LU-14428 libcfs: discard cfs_trace_copyin_string()

[fs/lustre-release.git] / libcfs / include / libcfs / libcfs_debug.h

diff --git a/libcfs/include/libcfs/libcfs_debug.h b/libcfs/include/libcfs/libcfs_debug.h
index a167cf3..119e450 100644 (file)
--- a/libcfs/include/libcfs/libcfs_debug.h
+++ b/libcfs/include/libcfs/libcfs_debug.h
@@ -38,7 +38,6 @@
 #ifndef __LIBCFS_DEBUG_H__
 #define __LIBCFS_DEBUG_H__
 
-#include <stdarg.h>
 #include <linux/limits.h>
 #include <uapi/linux/lnet/libcfs_debug.h>
 
@@ -49,16 +48,19 @@ extern unsigned int libcfs_subsystem_debug;
 extern unsigned int libcfs_stack;
 extern unsigned int libcfs_debug;
 extern unsigned int libcfs_printk;
-extern unsigned int libcfs_console_ratelimit;
 extern unsigned int libcfs_watchdog_ratelimit;
+extern unsigned int libcfs_console_ratelimit;
 extern unsigned int libcfs_console_max_delay;
 extern unsigned int libcfs_console_min_delay;
 extern unsigned int libcfs_console_backoff;
 extern unsigned int libcfs_debug_binary;
 extern char libcfs_debug_file_path_arr[PATH_MAX];
 
+struct task_struct;
+
 int libcfs_debug_mask2str(char *str, int size, int mask, int is_subsys);
 int libcfs_debug_str2mask(int *mask, const char *str, int is_subsys);
+void libcfs_debug_dumpstack(struct task_struct *tsk);
 
 /* Has there been an LBUG? */
 extern unsigned int libcfs_catastrophe;
@@ -284,22 +286,16 @@ do {                                                                      \
        return;                                                         \
 } while (0)
 
-extern int libcfs_debug_msg(struct libcfs_debug_msg_data *msgdata,
-                            const char *format1, ...)
-        __attribute__ ((format (printf, 2, 3)));
-
-extern int libcfs_debug_vmsg2(struct libcfs_debug_msg_data *msgdata,
-                              const char *format1,
-                              va_list args, const char *format2, ...)
-        __attribute__ ((format (printf, 4, 5)));
+int libcfs_debug_msg(struct libcfs_debug_msg_data *msgdata,
+                    const char *format1, ...)
+       __printf(2, 3);
 
 /* other external symbols that tracefile provides: */
-extern int cfs_trace_copyin_string(char *knl_buffer, int knl_buffer_nob,
-                                  const char __user *usr_buffer,
-                                  int usr_buffer_nob);
-extern int cfs_trace_copyout_string(char __user *usr_buffer, int usr_buffer_nob,
-                                   const char *knl_buffer, char *append);
+int cfs_trace_copyout_string(char __user *usr_buffer, int usr_buffer_nob,
+                            const char *knl_buffer, char *append);
 
 #define LIBCFS_DEBUG_FILE_PATH_DEFAULT "/tmp/lustre-log"
 
+void cfs_debug_init(void);
+
 #endif /* __LIBCFS_DEBUG_H__ */