From 9732cafd9dc0206479be919baf0067239f0a63ca Mon Sep 17 00:00:00 2001
From: Jiang Liu <liuj97@gmail.com>
Date: Tue, 7 Jan 2014 22:17:13 +0800
Subject: arm64, jump label: optimize jump label implementation

Optimize jump label implementation for ARM64 by dynamically patching
kernel text.

Reviewed-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Jiang Liu <liuj97@gmail.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
---
 arch/arm64/Kconfig | 1 +
 1 file changed, 1 insertion(+)

(limited to 'arch/arm64/Kconfig')

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 249acb9da4e3..dd4327f09ba4 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -25,6 +25,7 @@ config ARM64
 	select GENERIC_STRNLEN_USER
 	select GENERIC_TIME_VSYSCALL
 	select HARDIRQS_SW_RESEND
+	select HAVE_ARCH_JUMP_LABEL
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_DEBUG_BUGVERBOSE
 	select HAVE_DEBUG_KMEMLEAK
-- 
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