tomoyo: Use sensible time interface

There is no point in calling gettimeofday if only the seconds part of
the timespec is used. Use get_seconds() instead. It's not only the
proper interface it's also faster.

Signed-off-by: Thomas Gleixner <[e-mail]>
Acked-by: Tetsuo Handa <[e-mail]>
Cc: John Stultz <[e-mail]>
Cc: Peter Zijlstra <[e-mail]>
Cc: Kentaro Takeda <[e-mail]>
Cc: [e-mail]
Link: http://lkml.kernel.org/r/[e-mail]

security/tomoyo/audit.c

···
 	u8 i;
 	if (!buffer)
 		return NULL;
-	{
-		struct timeval tv;
-		do_gettimeofday(&tv);
-		tomoyo_convert_time(tv.tv_sec, &stamp);
-	}
+
+	tomoyo_convert_time(get_seconds(), &stamp);
+
 	pos = snprintf(buffer, tomoyo_buffer_len - 1,
 		       "#%04u/%02u/%02u %02u:%02u:%02u# profile=%u mode=%s "
 		       "granted=%s (global-pid=%u) task={ pid=%u ppid=%u "

security/tomoyo/common.c

···
  */
 void tomoyo_update_stat(const u8 index)
 {
-	struct timeval tv;
-	do_gettimeofday(&tv);
 	/*
 	 * I don't use atomic operations because race condition is not fatal.
 	 */
 	tomoyo_stat_updated[index]++;
-	tomoyo_stat_modified[index] = tv.tv_sec;
+	tomoyo_stat_modified[index] = get_seconds();
 }
 
 /**