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