linux-stable/fs/ubifs/misc.c
Joe Perches 3e7f2c5104 ubifs: Add logging functions for ubifs_msg, ubifs_err and ubifs_warn
The existing logging macros are fairly large and converting the
macros to functions make the object code smaller.

Use %pV and __builtin_return_address(0) as appropriate.

$ size fs/ubifs/built-in.o*
   text	   data	    bss	    dec	    hex	filename
 575831	 309688	 161312	1046831	  ff92f	fs/ubifs/built-in.o.allyesconfig.new
 622457	 312872	 161120	1096449	 10bb01	fs/ubifs/built-in.o.allyesconfig.old
 223785	    640	    644	 225069	  36f2d	fs/ubifs/built-in.o.defconfig.new
 251873	    640	    644	 253157	  3dce5	fs/ubifs/built-in.o.defconfig.old

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
2016-03-20 21:36:05 +01:00

57 lines
1.1 KiB
C

#include <linux/kernel.h>
#include "ubifs.h"
/* Normal UBIFS messages */
void ubifs_msg(const struct ubifs_info *c, const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_notice("UBIFS (ubi%d:%d): %pV\n",
c->vi.ubi_num, c->vi.vol_id, &vaf);
va_end(args);
} \
/* UBIFS error messages */
void ubifs_err(const struct ubifs_info *c, const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_err("UBIFS error (ubi%d:%d pid %d): %ps: %pV\n",
c->vi.ubi_num, c->vi.vol_id, current->pid,
__builtin_return_address(0),
&vaf);
va_end(args);
} \
/* UBIFS warning messages */
void ubifs_warn(const struct ubifs_info *c, const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
pr_warn("UBIFS warning (ubi%d:%d pid %d): %ps: %pV\n",
c->vi.ubi_num, c->vi.vol_id, current->pid,
__builtin_return_address(0),
&vaf);
va_end(args);
}