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    Subject[PATCH 23/24] x86: use asm-generic/mmu_context.h for no-op implementations
    Date
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Cc: Ingo Molnar <mingo@redhat.com>
    Cc: Borislav Petkov <bp@alien8.de>
    Cc: x86@kernel.org
    Cc: "H. Peter Anvin" <hpa@zytor.com>
    Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
    ---
    arch/x86/include/asm/mmu_context.h | 6 ++++++
    1 file changed, 6 insertions(+)

    diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h
    index 47562147e70b..255750548433 100644
    --- a/arch/x86/include/asm/mmu_context.h
    +++ b/arch/x86/include/asm/mmu_context.h
    @@ -92,12 +92,14 @@ static inline void switch_ldt(struct mm_struct *prev, struct mm_struct *next)
    }
    #endif

    +#define enter_lazy_tlb enter_lazy_tlb
    extern void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk);

    /*
    * Init a new mm. Used on mm copies, like at fork()
    * and on mm's that are brand-new, like at execve().
    */
    +#define init_new_context init_new_context
    static inline int init_new_context(struct task_struct *tsk,
    struct mm_struct *mm)
    {
    @@ -117,6 +119,8 @@ static inline int init_new_context(struct task_struct *tsk,
    init_new_context_ldt(mm);
    return 0;
    }
    +
    +#define destroy_context destroy_context
    static inline void destroy_context(struct mm_struct *mm)
    {
    destroy_context_ldt(mm);
    @@ -215,4 +219,6 @@ static inline bool arch_vma_access_permitted(struct vm_area_struct *vma,

    unsigned long __get_current_cr3_fast(void);

    +#include <asm-generic/mmu_context.h>
    +
    #endif /* _ASM_X86_MMU_CONTEXT_H */
    --
    2.23.0
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