Merge pull request #4608 from wwylele/sharedmem-circular
Kernel/SharedMemory: make owner_process a raw pointer
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commit
ad1cfc8d50
2 changed files with 7 additions and 1 deletions
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@ -407,6 +407,12 @@ Kernel::Process::Process(KernelSystem& kernel)
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kernel.memory.RegisterPageTable(&vm_manager.page_table);
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kernel.memory.RegisterPageTable(&vm_manager.page_table);
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}
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}
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Kernel::Process::~Process() {
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Kernel::Process::~Process() {
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// Release all objects this process owns first so that their potential destructor can do clean
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// up with this process before further destruction.
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// TODO(wwylele): explicitly destroy or invalidate objects this process owns (threads, shared
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// memory etc.) even if they are still referenced by other processes.
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handle_table.Clear();
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kernel.memory.UnregisterPageTable(&vm_manager.page_table);
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kernel.memory.UnregisterPageTable(&vm_manager.page_table);
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}
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}
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@ -94,7 +94,7 @@ private:
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/// Permission restrictions applied to other processes mapping the block.
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/// Permission restrictions applied to other processes mapping the block.
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MemoryPermission other_permissions{};
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MemoryPermission other_permissions{};
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/// Process that created this shared memory block.
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/// Process that created this shared memory block.
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SharedPtr<Process> owner_process;
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Process* owner_process;
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/// Address of shared memory block in the owner process if specified.
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/// Address of shared memory block in the owner process if specified.
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VAddr base_address = 0;
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VAddr base_address = 0;
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/// Name of shared memory object.
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/// Name of shared memory object.
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