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printk: remove the now unnecessary "C" annotation for KERN_CONT

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Now that all KERN_<LEVEL> uses are prefixed with ASCII SOH, there is no
need for a KERN_CONT.  Keep it backward compatible by adding #define
KERN_CONT ""

Reduces kernel image size a thousand bytes.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2012-07-30 14:40:21 -07:00 • committed by Linus Torvalds
commit 61e99ab8e3
2 changed files with 1 additions and 3 deletions
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2
include/linux/kern_levels.h
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@ -20,6 +20,6 @@
* line that had no enclosing \n). Only to be used by core/arch code * line that had no enclosing \n). Only to be used by core/arch code
* during early bootup (a continued line is not SMP-safe otherwise). * during early bootup (a continued line is not SMP-safe otherwise).
*/ */
#define KERN_CONT KERN_SOH "c" #define KERN_CONT ""
#endif #endif

2
include/linux/printk.h
View file

@ -13,7 +13,6 @@ static inline int printk_get_level(const char *buffer)
switch (buffer[1]) { switch (buffer[1]) {
case '0' ... '7': case '0' ... '7':
case 'd': /* KERN_DEFAULT */ case 'd': /* KERN_DEFAULT */
case 'c': /* KERN_CONT */
return buffer[1]; return buffer[1];
} }
} }
@ -26,7 +25,6 @@ static inline const char *printk_skip_level(const char *buffer)
switch (buffer[1]) { switch (buffer[1]) {
case '0' ... '7': case '0' ... '7':
case 'd': /* KERN_DEFAULT */ case 'd': /* KERN_DEFAULT */
case 'c': /* KERN_CONT */
return buffer + 2; return buffer + 2;
} }
} }