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-rw-r--r--kernel/printk.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/printk.c b/kernel/printk.c
index a967605bc2e3..4b8f0f9230a4 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -488,6 +488,11 @@ static int __init printk_time_setup(char *str)
__setup("time", printk_time_setup);
+__attribute__((weak)) unsigned long long printk_clock(void)
+{
+ return sched_clock();
+}
+
/*
* This is printk. It can be called from any context. We want it to work.
*
@@ -565,7 +570,7 @@ asmlinkage int vprintk(const char *fmt, va_list args)
loglev_char = default_message_loglevel
+ '0';
}
- t = sched_clock();
+ t = printk_clock();
nanosec_rem = do_div(t, 1000000000);
tlen = sprintf(tbuf,
"<%c>[%5lu.%06lu] ",