x86: Reduce per cpu warning boot up messages

Reduce warning message output to one line only instead of per
cpu.

Signed-of-by: Mike Travis <[email protected]>
Cc: Rusty Russell <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Brian Gerst <[email protected]>
Cc: [email protected]
Signed-off-by: Ingo Molnar <[email protected]>

diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index c9b3522b6b46bd120fdb296906b035bcfa0c9ec6..4e8cb4ee9fcb60973355adb0703a43bc2ff3bae2 100644 (file)
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -600,7 +600,7 @@ void __cpuinit select_idle_routine(const struct cpuinfo_x86 *c)
 {
 #ifdef CONFIG_SMP
        if (pm_idle == poll_idle && smp_num_siblings > 1) {
-               printk(KERN_WARNING "WARNING: polling idle and HT enabled,"
+               printk_once(KERN_WARNING "WARNING: polling idle and HT enabled,"
                        " performance may degrade.\n");
        }
 #endif