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kern: improve KLightLock accuracy

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This commit is contained in:
Michael Scire
2020-07-25 04:28:44 -07:00
committed by SciresM
parent 1448068b69
commit 4ac94e9179
3 changed files with 15 additions and 8 deletions
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5
libraries/libmesosphere/source/kern_k_light_lock.cpp
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@@ -38,6 +38,7 @@ namespace ams::kern {
if (AMS_LIKELY(cur_thread->GetState() == KThread::ThreadState_Runnable)) {
cur_thread->SetState(KThread::ThreadState_Waiting);
}
if (owner_thread->IsSuspended()) {
owner_thread->ContinueIfHasKernelWaiters();
}
@@ -75,6 +76,10 @@ namespace ams::kern {
if (AMS_LIKELY(next_owner->GetState() == KThread::ThreadState_Waiting)) {
next_owner->SetState(KThread::ThreadState_Runnable);
}
if (next_owner->IsSuspended()) {
next_owner->ContinueIfHasKernelWaiters();
}
}
/* We may have unsuspended in the process of acquiring the lock, so we'll re-suspend now if so. */

3
libraries/libmesosphere/source/svc/kern_svc_memory.cpp
View File

@@ -95,9 +95,6 @@ namespace ams::kern::svc {
}
Result UnmapMemory(uintptr_t dst_address, uintptr_t src_address, size_t size) {
/* Log the call parameters for debugging. */
MESOSPHERE_LOG("UnmapMemory(%zx, %zx, %zx)\n", dst_address, src_address, size);
/* Validate that addresses are page aligned. */
R_UNLESS(util::IsAligned(dst_address, PageSize), svc::ResultInvalidAddress());
R_UNLESS(util::IsAligned(src_address, PageSize), svc::ResultInvalidAddress());