From e779686a7618e1db4b1afe0321289ebe3b58aaa8 Mon Sep 17 00:00:00 2001 From: Lioncash Date: Sun, 7 Apr 2019 01:10:44 -0400 Subject: kernel: Handle page table switching within MakeCurrentProcess() Centralizes the page table switching to one spot, rather than making calling code deal with it everywhere. --- src/core/hle/kernel/kernel.cpp | 2 ++ src/core/hle/kernel/process.cpp | 3 --- src/core/hle/kernel/scheduler.cpp | 1 - 3 files changed, 2 insertions(+), 4 deletions(-) (limited to 'src/core/hle') diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp index 3f14bfa86..4d58e7c69 100644 --- a/src/core/hle/kernel/kernel.cpp +++ b/src/core/hle/kernel/kernel.cpp @@ -21,6 +21,7 @@ #include "core/hle/kernel/thread.h" #include "core/hle/lock.h" #include "core/hle/result.h" +#include "core/memory.h" namespace Kernel { @@ -181,6 +182,7 @@ void KernelCore::AppendNewProcess(SharedPtr process) { void KernelCore::MakeCurrentProcess(Process* process) { impl->current_process = process; + Memory::SetCurrentPageTable(&process->VMManager().page_table); } Process* KernelCore::CurrentProcess() { diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp index 041267318..26c6b95ab 100644 --- a/src/core/hle/kernel/process.cpp +++ b/src/core/hle/kernel/process.cpp @@ -32,9 +32,6 @@ namespace { * @param priority The priority to give the main thread */ void SetupMainThread(Process& owner_process, KernelCore& kernel, VAddr entry_point, u32 priority) { - // Setup page table so we can write to memory - Memory::SetCurrentPageTable(&owner_process.VMManager().page_table); - // Initialize new "main" thread const VAddr stack_top = owner_process.VMManager().GetTLSIORegionEndAddress(); auto thread_res = Thread::Create(kernel, "main", entry_point, priority, 0, diff --git a/src/core/hle/kernel/scheduler.cpp b/src/core/hle/kernel/scheduler.cpp index ac501bf7f..e8447b69a 100644 --- a/src/core/hle/kernel/scheduler.cpp +++ b/src/core/hle/kernel/scheduler.cpp @@ -101,7 +101,6 @@ void Scheduler::SwitchContext(Thread* new_thread) { auto* const thread_owner_process = current_thread->GetOwnerProcess(); if (previous_process != thread_owner_process) { system.Kernel().MakeCurrentProcess(thread_owner_process); - Memory::SetCurrentPageTable(&thread_owner_process->VMManager().page_table); } cpu_core.LoadContext(new_thread->GetContext()); -- cgit v1.2.3