[linux-2.6-block.git] / include / linux / xarray.h

/* SPDX-License-Identifier: GPL-2.0+ */
#ifndef _LINUX_XARRAY_H
#define _LINUX_XARRAY_H
/*
 * eXtensible Arrays
 * Copyright (c) 2017 Microsoft Corporation
 * Author: Matthew Wilcox <mawilcox@microsoft.com>
 */

#include <linux/spinlock.h>

#define xa_trylock(xa)		spin_trylock(&(xa)->xa_lock)
#define xa_lock(xa)		spin_lock(&(xa)->xa_lock)
#define xa_unlock(xa)		spin_unlock(&(xa)->xa_lock)
#define xa_lock_bh(xa)		spin_lock_bh(&(xa)->xa_lock)
#define xa_unlock_bh(xa)	spin_unlock_bh(&(xa)->xa_lock)
#define xa_lock_irq(xa)		spin_lock_irq(&(xa)->xa_lock)
#define xa_unlock_irq(xa)	spin_unlock_irq(&(xa)->xa_lock)
#define xa_lock_irqsave(xa, flags) \
				spin_lock_irqsave(&(xa)->xa_lock, flags)
#define xa_unlock_irqrestore(xa, flags) \
				spin_unlock_irqrestore(&(xa)->xa_lock, flags)

#endif /* _LINUX_XARRAY_H */
Commit	Line	Data
f6bb2a2c MW	1	/* SPDX-License-Identifier: GPL-2.0+ */
	2	#ifndef _LINUX_XARRAY_H
	3	#define _LINUX_XARRAY_H
	4	/*
	5	* eXtensible Arrays
	6	* Copyright (c) 2017 Microsoft Corporation
	7	* Author: Matthew Wilcox <mawilcox@microsoft.com>
	8	*/
	9
	10	#include <linux/spinlock.h>
	11
	12	#define xa_trylock(xa) spin_trylock(&(xa)->xa_lock)
	13	#define xa_lock(xa) spin_lock(&(xa)->xa_lock)
	14	#define xa_unlock(xa) spin_unlock(&(xa)->xa_lock)
	15	#define xa_lock_bh(xa) spin_lock_bh(&(xa)->xa_lock)
	16	#define xa_unlock_bh(xa) spin_unlock_bh(&(xa)->xa_lock)
	17	#define xa_lock_irq(xa) spin_lock_irq(&(xa)->xa_lock)
	18	#define xa_unlock_irq(xa) spin_unlock_irq(&(xa)->xa_lock)
	19	#define xa_lock_irqsave(xa, flags) \
	20	spin_lock_irqsave(&(xa)->xa_lock, flags)
	21	#define xa_unlock_irqrestore(xa, flags) \
	22	spin_unlock_irqrestore(&(xa)->xa_lock, flags)
	23
	24	#endif /* _LINUX_XARRAY_H */