[lttv.git] / usertrace / lttng_usertrace.h


/* LTTng user-space tracing header
 *
 * Copyright 2006 Mathieu Desnoyers
 *
 */

#ifndef _LTTNG_USERTRACE_H
#define _LTTNG_USERTRACE_H

#include <errno.h>
#include <syscall.h>

//Put in asm-i486/unistd.h
#define __NR_ltt_update	294
#define __NR_ltt_switch	295

#undef NR_syscalls
#define NR_syscalls 296

#ifndef _LIBC
// Put in bits/syscall.h
#define SYS_ltt_update	__NR_ltt_update
#define SYS_ltt_switch	__NR_ltt_switch
#endif

void __lttng_sig_trace_handler(int signo);

/* Call this at the beginning of a new thread, except for the main() */
void lttng_thread_init(void);

static inline _syscall1(int, ltt_switch, unsigned long, addr)
static inline _syscall3(int, ltt_update, unsigned long, addr, int *, active, int *, filter)

#endif //_LTTNG_USERTRACE_H
Commit	Line	Data
b8b00688	1
	2	/* LTTng user-space tracing header
	3	*
	4	* Copyright 2006 Mathieu Desnoyers
	5	*
	6	*/
	7
	8	#ifndef _LTTNG_USERTRACE_H
	9	#define _LTTNG_USERTRACE_H
	10
	11	#include <errno.h>
	12	#include <syscall.h>
	13
	14	//Put in asm-i486/unistd.h
	15	#define __NR_ltt_update 294
	16	#define __NR_ltt_switch 295
	17
	18	#undef NR_syscalls
	19	#define NR_syscalls 296
	20
	21	#ifndef _LIBC
	22	// Put in bits/syscall.h
	23	#define SYS_ltt_update __NR_ltt_update
	24	#define SYS_ltt_switch __NR_ltt_switch
	25	#endif
	26
	27	void __lttng_sig_trace_handler(int signo);
	28
1a1e2a8c	29	/* Call this at the beginning of a new thread, except for the main() */
	30	void lttng_thread_init(void);
	31
92f441a7	32	static inline _syscall1(int, ltt_switch, unsigned long, addr)
b8b00688	33	static inline _syscall3(int, ltt_update, unsigned long, addr, int , active, int , filter)
	34
	35	#endif //_LTTNG_USERTRACE_H