1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index c39576cb3018..525514cf33c3 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -19,6 +19,7 @@
 
 static int __init no_halt(char *s)
 {
+        WARN_ONCE(1, "\"no-hlt\" is deprecated, please use \"idle=poll\"\n");
         boot_cpu_data.hlt_works_ok = 0;
         return 1;
 }