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core/hle/kernel: Make Mutex a per-process class.

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Makes it an instantiable class like it is in the actual kernel. This
will also allow removing reliance on global accessors in a following
change, now that we can encapsulate a reference to the system instance
in the class.
This commit is contained in:
Lioncash 2019-03-14 00:29:54 -04:00
parent 1ee5f28ab1
commit 423a2ef536
5 changed files with 47 additions and 18 deletions
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9
src/core/hle/kernel/mutex.cpp
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@ -2,7 +2,6 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <map>
#include <utility>
#include <vector>
@ -10,8 +9,10 @@
#include "core/core.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/mutex.h"
#include "core/hle/kernel/object.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/result.h"
#include "core/memory.h"
@ -57,13 +58,17 @@ static void TransferMutexOwnership(VAddr mutex_addr, SharedPtr<Thread> current_t
}
}
ResultCode Mutex::TryAcquire(HandleTable& handle_table, VAddr address, Handle holding_thread_handle,
Mutex::Mutex(Core::System& system) : system{system} {}
Mutex::~Mutex() = default;
ResultCode Mutex::TryAcquire(VAddr address, Handle holding_thread_handle,
Handle requesting_thread_handle) {
// The mutex address must be 4-byte aligned
if ((address % sizeof(u32)) != 0) {
return ERR_INVALID_ADDRESS;
}
const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
SharedPtr<Thread> holding_thread = handle_table.Get<Thread>(holding_thread_handle);
SharedPtr<Thread> requesting_thread = handle_table.Get<Thread>(requesting_thread_handle);