zfs/include/linux-callb.h

46 lines
954 B
C

#ifndef _SYS_LINUX_CALLB_H
#define _SYS_LINUX_CALLB_H
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/linux-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 /* _SYS_LINUX_CALLB_H */