mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-12-27 13:40:10 +00:00
smmu: use new range mutex construction for protecting counters
This commit is contained in:
parent
a7c1306e2d
commit
8f848f43e9
@ -106,6 +106,7 @@ add_library(common STATIC
|
|||||||
precompiled_headers.h
|
precompiled_headers.h
|
||||||
quaternion.h
|
quaternion.h
|
||||||
range_map.h
|
range_map.h
|
||||||
|
range_mutex.h
|
||||||
reader_writer_queue.h
|
reader_writer_queue.h
|
||||||
ring_buffer.h
|
ring_buffer.h
|
||||||
${CMAKE_CURRENT_BINARY_DIR}/scm_rev.cpp
|
${CMAKE_CURRENT_BINARY_DIR}/scm_rev.cpp
|
||||||
|
93
src/common/range_mutex.h
Normal file
93
src/common/range_mutex.h
Normal file
@ -0,0 +1,93 @@
|
|||||||
|
// SPDX-FileCopyrightText: 2024 yuzu Emulator Project
|
||||||
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
||||||
|
|
||||||
|
#pragma once
|
||||||
|
|
||||||
|
#include <condition_variable>
|
||||||
|
#include <mutex>
|
||||||
|
|
||||||
|
#include "common/intrusive_list.h"
|
||||||
|
|
||||||
|
namespace Common {
|
||||||
|
|
||||||
|
class ScopedRangeLock;
|
||||||
|
|
||||||
|
class RangeMutex {
|
||||||
|
public:
|
||||||
|
explicit RangeMutex() = default;
|
||||||
|
~RangeMutex() = default;
|
||||||
|
|
||||||
|
private:
|
||||||
|
friend class ScopedRangeLock;
|
||||||
|
|
||||||
|
void Lock(ScopedRangeLock& l);
|
||||||
|
void Unlock(ScopedRangeLock& l);
|
||||||
|
bool HasIntersectionLocked(ScopedRangeLock& l);
|
||||||
|
|
||||||
|
private:
|
||||||
|
std::mutex m_mutex;
|
||||||
|
std::condition_variable m_cv;
|
||||||
|
|
||||||
|
using LockList = Common::IntrusiveListBaseTraits<ScopedRangeLock>::ListType;
|
||||||
|
LockList m_list;
|
||||||
|
};
|
||||||
|
|
||||||
|
class ScopedRangeLock : public Common::IntrusiveListBaseNode<ScopedRangeLock> {
|
||||||
|
public:
|
||||||
|
explicit ScopedRangeLock(RangeMutex& mutex, u64 address, u64 size)
|
||||||
|
: m_mutex(mutex), m_address(address), m_size(size) {
|
||||||
|
if (m_size > 0) {
|
||||||
|
m_mutex.Lock(*this);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
~ScopedRangeLock() {
|
||||||
|
if (m_size > 0) {
|
||||||
|
m_mutex.Unlock(*this);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
u64 GetAddress() const {
|
||||||
|
return m_address;
|
||||||
|
}
|
||||||
|
|
||||||
|
u64 GetSize() const {
|
||||||
|
return m_size;
|
||||||
|
}
|
||||||
|
|
||||||
|
private:
|
||||||
|
RangeMutex& m_mutex;
|
||||||
|
const u64 m_address{};
|
||||||
|
const u64 m_size{};
|
||||||
|
};
|
||||||
|
|
||||||
|
inline void RangeMutex::Lock(ScopedRangeLock& l) {
|
||||||
|
std::unique_lock lk{m_mutex};
|
||||||
|
m_cv.wait(lk, [&] { return !HasIntersectionLocked(l); });
|
||||||
|
m_list.push_back(l);
|
||||||
|
}
|
||||||
|
|
||||||
|
inline void RangeMutex::Unlock(ScopedRangeLock& l) {
|
||||||
|
{
|
||||||
|
std::scoped_lock lk{m_mutex};
|
||||||
|
m_list.erase(m_list.iterator_to(l));
|
||||||
|
}
|
||||||
|
m_cv.notify_all();
|
||||||
|
}
|
||||||
|
|
||||||
|
inline bool RangeMutex::HasIntersectionLocked(ScopedRangeLock& l) {
|
||||||
|
const auto cur_begin = l.GetAddress();
|
||||||
|
const auto cur_last = l.GetAddress() + l.GetSize() - 1;
|
||||||
|
|
||||||
|
for (const auto& other : m_list) {
|
||||||
|
const auto other_begin = other.GetAddress();
|
||||||
|
const auto other_last = other.GetAddress() + other.GetSize() - 1;
|
||||||
|
|
||||||
|
if (cur_begin <= other_last && other_begin <= cur_last) {
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
} // namespace Common
|
@ -10,6 +10,7 @@
|
|||||||
#include <mutex>
|
#include <mutex>
|
||||||
|
|
||||||
#include "common/common_types.h"
|
#include "common/common_types.h"
|
||||||
|
#include "common/range_mutex.h"
|
||||||
#include "common/scratch_buffer.h"
|
#include "common/scratch_buffer.h"
|
||||||
#include "common/virtual_buffer.h"
|
#include "common/virtual_buffer.h"
|
||||||
|
|
||||||
@ -204,7 +205,7 @@ private:
|
|||||||
(1ULL << (device_virtual_bits - page_bits)) / subentries;
|
(1ULL << (device_virtual_bits - page_bits)) / subentries;
|
||||||
using CachedPages = std::array<CounterEntry, num_counter_entries>;
|
using CachedPages = std::array<CounterEntry, num_counter_entries>;
|
||||||
std::unique_ptr<CachedPages> cached_pages;
|
std::unique_ptr<CachedPages> cached_pages;
|
||||||
std::mutex counter_guard;
|
Common::RangeMutex counter_guard;
|
||||||
std::mutex mapping_guard;
|
std::mutex mapping_guard;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
@ -508,12 +508,7 @@ void DeviceMemoryManager<Traits>::UnregisterProcess(Asid asid) {
|
|||||||
|
|
||||||
template <typename Traits>
|
template <typename Traits>
|
||||||
void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size, s32 delta) {
|
void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size, s32 delta) {
|
||||||
std::unique_lock<std::mutex> lk(counter_guard, std::defer_lock);
|
Common::ScopedRangeLock lk(counter_guard, addr, size);
|
||||||
const auto Lock = [&] {
|
|
||||||
if (!lk) {
|
|
||||||
lk.lock();
|
|
||||||
}
|
|
||||||
};
|
|
||||||
u64 uncache_begin = 0;
|
u64 uncache_begin = 0;
|
||||||
u64 cache_begin = 0;
|
u64 cache_begin = 0;
|
||||||
u64 uncache_bytes = 0;
|
u64 uncache_bytes = 0;
|
||||||
@ -548,7 +543,6 @@ void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size
|
|||||||
}
|
}
|
||||||
uncache_bytes += Memory::YUZU_PAGESIZE;
|
uncache_bytes += Memory::YUZU_PAGESIZE;
|
||||||
} else if (uncache_bytes > 0) {
|
} else if (uncache_bytes > 0) {
|
||||||
Lock();
|
|
||||||
MarkRegionCaching(memory_device_inter, uncache_begin << Memory::YUZU_PAGEBITS,
|
MarkRegionCaching(memory_device_inter, uncache_begin << Memory::YUZU_PAGEBITS,
|
||||||
uncache_bytes, false);
|
uncache_bytes, false);
|
||||||
uncache_bytes = 0;
|
uncache_bytes = 0;
|
||||||
@ -559,7 +553,6 @@ void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size
|
|||||||
}
|
}
|
||||||
cache_bytes += Memory::YUZU_PAGESIZE;
|
cache_bytes += Memory::YUZU_PAGESIZE;
|
||||||
} else if (cache_bytes > 0) {
|
} else if (cache_bytes > 0) {
|
||||||
Lock();
|
|
||||||
MarkRegionCaching(memory_device_inter, cache_begin << Memory::YUZU_PAGEBITS, cache_bytes,
|
MarkRegionCaching(memory_device_inter, cache_begin << Memory::YUZU_PAGEBITS, cache_bytes,
|
||||||
true);
|
true);
|
||||||
cache_bytes = 0;
|
cache_bytes = 0;
|
||||||
@ -567,12 +560,10 @@ void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size
|
|||||||
vpage++;
|
vpage++;
|
||||||
}
|
}
|
||||||
if (uncache_bytes > 0) {
|
if (uncache_bytes > 0) {
|
||||||
Lock();
|
|
||||||
MarkRegionCaching(memory_device_inter, uncache_begin << Memory::YUZU_PAGEBITS, uncache_bytes,
|
MarkRegionCaching(memory_device_inter, uncache_begin << Memory::YUZU_PAGEBITS, uncache_bytes,
|
||||||
false);
|
false);
|
||||||
}
|
}
|
||||||
if (cache_bytes > 0) {
|
if (cache_bytes > 0) {
|
||||||
Lock();
|
|
||||||
MarkRegionCaching(memory_device_inter, cache_begin << Memory::YUZU_PAGEBITS, cache_bytes,
|
MarkRegionCaching(memory_device_inter, cache_begin << Memory::YUZU_PAGEBITS, cache_bytes,
|
||||||
true);
|
true);
|
||||||
}
|
}
|
||||||
|
Loading…
Reference in New Issue
Block a user