octo/citra
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

kernel: Let the kernel handle all page table changes when switching processes

Browse Source 
It will both change the page table in memory and notify the CPU about the change by itself. This way there is no need to call memory.SetCurrentPageTable() when kernel.setCurrentProcess() and the management is kept internally in the kernel
This commit is contained in:
bamsbamx
2019-06-26 00:39:11 +02:00
parent ac9755306c
commit dbfd830695
6 changed files with 25 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
src/core/hle/kernel/kernel.cpp
View File

@ -47,7 +47,18 @@ std::shared_ptr<Process> KernelSystem::GetCurrentProcess() const {
}
void KernelSystem::SetCurrentProcess(std::shared_ptr<Process> process) {
current_process = std::move(process);
current_process = process;
SetCurrentMemPageTable(&process->vm_manager.page_table);
}
void KernelSystem::SetCurrentMemPageTable(Memory::PageTable* page_table) {
memory.SetCurrentPageTable(page_table);
current_cpu->PageTableChanged(); // notify the CPU the page table in memory has changed
}
void KernelSystem::SetCPU(std::shared_ptr<ARM_Interface> cpu) {
current_cpu = cpu;
thread_manager->SetCPU(*cpu);
}
ThreadManager& KernelSystem::GetThreadManager() {