From: Denis Mukhin <dmukhin@ford.com> 

Simplify the code around notification of how many messages have been
rate-limited.

Not a functional change.

Signed-off-by: Denis Mukhin <dmukhin@ford.com>
---
Changes since v1:
- new patch
---
 xen/drivers/char/console.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/xen/drivers/char/console.c b/xen/drivers/char/console.c
index 536b883d5dcf..a60a7c213555 100644
--- a/xen/drivers/char/console.c
+++ b/xen/drivers/char/console.c
@@ -1318,15 +1318,15 @@ static bool do_printk_ratelimit(unsigned int ratelimit_ms,
         spin_unlock(&ratelimit_lock);
         if ( lost )
         {
-            char lost_str[10];
+            char msg[40];
+
+            snprintf(msg, sizeof(msg),
+                     "printk: %u messages suppressed\n", lost);
 
-            snprintf(lost_str, sizeof(lost_str), "%u", lost);
             /* console_lock may already be acquired by printk(). */
             rspin_lock(&console_lock);
             printk_start_of_line(CONSOLE_PREFIX);
-            __putstr("printk: ");
-            __putstr(lost_str);
-            __putstr(" messages suppressed.\n");
+            __putstr(msg);
             rspin_unlock(&console_lock);
         }
         local_irq_restore(flags);
-- 
2.52.0