Cregit: Linux 6.13: refcount

Contributors: 5
Author	Tokens	Token Proportion	Commits	Commit Proportion
Peter Zijlstra	10	41.67%	1	20.00%
Kent Overstreet	10	41.67%	1	20.00%
Ingo Molnar	2	8.33%	1	20.00%
Greg Kroah-Hartman	1	4.17%	1	20.00%
Mauro Carvalho Chehab	1	4.17%	1	20.00%
Total	24		5

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_REFCOUNT_TYPES_H
#define _LINUX_REFCOUNT_TYPES_H

#include <linux/types.h>

/**
 * typedef refcount_t - variant of atomic_t specialized for reference counts
 * @refs: atomic_t counter field
 *
 * The counter saturates at REFCOUNT_SATURATED and will not move once
 * there. This avoids wrapping the counter and causing 'spurious'
 * use-after-free bugs.
 */
typedef struct refcount_struct {
	atomic_t refs;
} refcount_t;

#endif /* _LINUX_REFCOUNT_TYPES_H */

refcount_types.h