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Implement kernel push lock infrastructure
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This commit is contained in:
Aiken Harris
2026-06-29 18:25:40 +02:00
parent 9ef8c569d5
commit 84d35e3c97
5 changed files with 1041 additions and 1 deletions
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42
xtoskrnl/includes/ke/pushlock.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/ke/pushlock.hh
* DESCRIPTION: XT Kernel Push Lock support
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_KE_PUSHLOCK_HH
#define __XTOSKRNL_KE_PUSHLOCK_HH
#include <xtos.hh>
/* Kernel Library */
namespace KE
{
class PushLock
{
public:
STATIC XTFASTCALL VOID AcquireExclusivePushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID AcquireSharedPushLock(PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID AcquireWaitExclusivePushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID AcquireWaitSharedPushLock(IN OUT PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID ReleaseExclusivePushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID ReleasePushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID ReleaseSharedPushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID ReleaseWaitExclusivePushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID ReleaseWaitSharedPushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID ReleaseWaitPushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL BOOLEAN TryAcquireExclusivePushLock(PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID TryWakePushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID WaitOnPushLock(IN PKPUSH_LOCK PushLock);
STATIC XTFASTCALL VOID WakePushLockWaiters(IN PKPUSH_LOCK PushLock, IN KPUSH_LOCK OldState);
private:
STATIC XTINLINE VOID OptimizePushLockList(IN PKPUSH_LOCK PushLock, IN KPUSH_LOCK OldValue);
STATIC XTINLINE XTFASTCALL VOID SpinPushLock(IN PKPUSH_LOCK_WAIT_BLOCK WaitBlock);
};
}
#endif /* __XTOSKRNL_KE_PUSHLOCK_HH */