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kern: implement thread pinning/SvcSynchronizePreemptionState

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Michael Scire 2020-07-27 17:32:04 -07:00 • committed by SciresM
parent b1f38be3ae
commit 787964f7e7
10 changed files with 230 additions and 19 deletions
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22
libraries/libmesosphere/include/mesosphere/kern_k_process.hpp
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@ -204,10 +204,32 @@ namespace ams::kern {
return this->pinned_threads[core_id];
}
void PinThread(s32 core_id, KThread *thread) {
MESOSPHERE_ASSERT(0 <= core_id && core_id < static_cast<s32>(cpu::NumCores));
MESOSPHERE_ASSERT(thread != nullptr);
MESOSPHERE_ASSERT(this->pinned_threads[core_id] == nullptr);
this->pinned_threads[core_id] = thread;
}
void UnpinThread(s32 core_id, KThread *thread) {
MESOSPHERE_ASSERT(0 <= core_id && core_id < static_cast<s32>(cpu::NumCores));
MESOSPHERE_ASSERT(thread != nullptr);
MESOSPHERE_ASSERT(this->pinned_threads[core_id] == thread);
this->pinned_threads[core_id] = nullptr;
}
void CopySvcPermissionsTo(KThread::StackParameters &sp) {
this->capabilities.CopySvcPermissionsTo(sp);
}
void CopyPinnedSvcPermissionsTo(KThread::StackParameters &sp) {
this->capabilities.CopyPinnedSvcPermissionsTo(sp);
}
void CopyUnpinnedSvcPermissionsTo(KThread::StackParameters &sp) {
this->capabilities.CopyUnpinnedSvcPermissionsTo(sp);
}
constexpr KResourceLimit *GetResourceLimit() const { return this->resource_limit; }
bool ReserveResource(ams::svc::LimitableResource which, s64 value);