linux/tools/perf/util/debugfs.h
Xiao Guangrong 29c52aa230 perf tools: Mount debugfs automatically
Mount debugfs filesystem under '/sys/kernel/debug', if it's not
mounted.

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Clark Williams <williams@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <4B387090.7080407@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-12-28 10:36:36 +01:00

25 lines
702 B
C

#ifndef __DEBUGFS_H__
#define __DEBUGFS_H__
#include <sys/mount.h>
#ifndef MAX_PATH
# define MAX_PATH 256
#endif
#ifndef STR
# define _STR(x) #x
# define STR(x) _STR(x)
#endif
extern const char *debugfs_find_mountpoint(void);
extern int debugfs_valid_mountpoint(const char *debugfs);
extern int debugfs_valid_entry(const char *path);
extern char *debugfs_mount(const char *mountpoint);
extern int debugfs_umount(void);
extern int debugfs_write(const char *entry, const char *value);
extern int debugfs_read(const char *entry, char *buffer, size_t size);
extern void debugfs_force_cleanup(void);
extern int debugfs_make_path(const char *element, char *buffer, int size);
#endif /* __DEBUGFS_H__ */