_TEST_RANGE_SUBTYPE)
} UVM_TEST_VA_RANGE_INFO_MANAGED;
#define UVM_TEST_VA_RANGE_INFO UVM_TEST_IOCTL_BASE(4)
@@ -176,6 +183,10 @@ typedef struct
{
NvU64 lookup_address NV_ALIGN_BYTES(8); // In
// For HMM ranges va_range_start/end will contain the lookup address but not
// neccessarily the maximal range over which the returned policy applies.
// For example there could be adjacent ranges with the same policy, implying
// the returned range could be as small as a page in the worst case for HMM.
NvU64 va_range_start NV_ALIGN_BYTES(8); // Out
NvU64 va_range_end NV_ALIGN_BYTES(8); // Out, inclusive
NvU32 read_duplication; // Out (UVM_TEST_READ_DUPLICATION_POLICY)
@@ -536,12 +547,14 @@ typedef struct
// If user_pages_allocation_retry_force_count is non-0 then the next count user
// memory allocations under the VA block will be forced to do allocation-retry.
//
// If cpu_pages_allocation_error_count is not zero, the subsequent operations
// that need to allocate CPU pages will fail with NV_ERR_NO_MEMORY for
// cpu_pages_allocation_error_count times. If cpu_pages_allocation_error_count
// is equal to ~0U, the count is infinite.
//
// If eviction_failure is NV_TRUE, the next eviction attempt from the VA block
// will fail with NV_ERR_NO_MEMORY.
//
// If cpu_pages_allocation_error is NV_TRUE, the subsequent operations that
// need to allocate CPU pages will fail with NV_ERR_NO_MEMORY.
//
// If populate_failure is NV_TRUE, a retry error will be injected after the next
// successful user memory allocation under the VA block but before that
// allocation is used by the block. This is similar to
@@ -558,8 +571,8 @@ typedef struct
NvU32 page_table_allocation_retry_force_count; // In
NvU32 user_pages_allocation_retry_force_count; // In
NvU32 cpu_chunk_allocation_size_mask; // In
NvU32 cpu_pages_allocation_error_count; // In
NvBool eviction_error; // In
NvBool cpu_pages_allocation_error; // In
NvBool populate_error; // In
NV_STATUS rmStatus; // Out
} UVM_TEST_VA_BLOCK_INJECT_ERROR_PARAMS;
@@ -1111,10 +1124,14 @@ typedef struct
//
// If migrate_vma_allocation_fail_nth is greater than 0, the nth page
// allocation within migrate_vma will fail.
//
// If va_block_allocation_fail_nth is greater than 0, the nth call to
// uvm_va_block_find_create() will fail with NV_ERR_NO_MEMORY.
#define UVM_TEST_VA_SPACE_INJECT_ERROR UVM_TEST_IOCTL_BASE(72)
typedef struct
{
NvU32 migrate_vma_allocation_fail_nth; // In
NvU32 va_block_allocation_fail_nth; // In
NV_STATUS rmStatus; // Out
} UVM_TEST_VA_SPACE_INJECT_ERROR_PARAMS;
@@ -1341,6 +1358,28 @@ typedef struct
NV_STATUS rmStatus; // Out
} UVM_TEST_HOST_SANITY_PARAMS;
// Calls uvm_va_space_mm_or_current_retain() on a VA space,
// then releases the va_space_mm and returns.
#define UVM_TEST_VA_SPACE_MM_OR_CURRENT_RETAIN UVM_TEST_IOCTL_BASE(89)
typedef struct
{
// User address of a flag to act as a semaphore. If non-NULL, the address
// is set to 1 after successful retain but before the sleep.
NvU64 retain_done_ptr NV_ALIGN_BYTES(8); // In
// Approximate duration for which to sleep with the va_space_mm retained.
NvU64 sleep_us NV_ALIGN_BYTES(8); // In
// On success, this contains the value of mm->mm_users before mmput() is
// called.
NvU64 mm_users NV_ALIGN_BYTES(8); // Out
// NV_ERR_PAGE_TABLE_NOT_AVAIL Could not retain va_space_mm
// (uvm_va_space_mm_or_current_retain returned
// NULL)
NV_STATUS rmStatus; // Out
} UVM_TEST_VA_SPACE_MM_OR_CURRENT_RETAIN_PARAMS;
#define UVM_TEST_GET_USER_SPACE_END_ADDRESS UVM_TEST_IOCTL_BASE(90)
typedef struct
{
@@ -1396,6 +1435,19 @@ typedef struct
NV_STATUS rmStatus; // Out
} UVM_TEST_CGROUP_ACCOUNTING_SUPPORTED_PARAMS;
#define UVM_TEST_HMM_INIT UVM_TEST_IOCTL_BASE(97)
typedef struct
{
NV_STATUS rmStatus; // Out
} UVM_TEST_HMM_INIT_PARAMS;
#define UVM_TEST_SPLIT_INVALIDATE_DELAY UVM_TEST_IOCTL_BASE(98)
typedef struct
{
NvU64 delay_us; // In
NV_STATUS rmStatus; // Out
} UVM_TEST_SPLIT_INVALIDATE_DELAY_PARAMS;
#ifdef __cplusplus
}
#endif