Commit 7de4e744 authored Apr 17, 2015 by Joe Perches Committed by Thomas Gleixner Apr 22, 2015

timer_list: Reduce SEQ_printf footprint



This macro can be converted to a static function to reduce
object size.

(x86-64 defconfig)
$ size kernel/time/timer_list.o*
   text	   data	    bss	    dec	    hex	filename
   6583	      8	      0	   6591	   19bf	kernel/time/timer_list.o.old
   4647	      8	      0	   4655	   122f	kernel/time/timer_list.o.new

Signed-off-by: Joe Perches <joe@perches.com>
Cc: John Stultz <john.stultz@linaro.org>
Link: http://lkml.kernel.org/r/1429295958.2850.104.camel@perches.com


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent 646da631

kernel/time/timer_list.c

+14 −7

Original line number	Diff line number	Diff line
		@@ -35,13 +35,20 @@ DECLARE_PER_CPU(struct hrtimer_cpu_base, hrtimer_bases);
		* This allows printing both to /proc/timer_list and
		* to the console (on SysRq-Q):
		*/
		#define SEQ_printf(m, x...) \
		do { \
		if (m) \
		seq_printf(m, x); \
		else \
		printk(x); \
		} while (0)
		__printf(2, 3)
		static void SEQ_printf(struct seq_file m, const char fmt, ...)
		{
		va_list args;

		va_start(args, fmt);

		if (m)
		seq_vprintf(m, fmt, args);
		else
		vprintk(fmt, args);

		va_end(args);
		}

		static void print_name_offset(struct seq_file m, void sym)
		{