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Code Issues Releases Activity

kern: delete creation time field from KProcess

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This commit is contained in:
Michael Scire 2023-02-21 13:51:56 -07:00
parent 08672fd422
commit 2e7491f605
3 changed files with 11 additions and 1 deletions
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5
libraries/libmesosphere/include/mesosphere/kern_build_config.hpp
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@ -42,6 +42,11 @@
#define MESOSPHERE_ENABLE_PANIC_REGISTER_DUMP #define MESOSPHERE_ENABLE_PANIC_REGISTER_DUMP
#define MESOSPHERE_ENABLE_HARDWARE_SINGLE_STEP #define MESOSPHERE_ENABLE_HARDWARE_SINGLE_STEP
/* NOTE: In 16.0.0, Nintendo deleted the creation time field for KProcess, */
/* but this may be useful for some debugging applications, and so can be. */
/* re-enabled by toggling this define. */
//#define MESOSPHERE_ENABLE_PROCESS_CREATION_TIME
/* NOTE: This enables fast class token storage using a class member. */ /* NOTE: This enables fast class token storage using a class member. */
/* This saves a virtual call when doing KAutoObject->DynCast<>(), */ /* This saves a virtual call when doing KAutoObject->DynCast<>(), */
/* at the cost of storing class tokens inside the class object. */ /* at the cost of storing class tokens inside the class object. */

2
libraries/libmesosphere/include/mesosphere/kern_k_process.hpp
View file

@ -84,7 +84,9 @@ namespace ams::kern {
KCapabilities m_capabilities; KCapabilities m_capabilities;
ams::svc::ProgramId m_program_id; ams::svc::ProgramId m_program_id;
u64 m_process_id; u64 m_process_id;
#if defined(MESOSPHERE_ENABLE_PROCESS_CREATION_TIME)
s64 m_creation_time; s64 m_creation_time;
#endif
KProcessAddress m_code_address; KProcessAddress m_code_address;
size_t m_code_size; size_t m_code_size;
size_t m_main_thread_stack_size; size_t m_main_thread_stack_size;

5
libraries/libmesosphere/source/kern_k_process.cpp
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@ -198,7 +198,6 @@ namespace ams::kern {
/* Set misc fields. */ /* Set misc fields. */
m_state = State_Created; m_state = State_Created;
m_main_thread_stack_size = 0; m_main_thread_stack_size = 0;
m_creation_time = KHardwareTimer::GetTick();
m_used_kernel_memory_size = 0; m_used_kernel_memory_size = 0;
m_ideal_core_id = 0; m_ideal_core_id = 0;
m_flags = params.flags; m_flags = params.flags;
@ -209,6 +208,10 @@ namespace ams::kern {
m_is_application = (params.flags & ams::svc::CreateProcessFlag_IsApplication); m_is_application = (params.flags & ams::svc::CreateProcessFlag_IsApplication);
m_is_jit_debug = false; m_is_jit_debug = false;
#if defined(MESOSPHERE_ENABLE_PROCESS_CREATION_TIME)
m_creation_time = KHardwareTimer::GetTick();
#endif
/* Set thread fields. */ /* Set thread fields. */
for (size_t i = 0; i < cpu::NumCores; i++) { for (size_t i = 0; i < cpu::NumCores; i++) {
m_running_threads[i] = nullptr; m_running_threads[i] = nullptr;