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Code Issues Releases Activity

kern: simplify KSchedulerLock::Lock

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This commit is contained in:
Michael Scire 2023-02-21 08:08:08 -07:00 committed by SciresM
parent ed22f802ee
commit ca7734ffaf
1 changed files with 6 additions and 4 deletions
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10
libraries/libmesosphere/include/mesosphere/kern_k_scheduler_lock.hpp
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@ -49,9 +49,9 @@ namespace ams::kern {
MESOSPHERE_ASSERT_THIS(); MESOSPHERE_ASSERT_THIS();
if (this->IsLockedByCurrentThread()) { if (this->IsLockedByCurrentThread()) {
/* If we already own the lock, we can just increment the count. */ /* If we already own the lock, the lock count should be > 0. */
/* For debug, ensure this is true. */
MESOSPHERE_ASSERT(m_lock_count > 0); MESOSPHERE_ASSERT(m_lock_count > 0);
m_lock_count++;
} else { } else {
/* Otherwise, we want to disable scheduling and acquire the spinlock. */ /* Otherwise, we want to disable scheduling and acquire the spinlock. */
SchedulerType::DisableScheduling(); SchedulerType::DisableScheduling();
@ -61,10 +61,12 @@ namespace ams::kern {
MESOSPHERE_ASSERT(m_lock_count == 0); MESOSPHERE_ASSERT(m_lock_count == 0);
MESOSPHERE_ASSERT(m_owner_thread == nullptr); MESOSPHERE_ASSERT(m_owner_thread == nullptr);
/* Increment count, take ownership. */ /* Take ownership of the lock. */
m_lock_count = 1;
m_owner_thread = GetCurrentThreadPointer(); m_owner_thread = GetCurrentThreadPointer();
} }
/* Increment the lock count. */
m_lock_count++;
} }
MESOSPHERE_ALWAYS_INLINE_IF_RELEASE void Unlock() { MESOSPHERE_ALWAYS_INLINE_IF_RELEASE void Unlock() {