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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2023, Timon Kruiper <timonkruiper@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/InterruptDisabler.h>
#include <Kernel/Memory/MemoryManager.h>
#include <Kernel/Memory/ScopedAddressSpaceSwitcher.h>
namespace Kernel {
ScopedAddressSpaceSwitcher::ScopedAddressSpaceSwitcher(Process& process)
{
VERIFY(Thread::current() != nullptr);
m_previous_page_directory = Memory::PageDirectory::find_current();
Memory::MemoryManager::enter_process_address_space(process);
}
ScopedAddressSpaceSwitcher::~ScopedAddressSpaceSwitcher()
{
InterruptDisabler disabler;
Memory::activate_page_directory(*m_previous_page_directory, Thread::current());
}
}
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