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kern: SvcUnmapPhysicalMemory, cleanup thread pinning

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This commit is contained in:
Michael Scire 2020-07-24 15:44:16 -07:00
commit 6f72ac6dd0
10 changed files with 248 additions and 24 deletions
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12
libraries/libmesosphere/source/arch/arm64/kern_exception_handlers.cpp
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@ -145,15 +145,15 @@ namespace ams::kern::arch::arm64 {
{
const bool is_user_mode = (context->psr & 0xF) == 0;
if (is_user_mode) {
/* Handle any changes needed to the user preemption state. */
if (GetCurrentThread().GetUserPreemptionState() != 0 && GetCurrentProcess().GetPreemptionStatePinnedThread(GetCurrentCoreId()) == nullptr) {
/* If the user disable count is set, we may need to pin the current thread. */
if (GetCurrentThread().GetUserDisableCount() != 0 && GetCurrentProcess().GetPinnedThread(GetCurrentCoreId()) == nullptr) {
KScopedSchedulerLock lk;
/* Note the preemption state in process. */
GetCurrentProcess().SetPreemptionState();
/* Pin the current thread. */
GetCurrentProcess().PinCurrentThread();
/* Set the kernel preemption state flag. */
GetCurrentThread().SetKernelPreemptionState(1);
/* Set the interrupt flag for the thread. */
GetCurrentThread().SetInterruptFlag();
}
/* Enable interrupts while we process the usermode exception. */