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Kernel: Move ScopedCritical + SmapDisabler CPP files into x86 common

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James Mintram 2021-10-16 22:41:09 +01:00 • committed by Brian Gianforcaro
parent 418d69c0ad
commit e35222a76e
3 changed files with 2 additions and 2 deletions
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51
Kernel/Arch/x86/common/ScopedCritical.cpp Normal file
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@ -0,0 +1,51 @@
/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Arch/ScopedCritical.h>
#include <Kernel/Arch/Processor.h>
namespace Kernel {
ScopedCritical::ScopedCritical()
{
enter();
}
ScopedCritical::~ScopedCritical()
{
if (m_valid)
leave();
}
ScopedCritical::ScopedCritical(ScopedCritical&& from)
: m_valid(exchange(from.m_valid, false))
{
}
ScopedCritical& ScopedCritical::operator=(ScopedCritical&& from)
{
if (&from != this) {
m_valid = exchange(from.m_valid, false);
}
return *this;
}
void ScopedCritical::leave()
{
VERIFY(m_valid);
m_valid = false;
Processor::leave_critical();
}
void ScopedCritical::enter()
{
VERIFY(!m_valid);
m_valid = true;
Processor::enter_critical();
}
}