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serenity/Kernel/FileSystem/SysFS/Subsystems/Devices/Storage/DeviceDirectory.h
Liav A b02ee664e7 Kernel: Get rid of *LockRefPtr in the SysFS filesystem code
To do this we also need to get rid of LockRefPtrs in the USB code as
well.
Most of the SysFS nodes are statically generated during boot and are not
mutated afterwards.

The same goes for general device code - once we generate the appropriate
SysFS nodes, we almost never mutate the node pointers afterwards, making
locking unnecessary.
2023-04-14 19:24:54 +02:00

30 lines
887 B
C++

/*
* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <Kernel/FileSystem/SysFS/Component.h>
#include <Kernel/KString.h>
#include <Kernel/Storage/StorageDevice.h>
namespace Kernel {
class StorageDeviceAttributeSysFSComponent;
class StorageDeviceSysFSDirectory final : public SysFSDirectory {
public:
static NonnullRefPtr<StorageDeviceSysFSDirectory> create(SysFSDirectory const&, StorageDevice const&);
virtual StringView name() const override { return m_device_directory_name->view(); }
StorageDevice const& device(Badge<StorageDeviceAttributeSysFSComponent>) const;
private:
StorageDeviceSysFSDirectory(NonnullOwnPtr<KString> device_directory_name, SysFSDirectory const&, StorageDevice const&);
RefPtr<StorageDevice> m_device;
NonnullOwnPtr<KString> m_device_directory_name;
};
}