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[7/8] mm/pkeys: Add an empty arch_pkeys_enabled()

Message ID 20180508145948.9492-8-mpe@ellerman.id.au (mailing list archive)
State New, archived
Headers show

Commit Message

Michael Ellerman May 8, 2018, 2:59 p.m. UTC 
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(+)
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Patch

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)
 {
 }