x86: consistent about warm_reset_vector for UN_NON_UNIQUE_APIC

Impact: cleanup

didn't set it for UV_NON_UNIQUE_APIC, so don't restore it

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <49D6A6B9.6060501@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index bddf2ccaf3257b08b98602f5d3e32a70233dcea2..bf8ad6344b18e59daa044c35c9b6d0ea342c0b52 100644 (file)
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -822,10 +822,12 @@ do_rest:
        /* mark "stuck" area as not stuck */
        *((volatile unsigned long *)trampoline_base) = 0;
 
-       /*
-        * Cleanup possible dangling ends...
-        */
-       smpboot_restore_warm_reset_vector();
+       if (get_uv_system_type() != UV_NON_UNIQUE_APIC) {
+               /*
+                * Cleanup possible dangling ends...
+                */
+               smpboot_restore_warm_reset_vector();
+       }
 
        return boot_error;
 }