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[common] Replace Common::SpinLock with std::mutex (#4436)

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`std::mutex` can be better than the spin-lock specially since we don't waste CPU cycles for no reason.

Test less stuttering/heat consumption.

Signed-off-by: lizzie <lizzie@eden-emu.dev>

- [x] I have read and followed the [Contribution Guidelines](https://git.eden-emu.dev/eden-emu/eden/src/branch/master/CONTRIBUTING.md#code-contributions).
- [x] I have read and followed the [AI Policy](https://git.eden-emu.dev/eden-emu/eden/src/branch/master/docs/policies/AI.md)
- [x] I have read and followed the [Coding Guidelines](https://git.eden-emu.dev/eden-emu/eden/src/branch/master/docs/policies/Coding.md) to the best of my ability.

-------------------

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/4436
Reviewed-by: CamilleLaVey <camillelavey99@gmail.com>
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
This commit is contained in:
lizzie
2026-09-16 15:35:13 +02:00
committed by crueter
parent 7bf95be2c2
commit ac35358b3f
4 changed files with 4 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/core/hle/kernel/k_slab_heap.h
+3 -4
View File
@@ -1,4 +1,4 @@
// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
@@ -12,7 +12,6 @@
#include "common/atomic_ops.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/spin_lock.h"
namespace Kernel {
@@ -30,7 +29,7 @@ public:
};
public:
constexpr KSlabHeapImpl() = default;
KSlabHeapImpl() = default;
void Initialize() {
ASSERT(m_head == nullptr);
@@ -68,7 +67,7 @@ public:
private:
std::atomic<Node*> m_head{};
Common::SpinLock m_lock;
std::mutex m_lock;
};
} // namespace impl
src/core/hle/kernel/k_thread.h
+1 -2
View File
@@ -19,7 +19,6 @@
#include "common/intrusive_red_black_tree.h"
#include "common/scratch_buffer.h"
#include "common/spin_lock.h"
#include "core/arm/arm_interface.h"
#include "core/hle/kernel/k_affinity_mask.h"
#include "core/hle/kernel/k_light_lock.h"
@@ -920,7 +919,7 @@ private:
bool m_resource_limit_release_hint{};
bool m_is_kernel_address_key{};
StackParameters m_stack_parameters{};
Common::SpinLock m_context_guard{};
std::mutex m_context_guard{};
// For emulation
std::shared_ptr<Common::Fiber> m_host_context{};