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From:   Michael Ellerman <mpe@ellerman.id.au>
To:     linuxram@us.ibm.com
Cc:     mingo@redhat.com, linuxppc-dev@ozlabs.org, linux-mm@kvack.org,
        x86@kernel.org, linux-kernel@vger.kernel.org, dave.hansen@intel.com
Subject: [PATCH 7/8] mm/pkeys: Add an empty arch_pkeys_enabled()
Date:   Wed,  9 May 2018 00:59:47 +1000
Message-Id: <20180508145948.9492-8-mpe@ellerman.id.au>
In-Reply-To: <20180508145948.9492-1-mpe@ellerman.id.au>
References: <20180508145948.9492-1-mpe@ellerman.id.au>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Add an empty arch_pkeys_enabled() in linux/pkeys.h for the
CONFIG_ARCH_HAS_PKEYS=n case.

Split out of a patch by Ram Pai <linuxram@us.ibm.com>.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---
 include/linux/pkeys.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/linux/pkeys.h b/include/linux/pkeys.h
index 946cb773b79f..2955ba976048 100644
--- a/include/linux/pkeys.h
+++ b/include/linux/pkeys.h
@@ -39,6 +39,11 @@ static inline int arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
 	return 0;
 }
 
+static inline bool arch_pkeys_enabled(void)
+{
+	return false;
+}
+
 static inline void copy_init_pkru_to_fpregs(void)
 {
 }
-- 
2.14.1