From caa759323c73676b3e48c8d9c86093c88b4aba97 Mon Sep 17 00:00:00 2001
From: Nadav Amit <namit@vmware.com>
Date: Wed, 12 Jun 2019 23:48:05 -0700
Subject: smp: Remove smp_call_function() and on_each_cpu() return values

The return value is fixed. Remove it and amend the callers.

[ tglx: Fixup arm/bL_switcher and powerpc/rtas ]

Signed-off-by: Nadav Amit <namit@vmware.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: https://lkml.kernel.org/r/20190613064813.8102-2-namit@vmware.com
---
 kernel/up.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'kernel/up.c')

diff --git a/kernel/up.c b/kernel/up.c
index 483c9962c999..862b460ab97a 100644
--- a/kernel/up.c
+++ b/kernel/up.c
@@ -35,14 +35,13 @@ int smp_call_function_single_async(int cpu, call_single_data_t *csd)
 }
 EXPORT_SYMBOL(smp_call_function_single_async);
 
-int on_each_cpu(smp_call_func_t func, void *info, int wait)
+void on_each_cpu(smp_call_func_t func, void *info, int wait)
 {
 	unsigned long flags;
 
 	local_irq_save(flags);
 	func(info);
 	local_irq_restore(flags);
-	return 0;
 }
 EXPORT_SYMBOL(on_each_cpu);
 
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