fs/proc/base.c: slightly faster /proc/*/limits

Header of /proc/*/limits is a fixed string, so print it directly without
formatting specifiers.

Link: http://lkml.kernel.org/r/20181203164242.GB6904@avx2Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com>
Reviewed-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

fs/proc/base.c

@@ -581,8 +581,10 @@ static int proc_pid_limits(struct seq_file *m, struct pid_namespace *ns,
 	/*
 	 * print the file header
 	 */
-       seq_printf(m, "%-25s %-20s %-20s %-10s\n",
-		  "Limit", "Soft Limit", "Hard Limit", "Units");
+	seq_puts(m, "Limit                     "
+		"Soft Limit           "
+		"Hard Limit           "
+		"Units     \n");
 
 	for (i = 0; i < RLIM_NLIMITS; i++) {
 		if (rlim[i].rlim_cur == RLIM_INFINITY)