virtio-net: reset virtqueue affinity when doing cpu hotplug

[cascardo/linux.git] / kernel / printk.c

diff --git a/kernel/printk.c b/kernel/printk.c
index 19c0d7b..357f714 100644 (file)
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -870,10 +870,11 @@ static size_t print_time(u64 ts, char *buf)
        if (!printk_time)
                return 0;
 
+       rem_nsec = do_div(ts, 1000000000);
+
        if (!buf)
-               return 15;
+               return snprintf(NULL, 0, "[%5lu.000000] ", (unsigned long)ts);
 
-       rem_nsec = do_div(ts, 1000000000);
        return sprintf(buf, "[%5lu.%06lu] ",
                       (unsigned long)ts, rem_nsec / 1000);
 }