Commit-ID:  03dd604e1d515ca1ab02aaae12162e0a077858e9
Gitweb:     https://git.kernel.org/tip/03dd604e1d515ca1ab02aaae12162e0a077858e9
Author:     Borislav Petkov <b...@suse.de>
AuthorDate: Mon, 11 Dec 2017 12:54:44 +0100
Committer:  Ingo Molnar <mi...@kernel.org>
CommitDate: Mon, 11 Dec 2017 14:47:16 +0100

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 <b...@suse.de>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Link: http://lkml.kernel.org/r/20171211115444.26577-1...@alien8.de
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
 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 aa85690..f58a497 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];
 

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