linux-kernel - [RFC PATCH 14/14] sparc64: add SHARED_MMU

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Date:   Fri, 16 Dec 2016 10:35:37 -0800
From:   Mike Kravetz <mike.kravetz@...cle.com>
To:     sparclinux@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Cc:     "David S . Miller" <davem@...emloft.net>,
        Bob Picco <bob.picco@...cle.com>,
        Nitin Gupta <nitin.m.gupta@...cle.com>,
        Vijay Kumar <vijay.ac.kumar@...cle.com>,
        Julian Calaby <julian.calaby@...il.com>,
        Adam Buchbinder <adam.buchbinder@...il.com>,
        "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
        Michal Hocko <mhocko@...e.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mike Kravetz <mike.kravetz@...cle.com>
Subject: [RFC PATCH 14/14] sparc64: add SHARED_MMU_CTX Kconfig option

Depends on SPARC64 && HUGETLB_PAGE

Signed-off-by: Mike Kravetz <mike.kravetz@...cle.com>
---
 arch/sparc/Kconfig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 165ecdd..f39dcdf 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -155,6 +155,9 @@ config PGTABLE_LEVELS
 	default 4 if 64BIT
 	default 3
 
+config SHARED_MMU_CTX
+	def_bool y if SPARC64 && HUGETLB_PAGE
+
 source "init/Kconfig"
 
 source "kernel/Kconfig.freezer"
-- 
2.7.4