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kern: write cpu tick differential to tls +0x108 on thread switch

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Michael Scire authored and SciresM committed 2025-11-15 12:31:07 -07:00
1 parent 18bb1fdea0
commit e36051359c
3 files changed
+13 -3
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libraries/libmesosphere/source/kern_k_scheduler.cpp
+7 -1
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@@ -270,7 +270,13 @@ namespace ams::kern {
m_current_thread = next_thread;
/* Set the new Thread Local region. */
cpu::SwitchThreadLocalRegion(GetInteger(next_thread->GetThreadLocalRegionAddress()));
const auto tls_address = GetInteger(next_thread->GetThreadLocalRegionAddress());
cpu::SwitchThreadLocalRegion(tls_address);
/* Update the thread's cpu time differential in TLS, if relevant. */
if (tls_address != 0) {
static_cast<ams::svc::ThreadLocalRegion *>(next_thread->GetThreadLocalRegionHeapAddress())->thread_cpu_time = next_thread->GetCpuTime() - cur_tick;
}
}
void KScheduler::ClearPreviousThread(KThread *thread) {