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author | Subv <subv2112@gmail.com> | 2017-07-22 04:28:03 +0200 |
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committer | Subv <subv2112@gmail.com> | 2017-09-10 22:14:31 +0200 |
commit | c34ec5e77cd9e83fcf5c929f3951557d5269b7a6 (patch) | |
tree | bfa5e3a17063f74a5cd2f3e7b7c63442281fb24e | |
parent | Kernel/Memory: Give each Process its own page table. (diff) | |
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-rw-r--r-- | src/core/hle/kernel/thread.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp index f5f2eb2f7..b7f094f46 100644 --- a/src/core/hle/kernel/thread.cpp +++ b/src/core/hle/kernel/thread.cpp @@ -178,8 +178,18 @@ static void SwitchContext(Thread* new_thread) { Core::CPU().LoadContext(new_thread->context); Core::CPU().SetCP15Register(CP15_THREAD_URO, new_thread->GetTLSAddress()); + + if (!previous_thread || previous_thread->owner_process != current_thread->owner_process) { + Kernel::g_current_process = current_thread->owner_process; + Memory::current_page_table = &Kernel::g_current_process->vm_manager.page_table; + // We have switched processes and thus, page tables, clear the instruction cache so we + // don't keep stale data from the previous process. + Core::CPU().ClearInstructionCache(); + } } else { current_thread = nullptr; + // Note: We do not reset the current process and current page table when idling because + // technically we haven't changed processes, our threads are just paused. } } |