x86 kdump: create kdump_nmi_shootdown_cpus()

Impact: cleanup

For the kdump-specific code that was living on nmi_shootdown_cpus().

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 9 insertions, 2 deletions

diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
index ed2f0f9dc89..75c468cc7e5 100644
--- a/arch/x86/kernel/crash.c
+++ b/arch/x86/kernel/crash.c
@@ -122,10 +122,17 @@ static void nmi_shootdown_cpus(void)
         }
 
         /* Leave the nmi callback set */
+}
+
+static void kdump_nmi_shootdown_cpus(void)
+{
+        nmi_shootdown_cpus();
+
         disable_local_APIC();
 }
+
 #else
-static void nmi_shootdown_cpus(void)
+static void kdump_nmi_shootdown_cpus(void)
 {
         /* There are no cpus to shootdown */
 }
@@ -144,7 +151,7 @@ void native_machine_crash_shutdown(struct pt_regs *regs)
         /* The kernel is broken so disable interrupts */
         local_irq_disable();
 
-        nmi_shootdown_cpus();
+        kdump_nmi_shootdown_cpus();
         lapic_shutdown();
 #if defined(CONFIG_X86_IO_APIC)
         disable_IO_APIC();