From d6d88bae97d2e1c44ef9e2ae3f22de82fa6e11c5 Mon Sep 17 00:00:00 2001
From: "David S. Miller" <davem@davemloft.net>
Date: Wed, 20 Mar 2013 12:09:01 -0700
Subject: sparc64: Kill __ARCH_WANT_UNLOCKED_CTXSW

As Peter Z. explained at:

https://lkml.org/lkml/2011/12/12/268

it's not needed at all and I even tested it back then.
This patch just got lost in the shuffle for some reason.

Reported-by: Kirill Tkhai <tkhai@yandex.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/arch/sparc/include/asm/processor_64.h b/arch/sparc/include/asm/processor_64.h
index cce72ce..4c3f7f0 100644
--- a/arch/sparc/include/asm/processor_64.h
+++ b/arch/sparc/include/asm/processor_64.h
@@ -18,9 +18,6 @@
 #include <asm/ptrace.h>
 #include <asm/page.h>
 
-/* Don't hold the runqueue lock over context switch */
-#define __ARCH_WANT_UNLOCKED_CTXSW
-
 /* The sparc has no problems with write protection */
 #define wp_works_ok 1
 #define wp_works_ok__is_a_macro /* for versions in ksyms.c */
-- 
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