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Merge pull request #4608 from wwylele/sharedmem-circular

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Kernel/SharedMemory: make owner_process a raw pointer
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Weiyi Wang 2019-02-25 10:32:45 -05:00 committed by GitHub
commit ad1cfc8d50
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2 changed files with 7 additions and 1 deletions
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6
src/core/hle/kernel/process.cpp
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@ -407,6 +407,12 @@ Kernel::Process::Process(KernelSystem& kernel)
kernel.memory.RegisterPageTable(&vm_manager.page_table); kernel.memory.RegisterPageTable(&vm_manager.page_table);
} }
Kernel::Process::~Process() { Kernel::Process::~Process() {
// Release all objects this process owns first so that their potential destructor can do clean
// up with this process before further destruction.
// TODO(wwylele): explicitly destroy or invalidate objects this process owns (threads, shared
// memory etc.) even if they are still referenced by other processes.
handle_table.Clear();
kernel.memory.UnregisterPageTable(&vm_manager.page_table); kernel.memory.UnregisterPageTable(&vm_manager.page_table);
} }

2
src/core/hle/kernel/shared_memory.h
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@ -94,7 +94,7 @@ private:
/// Permission restrictions applied to other processes mapping the block. /// Permission restrictions applied to other processes mapping the block.
MemoryPermission other_permissions{}; MemoryPermission other_permissions{};
/// Process that created this shared memory block. /// Process that created this shared memory block.
SharedPtr<Process> owner_process; Process* owner_process;
/// Address of shared memory block in the owner process if specified. /// Address of shared memory block in the owner process if specified.
VAddr base_address = 0; VAddr base_address = 0;
/// Name of shared memory object. /// Name of shared memory object.