From 03dd604e1d515ca1ab02aaae12162e0a077858e9 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Mon, 11 Dec 2017 12:54:44 +0100 Subject: [PATCH] x86/apic: Remove local var in flat_send_IPI_allbutself() No code changed: # arch/x86/kernel/apic/apic_flat_64.o: text data bss dec hex filename 1838 624 0 2462 99e apic_flat_64.o.before 1838 624 0 2462 99e apic_flat_64.o.after md5: aa2ae687d94bc4534f86ae6865dabd6a apic_flat_64.o.before.asm 42148da76ba8f9a236c33f8803bd2a6b apic_flat_64.o.after.asm md5 sum is different due to asm output offsets changing. Signed-off-by: Borislav Petkov Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Link: http://lkml.kernel.org/r/20171211115444.26577-1-bp@alien8.de Signed-off-by: Ingo Molnar --- arch/x86/kernel/apic/apic_flat_64.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c index aa85690e9b64..f58a49769bc6 100644 --- a/arch/x86/kernel/apic/apic_flat_64.c +++ b/arch/x86/kernel/apic/apic_flat_64.c @@ -84,12 +84,8 @@ flat_send_IPI_mask_allbutself(const struct cpumask *cpumask, int vector) static void flat_send_IPI_allbutself(int vector) { int cpu = smp_processor_id(); -#ifdef CONFIG_HOTPLUG_CPU - int hotplug = 1; -#else - int hotplug = 0; -#endif - if (hotplug || vector == NMI_VECTOR) { + + if (IS_ENABLED(CONFIG_HOTPLUG_CPU) || vector == NMI_VECTOR) { if (!cpumask_equal(cpu_online_mask, cpumask_of(cpu))) { unsigned long mask = cpumask_bits(cpu_online_mask)[0]; -- 2.45.2