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fbdev: uninline lock_fb_info() 

Before:

   text    data     bss     dec     hex filename
   3648    2910      32    6590    19be drivers/video/backlight/backlight.o
   3226    2812      32    6070    17b6 drivers/video/backlight/lcd.o
  30990   16688    8480   56158    db5e drivers/video/console/fbcon.o
  15488    8400      24   23912    5d68 drivers/video/fbmem.o

After:

   text    data     bss     dec     hex filename
   3537    2870      32    6439    1927 drivers/video/backlight/backlight.o
   3131    2772      32    5935    172f drivers/video/backlight/lcd.o
  30876   16648    8480   56004    dac4 drivers/video/console/fbcon.o
  15506    8400      24   23930    5d7a drivers/video/fbmem.o

Cc: Andrea Righi <righi.andrea@gmail.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrew Morton 2009-03-31 15:25:19 -07:00 committed by Linus Torvalds
parent 66c1ca0190
commit 6a7f2829b5
2 changed files with 12 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/video/fbmem.c
View File

@ -46,6 +46,17 @@
struct fb_info *registered_fb[FB_MAX] __read_mostly; struct fb_info *registered_fb[FB_MAX] __read_mostly;
int num_registered_fb __read_mostly; int num_registered_fb __read_mostly;
int lock_fb_info(struct fb_info *info)
{
mutex_lock(&info->lock);
if (!info->fbops) {
mutex_unlock(&info->lock);
return 0;
}
return 1;
}
EXPORT_SYMBOL(lock_fb_info);
/* /*
* Helpers * Helpers
*/ */

10
include/linux/fb.h
View File

@ -961,15 +961,7 @@ extern struct fb_info *registered_fb[FB_MAX];
extern int num_registered_fb; extern int num_registered_fb;
extern struct class *fb_class; extern struct class *fb_class;
static inline int lock_fb_info(struct fb_info *info) extern int lock_fb_info(struct fb_info *info);
{
mutex_lock(&info->lock);
if (!info->fbops) {
mutex_unlock(&info->lock);
return 0;
}
return 1;
}
static inline void unlock_fb_info(struct fb_info *info) static inline void unlock_fb_info(struct fb_info *info)
{ {