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

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 <[email protected]> Cc: Kay Sievers <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
mrwenhui · Jul 31, 2012 · 61e99ab · 61e99ab
1 parent 088a52a
commit 61e99ab
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Showing 2 changed files with 1 addition and 3 deletions.
diff --git a/include/linux/kern_levels.h b/include/linux/kern_levels.h
@@ -20,6 +20,6 @@
  * 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).
  */
-#define KERN_CONT	KERN_SOH "c"
+#define KERN_CONT	""
 
 #endif
diff --git a/include/linux/printk.h b/include/linux/printk.h
@@ -13,7 +13,6 @@ static inline int printk_get_level(const char *buffer)
 		switch (buffer[1]) {
 		case '0' ... '7':
 		case 'd':	/* KERN_DEFAULT */
-		case 'c':	/* KERN_CONT */
 			return buffer[1];
 		}
 	}
@@ -26,7 +25,6 @@ static inline const char *printk_skip_level(const char *buffer)
 		switch (buffer[1]) {
 		case '0' ... '7':
 		case 'd':	/* KERN_DEFAULT */
-		case 'c':	/* KERN_CONT */
 			return buffer + 2;
 		}
 	}