From d9bfc2d546cf05dda1bf3d00f82b7ad66939c78f Mon Sep 17 00:00:00 2001 From: Morph <39850852+Morph1984@users.noreply.github.com> Date: Sat, 20 Nov 2021 20:05:02 -0500 Subject: kernel: KPageTable: Rename SetCodeMemoryPermission to SetProcessMemoryPermission --- src/core/hle/kernel/k_process.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/core/hle/kernel/k_process.cpp') diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index 76fd8c285c..1aad061e16 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -528,7 +528,7 @@ void KProcess::LoadModule(CodeSet code_set, VAddr base_addr) { std::lock_guard lock{HLE::g_hle_lock}; const auto ReprotectSegment = [&](const CodeSet::Segment& segment, KMemoryPermission permission) { - page_table->SetCodeMemoryPermission(segment.addr + base_addr, segment.size, permission); + page_table->SetProcessMemoryPermission(segment.addr + base_addr, segment.size, permission); }; kernel.System().Memory().WriteBlock(*this, base_addr, code_set.memory.data(), -- cgit v1.2.3 From 3ca8aca719dfe3b71c464d1174afb895a2233703 Mon Sep 17 00:00:00 2001 From: bunnei Date: Fri, 6 Aug 2021 23:08:26 -0700 Subject: core: hle: kernel: k_process: DisableDispatch on main thread. --- src/core/hle/kernel/k_process.cpp | 1 + 1 file changed, 1 insertion(+) (limited to 'src/core/hle/kernel/k_process.cpp') diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index 1aad061e16..7cc2061ea2 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -60,6 +60,7 @@ void SetupMainThread(Core::System& system, KProcess& owner_process, u32 priority thread->GetContext64().cpu_registers[0] = 0; thread->GetContext32().cpu_registers[1] = thread_handle; thread->GetContext64().cpu_registers[1] = thread_handle; + thread->DisableDispatch(); auto& kernel = system.Kernel(); // Threads by default are dormant, wake up the main thread so it runs when the scheduler fires -- cgit v1.2.3 From 8fc7d6e63188572b0886c131680d46e4804e9526 Mon Sep 17 00:00:00 2001 From: bunnei Date: Wed, 10 Nov 2021 23:02:45 -0800 Subject: hle: kernel: KProcess: Improvements for thread pinning. --- src/core/hle/kernel/k_process.cpp | 27 ++++++++++++++++++++++----- src/core/hle/kernel/k_process.h | 7 ++++--- 2 files changed, 26 insertions(+), 8 deletions(-) (limited to 'src/core/hle/kernel/k_process.cpp') diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index 7cc2061ea2..90dda40dcf 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -228,12 +228,15 @@ void KProcess::PinCurrentThread() { const s32 core_id = GetCurrentCoreId(kernel); KThread* cur_thread = GetCurrentThreadPointer(kernel); - // Pin it. - PinThread(core_id, cur_thread); - cur_thread->Pin(); + // If the thread isn't terminated, pin it. + if (!cur_thread->IsTerminationRequested()) { + // Pin it. + PinThread(core_id, cur_thread); + cur_thread->Pin(); - // An update is needed. - KScheduler::SetSchedulerUpdateNeeded(kernel); + // An update is needed. + KScheduler::SetSchedulerUpdateNeeded(kernel); + } } void KProcess::UnpinCurrentThread() { @@ -251,6 +254,20 @@ void KProcess::UnpinCurrentThread() { KScheduler::SetSchedulerUpdateNeeded(kernel); } +void KProcess::UnpinThread(KThread* thread) { + ASSERT(kernel.GlobalSchedulerContext().IsLocked()); + + // Get the thread's core id. + const auto core_id = thread->GetActiveCore(); + + // Unpin it. + UnpinThread(core_id, thread); + thread->Unpin(); + + // An update is needed. + KScheduler::SetSchedulerUpdateNeeded(kernel); +} + ResultCode KProcess::AddSharedMemory(KSharedMemory* shmem, [[maybe_unused]] VAddr address, [[maybe_unused]] size_t size) { // Lock ourselves, to prevent concurrent access. diff --git a/src/core/hle/kernel/k_process.h b/src/core/hle/kernel/k_process.h index 8a8c1fcbb8..d972c9de00 100644 --- a/src/core/hle/kernel/k_process.h +++ b/src/core/hle/kernel/k_process.h @@ -259,7 +259,7 @@ public: [[nodiscard]] KThread* GetPinnedThread(s32 core_id) const { ASSERT(0 <= core_id && core_id < static_cast(Core::Hardware::NUM_CPU_CORES)); - return pinned_threads[core_id]; + return pinned_threads.at(core_id); } /// Gets 8 bytes of random data for svcGetInfo RandomEntropy @@ -347,6 +347,7 @@ public: void PinCurrentThread(); void UnpinCurrentThread(); + void UnpinThread(KThread* thread); KLightLock& GetStateLock() { return state_lock; @@ -368,14 +369,14 @@ private: void PinThread(s32 core_id, KThread* thread) { ASSERT(0 <= core_id && core_id < static_cast(Core::Hardware::NUM_CPU_CORES)); ASSERT(thread != nullptr); - ASSERT(pinned_threads[core_id] == nullptr); + ASSERT(pinned_threads.at(core_id) == nullptr); pinned_threads[core_id] = thread; } void UnpinThread(s32 core_id, KThread* thread) { ASSERT(0 <= core_id && core_id < static_cast(Core::Hardware::NUM_CPU_CORES)); ASSERT(thread != nullptr); - ASSERT(pinned_threads[core_id] == thread); + ASSERT(pinned_threads.at(core_id) == thread); pinned_threads[core_id] = nullptr; } -- cgit v1.2.3