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printk: add stub for prepend_timestamp() 

Add a stub for prepend_timestamp() when CONFIG_PRINTK is not
enabled.  Fixes this build error:

kernel/printk.c:1770:3: error: implicit declaration of function 'prepend_timestamp'

Cc: Kay Sievers <kay@vrfy.org>
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Randy Dunlap 2012-05-11 16:36:07 -07:00 committed by Greg Kroah-Hartman
parent 42d1149f75
commit 1fce677971
1 changed files with 4 additions and 0 deletions
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4
kernel/printk.c
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@ -1439,6 +1439,10 @@ static struct log *log_from_idx(u32 idx) { return NULL; }
static u32 log_next(u32 idx) { return 0; }
static char *log_text(const struct log *msg) { return NULL; }
static void call_console_drivers(int level, const char *text, size_t len) {}
static size_t prepend_timestamp(unsigned long long t, char *buf)
{
return 0;
}
#endif /* CONFIG_PRINTK */