Clean up printk_time by making it a separate function.
Signed-off-by: Mike Travis <travis@xxxxxxx>
---
kernel/printk.c | 38 +++++++++++++++++++++-----------------
1 file changed, 21 insertions(+), 17 deletions(-)
--- linux.orig/kernel/printk.c
+++ linux/kernel/printk.c
@@ -726,6 +726,24 @@ static inline void printk_delay(void)
}
}
+/* Follow the token with the time */
+static inline int printk_emit_time(void)
+{
+ char tbuf[50], *tp;
+ unsigned tlen;
+ unsigned long long t;
+ unsigned long microsec_rem;
+
+ t = cpu_clock(printk_cpu);
+ microsec_rem = do_div(t, 1000000000) / 1000;
+ tlen = sprintf(tbuf, "[%5lu.%06lu] ", (unsigned long)t, microsec_rem);
+
+ for (tp = tbuf; tp < tbuf + tlen; tp++)
+ emit_log_char(*tp);
+
+ return tlen;
+}
+
asmlinkage int vprintk(const char *fmt, va_list args)
{
int printed_len = 0;
@@ -810,23 +828,9 @@ asmlinkage int vprintk(const char *fmt,
printed_len += 3;
new_text_line = 0;
- if (printk_time) {
- /* Follow the token with the time */
- char tbuf[50], *tp;
- unsigned tlen;
- unsigned long long t;
- unsigned long nanosec_rem;
-
- t = cpu_clock(printk_cpu);
- nanosec_rem = do_div(t, 1000000000);
- tlen = sprintf(tbuf, "[%5lu.%06lu] ",
- (unsigned long) t,
- nanosec_rem / 1000);
-
- for (tp = tbuf; tp < tbuf + tlen; tp++)
- emit_log_char(*tp);
- printed_len += tlen;
- }
+ /* add time if requested */
+ if (printk_time)
+ printed_len += printk_emit_time();
if (!*p)
break;
--
--
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