include/sys/critsec.h File Reference

Interface: kernel level critical sections. More...

#include <config.h>
#include <atomic.h>

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Defines
#define	__sys_critsec_h__
#define	INITIALIZE_KERNEL_CRITICAL_SECTION()   kernel_critsec_count=0
#define	ENTER_KERNEL_CRITICAL_SECTION()   atomic_inc(&kernel_critsec_count)
#define	LEAVE_KERNEL_CRITICAL_SECTION()   atomic_dec(&kernel_critsec_count)
#define	DESTROY_KERNEL_CRITICAL_SECTION()
Variables
atomic_t	kernel_critsec_count
	critical section counter for kernel/task manager

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Detailed Description

Interface: kernel level critical sections.

Author:

Joseph A. Woolley <jawoolley@users.sourceforge.net>

Defines types and functions used for kernel level critical sections.

Definition in file critsec.h.

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Define Documentation

#define __sys_critsec_h__

Definition at line 29 of file critsec.h.

#define DESTROY_KERNEL_CRITICAL_SECTION (   )

Definition at line 43 of file critsec.h.

#define ENTER_KERNEL_CRITICAL_SECTION (   )     atomic_inc(&kernel_critsec_count)

Definition at line 41 of file critsec.h.

#define INITIALIZE_KERNEL_CRITICAL_SECTION (   )     kernel_critsec_count=0

Definition at line 40 of file critsec.h.

#define LEAVE_KERNEL_CRITICAL_SECTION (   )     atomic_dec(&kernel_critsec_count)

Definition at line 42 of file critsec.h.

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Variable Documentation

atomic_t kernel_critsec_count

critical section counter for kernel/task manager when the critical section counter is Zero, task swapping is allowed. when greater than zero, task swapping is not allowed. Definition at line 39 of file critsec.h.

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brickOS is released under the Mozilla Public License. Original code copyright 1998-2002 by the authors.

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