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kernel: Rewrite resource limit to be more accurate

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Matches closer to hardware
This commit is contained in:
Chloe Marcec 2021-01-30 20:40:49 +11:00
parent a4526c4e1a
commit 3be1a565f8
13 changed files with 357 additions and 231 deletions
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24
src/core/hle/kernel/process.cpp
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@ -15,6 +15,7 @@
#include "core/file_sys/program_metadata.h"
#include "core/hle/kernel/code_set.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/k_resource_limit.h"
#include "core/hle/kernel/k_scheduler.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/kernel.h"
@ -22,7 +23,6 @@
#include "core/hle/kernel/memory/page_table.h"
#include "core/hle/kernel/memory/slab_heap.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/resource_limit.h"
#include "core/hle/lock.h"
#include "core/memory.h"
#include "core/settings.h"
@ -116,7 +116,7 @@ std::shared_ptr<Process> Process::Create(Core::System& system, std::string name,
std::shared_ptr<Process> process = std::make_shared<Process>(system);
process->name = std::move(name);
process->resource_limit = ResourceLimit::Create(kernel);
process->resource_limit = std::make_shared<KResourceLimit>(kernel, system);
process->status = ProcessStatus::Created;
process->program_id = 0;
process->process_id = type == ProcessType::KernelInternal ? kernel.CreateNewKernelProcessID()
@ -132,7 +132,7 @@ std::shared_ptr<Process> Process::Create(Core::System& system, std::string name,
return process;
}
std::shared_ptr<ResourceLimit> Process::GetResourceLimit() const {
std::shared_ptr<KResourceLimit> Process::GetResourceLimit() const {
return resource_limit;
}
@ -154,7 +154,7 @@ void Process::DecrementThreadCount() {
}
u64 Process::GetTotalPhysicalMemoryAvailable() const {
const u64 capacity{resource_limit->GetCurrentResourceValue(ResourceType::PhysicalMemory) +
const u64 capacity{resource_limit->GetCurrentValue(LimitableResource::PhysicalMemoryMax) +
page_table->GetTotalHeapSize() + GetSystemResourceSize() + image_size +
main_thread_stack_size};
@ -308,13 +308,13 @@ ResultCode Process::LoadFromMetadata(const FileSys::ProgramMetadata& metadata,
// Set initial resource limits
resource_limit->SetLimitValue(
ResourceType::PhysicalMemory,
LimitableResource::PhysicalMemoryMax,
kernel.MemoryManager().GetSize(Memory::MemoryManager::Pool::Application));
resource_limit->SetLimitValue(ResourceType::Threads, 608);
resource_limit->SetLimitValue(ResourceType::Events, 700);
resource_limit->SetLimitValue(ResourceType::TransferMemory, 128);
resource_limit->SetLimitValue(ResourceType::Sessions, 894);
ASSERT(resource_limit->Reserve(ResourceType::PhysicalMemory, code_size));
resource_limit->SetLimitValue(LimitableResource::ThreadCountMax, 608);
resource_limit->SetLimitValue(LimitableResource::EventCountMax, 700);
resource_limit->SetLimitValue(LimitableResource::TransferMemoryCountMax, 128);
resource_limit->SetLimitValue(LimitableResource::SessionCountMax, 894);
ASSERT(resource_limit->Reserve(LimitableResource::PhysicalMemoryMax, code_size));
// Create TLS region
tls_region_address = CreateTLSRegion();
@ -331,8 +331,8 @@ void Process::Run(s32 main_thread_priority, u64 stack_size) {
ChangeStatus(ProcessStatus::Running);
SetupMainThread(system, *this, main_thread_priority, main_thread_stack_top);
resource_limit->Reserve(ResourceType::Threads, 1);
resource_limit->Reserve(ResourceType::PhysicalMemory, main_thread_stack_size);
resource_limit->Reserve(LimitableResource::ThreadCountMax, 1);
resource_limit->Reserve(LimitableResource::PhysicalMemoryMax, main_thread_stack_size);
}
void Process::PrepareForTermination() {