release/src-rt-6.x.4708/linux/linux-2.6.36/tools/perf/util/debugfs.h

   1 #ifndef __DEBUGFS_H__
   2 #define __DEBUGFS_H__
   3
   4 #include <sys/mount.h>
   5
   6 #ifndef MAX_PATH
   7 # define MAX_PATH 256
   8 #endif
   9
  10 #ifndef STR
  11 # define _STR(x) #x
  12 # define STR(x) _STR(x)
  13 #endif
  14
  15 extern const char *debugfs_find_mountpoint(void);
  16 extern int debugfs_valid_mountpoint(const char *debugfs);
  17 extern int debugfs_valid_entry(const char *path);
  18 extern char *debugfs_mount(const char *mountpoint);
  19 extern int debugfs_umount(void);
  20 extern int debugfs_write(const char *entry, const char *value);
  21 extern int debugfs_read(const char *entry, char *buffer, size_t size);
  22 extern void debugfs_force_cleanup(void);
  23 extern int debugfs_make_path(const char *element, char *buffer, int size);
  24
  25 #endif /* __DEBUGFS_H__ */