[mirror_spl.git] / include / sys / callb.h

#ifndef _SPL_CALLB_H
#define _SPL_CALLB_H

#ifdef  __cplusplus
extern "C" {
#endif

#include <linux/module.h>
#include <sys/mutex.h>

#define DEBUG_CALLB

#ifndef DEBUG_CALLB
#define CALLB_CPR_ASSERT(cp)		BUG_ON(!(MUTEX_HELD((cp)->cc_lockp)));
#else
#define CALLB_CPR_ASSERT(cp)
#endif


typedef struct callb_cpr {
        kmutex_t        *cc_lockp;
} callb_cpr_t;

#define CALLB_CPR_INIT(cp, lockp, func, name)   {               \
        (cp)->cc_lockp = lockp;                                 \
}

#define CALLB_CPR_SAFE_BEGIN(cp) {                              \
	CALLB_CPR_ASSERT(cp);					\
}

#define CALLB_CPR_SAFE_END(cp, lockp) {                         \
	CALLB_CPR_ASSERT(cp);					\
}

#define CALLB_CPR_EXIT(cp) {                                    \
        ASSERT(MUTEX_HELD((cp)->cc_lockp));                     \
        mutex_exit((cp)->cc_lockp);                             \
}

#ifdef  __cplusplus
}
#endif

#endif  /* _SPL_CALLB_H */
Commit	Line	Data
09b414e8	1	#ifndef _SPL_CALLB_H
09b414e8	2	#define _SPL_CALLB_H
f1ca4da6	3
	4	#ifdef __cplusplus
	5	extern "C" {
	6	#endif
	7
f1b59d26	8	#include <linux/module.h>
f4b37741	9	#include <sys/mutex.h>
f1ca4da6	10
	11	#define DEBUG_CALLB
	12
	13	#ifndef DEBUG_CALLB
	14	#define CALLB_CPR_ASSERT(cp) BUG_ON(!(MUTEX_HELD((cp)->cc_lockp)));
	15	#else
	16	#define CALLB_CPR_ASSERT(cp)
	17	#endif
	18
	19
	20	typedef struct callb_cpr {
	21	kmutex_t *cc_lockp;
	22	} callb_cpr_t;
	23
	24	#define CALLB_CPR_INIT(cp, lockp, func, name) { \
	25	(cp)->cc_lockp = lockp; \
	26	}
	27
	28	#define CALLB_CPR_SAFE_BEGIN(cp) { \
	29	CALLB_CPR_ASSERT(cp); \
	30	}
	31
	32	#define CALLB_CPR_SAFE_END(cp, lockp) { \
	33	CALLB_CPR_ASSERT(cp); \
	34	}
	35
	36	#define CALLB_CPR_EXIT(cp) { \
	37	ASSERT(MUTEX_HELD((cp)->cc_lockp)); \
	38	mutex_exit((cp)->cc_lockp); \
	39	}
	40
	41	#ifdef __cplusplus
	42	}
	43	#endif
	44
09b414e8	45	#endif /* _SPL_CALLB_H */
f1ca4da6	46