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authorbunnei <bunneidev@gmail.com>2021-11-11 07:46:07 +0100
committerbunnei <bunneidev@gmail.com>2021-12-07 01:39:17 +0100
commitf62c7091a2bb0c70211b7424c4285906f5dccf4b (patch)
tree91e3b6171b8e59f74cfe7fcfa01ea6b2b9fd9d3b /src/core/hle/kernel/k_thread.cpp
parenthle: kernel: KThread: Migrate to updated KThreadQueue (part 1). (diff)
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Diffstat (limited to 'src/core/hle/kernel/k_thread.cpp')
-rw-r--r--src/core/hle/kernel/k_thread.cpp48
1 files changed, 19 insertions, 29 deletions
diff --git a/src/core/hle/kernel/k_thread.cpp b/src/core/hle/kernel/k_thread.cpp
index 995f0ca50..7ef52a240 100644
--- a/src/core/hle/kernel/k_thread.cpp
+++ b/src/core/hle/kernel/k_thread.cpp
@@ -504,30 +504,33 @@ ResultCode KThread::GetPhysicalCoreMask(s32* out_ideal_core, u64* out_affinity_m
return ResultSuccess;
}
-ResultCode KThread::SetCoreMask(s32 cpu_core_id, u64 v_affinity_mask) {
+
+ResultCode KThread::SetCoreMask(s32 core_id_, u64 v_affinity_mask) {
ASSERT(parent != nullptr);
ASSERT(v_affinity_mask != 0);
- KScopedLightLock lk{activity_pause_lock};
+ KScopedLightLock lk(activity_pause_lock);
// Set the core mask.
u64 p_affinity_mask = 0;
{
- KScopedSchedulerLock sl{kernel};
+ KScopedSchedulerLock sl(kernel);
ASSERT(num_core_migration_disables >= 0);
- // If the core id is no-update magic, preserve the ideal core id.
- if (cpu_core_id == Svc::IdealCoreNoUpdate) {
- cpu_core_id = virtual_ideal_core_id;
- R_UNLESS(((1ULL << cpu_core_id) & v_affinity_mask) != 0, ResultInvalidCombination);
+ // If we're updating, set our ideal virtual core.
+ if (core_id_ != Svc::IdealCoreNoUpdate) {
+ virtual_ideal_core_id = core_id_;
+ } else {
+ // Preserve our ideal core id.
+ core_id_ = virtual_ideal_core_id;
+ R_UNLESS(((1ULL << core_id_) & v_affinity_mask) != 0, ResultInvalidCombination);
}
- // Set the virtual core/affinity mask.
- virtual_ideal_core_id = cpu_core_id;
+ // Set our affinity mask.
virtual_affinity_mask = v_affinity_mask;
// Translate the virtual core to a physical core.
- if (cpu_core_id >= 0) {
- cpu_core_id = Core::Hardware::VirtualToPhysicalCoreMap[cpu_core_id];
+ if (core_id_ >= 0) {
+ core_id_ = Core::Hardware::VirtualToPhysicalCoreMap[core_id_];
}
// Translate the virtual affinity mask to a physical one.
@@ -542,7 +545,7 @@ ResultCode KThread::SetCoreMask(s32 cpu_core_id, u64 v_affinity_mask) {
const KAffinityMask old_mask = physical_affinity_mask;
// Set our new ideals.
- physical_ideal_core_id = cpu_core_id;
+ physical_ideal_core_id = core_id_;
physical_affinity_mask.SetAffinityMask(p_affinity_mask);
if (physical_affinity_mask.GetAffinityMask() != old_mask.GetAffinityMask()) {
@@ -560,18 +563,18 @@ ResultCode KThread::SetCoreMask(s32 cpu_core_id, u64 v_affinity_mask) {
}
} else {
// Otherwise, we edit the original affinity for restoration later.
- original_physical_ideal_core_id = cpu_core_id;
+ original_physical_ideal_core_id = core_id_;
original_physical_affinity_mask.SetAffinityMask(p_affinity_mask);
}
}
// Update the pinned waiter list.
+ ThreadQueueImplForKThreadSetProperty wait_queue(kernel, std::addressof(pinned_waiter_list));
{
bool retry_update{};
- bool thread_is_pinned{};
do {
// Lock the scheduler.
- KScopedSchedulerLock sl{kernel};
+ KScopedSchedulerLock sl(kernel);
// Don't do any further management if our termination has been requested.
R_SUCCEED_IF(IsTerminationRequested());
@@ -599,12 +602,9 @@ ResultCode KThread::SetCoreMask(s32 cpu_core_id, u64 v_affinity_mask) {
R_UNLESS(!GetCurrentThread(kernel).IsTerminationRequested(),
ResultTerminationRequested);
- // Note that the thread was pinned.
- thread_is_pinned = true;
-
// Wait until the thread isn't pinned any more.
pinned_waiter_list.push_back(GetCurrentThread(kernel));
- GetCurrentThread(kernel).SetState(ThreadState::Waiting);
+ GetCurrentThread(kernel).BeginWait(std::addressof(wait_queue));
} else {
// If the thread isn't pinned, release the scheduler lock and retry until it's
// not current.
@@ -612,16 +612,6 @@ ResultCode KThread::SetCoreMask(s32 cpu_core_id, u64 v_affinity_mask) {
}
}
} while (retry_update);
-
- // If the thread was pinned, it no longer is, and we should remove the current thread from
- // our waiter list.
- if (thread_is_pinned) {
- // Lock the scheduler.
- KScopedSchedulerLock sl{kernel};
-
- // Remove from the list.
- pinned_waiter_list.erase(pinned_waiter_list.iterator_to(GetCurrentThread(kernel)));
- }
}
return ResultSuccess;