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author | bunnei <bunneidev@gmail.com> | 2017-12-31 21:58:16 +0100 |
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committer | bunnei <bunneidev@gmail.com> | 2017-12-31 21:58:16 +0100 |
commit | 8a7f8f3e2cdb71b5e67e15ffdd3ad8679ebfb2fc (patch) | |
tree | 6efcffc442da9524e3e727a2fe733b801dbdd323 /src/core/hle/svc.cpp | |
parent | svc: Change SignalProcessWideKey to a stub. (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/svc.cpp | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp index 4323c1a29..fdd90196b 100644 --- a/src/core/hle/svc.cpp +++ b/src/core/hle/svc.cpp @@ -10,6 +10,7 @@ #include "core/hle/kernel/client_session.h" #include "core/hle/kernel/handle_table.h" #include "core/hle/kernel/process.h" +#include "core/hle/kernel/resource_limit.h" #include "core/hle/kernel/sync_object.h" #include "core/hle/kernel/thread.h" #include "core/hle/lock.h" @@ -155,6 +156,34 @@ static ResultCode GetThreadPriority(s32* priority, Kernel::Handle handle) { return RESULT_SUCCESS; } +/// Sets the priority for the specified thread +static ResultCode SetThreadPriority(Handle handle, u32 priority) { + if (priority > THREADPRIO_LOWEST) { + return Kernel::ERR_OUT_OF_RANGE; + } + + SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle); + if (!thread) + return Kernel::ERR_INVALID_HANDLE; + + // Note: The kernel uses the current process's resource limit instead of + // the one from the thread owner's resource limit. + SharedPtr<Kernel::ResourceLimit>& resource_limit = Kernel::g_current_process->resource_limit; + if (resource_limit->GetMaxResourceValue(Kernel::ResourceTypes::PRIORITY) > priority) { + return Kernel::ERR_NOT_AUTHORIZED; + } + + thread->SetPriority(priority); + thread->UpdatePriority(); + + // Update the mutexes that this thread is waiting for + for (auto& mutex : thread->pending_mutexes) + mutex->UpdatePriority(); + + Core::System::GetInstance().PrepareReschedule(); + return RESULT_SUCCESS; +} + /// Query process memory static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* /*page_info*/, Kernel::Handle process_handle, u64 addr) { @@ -257,7 +286,7 @@ static const FunctionDef SVC_Table[] = { {0x0A, nullptr, "svcExitThread"}, {0x0B, HLE::Wrap<SleepThread>, "svcSleepThread"}, {0x0C, HLE::Wrap<GetThreadPriority>, "svcGetThreadPriority"}, - {0x0D, nullptr, "svcSetThreadPriority"}, + {0x0D, HLE::Wrap<SetThreadPriority>, "svcSetThreadPriority"}, {0x0E, nullptr, "svcGetThreadCoreMask"}, {0x0F, nullptr, "svcSetThreadCoreMask"}, {0x10, nullptr, "svcGetCurrentProcessorNumber"}, |