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gpu: nvgpu: unit: add SWUTS docs for posix-fault-injection

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This adds the SWUTS documentation for the posix fault injection unit
test.

JIRA NVGPU-3943

Change-Id: I3b76d7c29599a053a9d10b57387b21dc4c3a1ca9
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2200022
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Philip Elcan
2019-09-17 17:23:23 -04:00
committed by Alex Waterman
parent 837f2a58f4
commit 3e288dd836
8 changed files with 333 additions and 48 deletions
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189
userspace/units/posix/fault-injection/posix-fault-injection-kmem.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -23,24 +23,211 @@
#ifndef __UNIT_FAULT_INJECTION_KMEM_H__
#define __UNIT_FAULT_INJECTION_KMEM_H__
struct gk20a;
struct unit_module;
/** @addtogroup SWUTS-posix-fault-injection
* @{
*/
/**
* Test specification for: test_kmem_init
*
* Description: Initialization required for kmem fault injection tests.
*
* Test Type: Other (Setup)
*
* Input: test_fault_injection_init() must have been called prior to this test.
*
* Steps:
* - Get the pointer to the kmem fault injection object.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_init(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_cache_fi_default
*
* Description: This test simply tests the default case of fault injection
* disabled for calling kmem cache routines.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Verify the kmem fault injection is disabled.
* - Create a kmem cache object and verify the return is non-NULL.
* - Destroy the kmem cache object.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_cache_fi_default(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_cache_fi_enabled
*
* Description: This test validates immediate fault injection for kmem cache
* create.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Enable kmem fault injection immediately.
* - Create a kmem cache object and verify the return is NULL, indicating
* failure.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_cache_fi_enabled(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_cache_fi_delayed_enable
*
* Description: This test validates delayed enable of fault injection for kmem
* cache APIs.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Enable kmem fault injection for after 2 calls.
* - Create a kmem cache object and verify the return is non-NULL, indicating
* pass.
* - Allocate from the kmem cache object and verify the 1st call passes.
* - Allocate from the kmem cache object and verify the 2nd call fails.
* - Cleanup the allocated cache.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_cache_fi_delayed_enable(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_cache_fi_delayed_disable
*
* Description: This test validates delayed disable of fault injection for kmem
* cache APIs.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Enable kmem fault injection immediately.
* - Disable fault injection for after 1 call.
* - Create a kmem cache object and verify the return is NULL, indicating fail.
* - Create a kmem cache object and verify the return is non-NULL for the 2nd
* call, indicating pass and the fault injection was disabled.
* - Cleanup the allocated cache.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_cache_fi_delayed_disable(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_kmalloc_fi_default
*
* Description: This test simply tests the default case of fault injection
* disabled for calling kmem kmalloc routines.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Verify the kmem fault injection is disabled.
* - Allocate memory with nvgpu_kmalloc() and verify the call passed.
* - Free the kmem kmalloc memory.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_kmalloc_fi_default(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_kmalloc_fi_enabled
*
* Description: This test validates immediate fault injection for kmem kmalloc.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Enable kmem fault injection immediately.
* - Allocate memory with nvgpu_kmalloc() and verify the result is NULL,
* indicating fail.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_kmalloc_fi_enabled(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_kmalloc_fi_delayed_enable
*
* Description: This test validates delayed enable of fault injection for kmem
* kmalloc APIs.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Enable kmem fault injection for after 2 calls.
* - Call nvgpu_kmalloc() 3 times and verify it fails only on the 3rd call.
* - Cleanup the allocated memory.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_kmalloc_fi_delayed_enable(struct unit_module *m,
struct gk20a *g, void *__args);
/**
* Test specification for: test_kmem_kmalloc_fi_delayed_disable
*
* Description: This test validates delayed disable of fault injection for kmem
* kalloc APIs.
*
* Test Type: Feature Based
*
* Input: test_fault_injection_init() & test_kmem_init() must have been called
* prior to this test.
*
* Steps:
* - Enable kmem fault injection immediately.
* - Disable fault injection for after 2 calls.
* - Call nvgpu_kmalloc() in a loop and verify it fails until the 3rd call.
* - Cleanup the allocated cache.
*
* Output: Returns SUCCESS if the steps above were executed successfully. FAIL
* otherwise.
*/
int test_kmem_kmalloc_fi_delayed_disable(struct unit_module *m,
struct gk20a *g, void *__args);