Re: [PATCH v2 12/23] nds32: use asm-generic/mmu_context.h for no-op implementations

Greentime Hu
2020-08-28T10:10:46Z

Nicholas Piggin <npiggin@gmail.com> 於 2020年8月26日 週三 下午10:53寫道：
>
> Cc: Nick Hu <nickhu@andestech.com>
> Cc: Greentime Hu <green.hu@gmail.com>
> Cc: Vincent Chen <deanbo422@gmail.com>
> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
> ---
> arch/nds32/include/asm/mmu_context.h | 10 ++--------
> 1 file changed, 2 insertions(+), 8 deletions(-)
>
> diff --git a/arch/nds32/include/asm/mmu_context.h b/arch/nds32/include/asm/mmu_context.h
> index b8fd3d189fdc..c651bc8cacdc 100644
> --- a/arch/nds32/include/asm/mmu_context.h
> +++ b/arch/nds32/include/asm/mmu_context.h
> @@ -9,6 +9,7 @@
> #include <asm/proc-fns.h>
> #include <asm-generic/mm_hooks.h>
>
> +#define init_new_context init_new_context
> static inline int
> init_new_context(struct task_struct *tsk, struct mm_struct *mm)
> {
> @@ -16,8 +17,6 @@ init_new_context(struct task_struct *tsk, struct mm_struct *mm)
> return 0;
> }
>
> -#define destroy_context(mm) do { } while(0)
> -
> #define CID_BITS 9
> extern spinlock_t cid_lock;
> extern unsigned int cpu_last_cid;
> @@ -47,10 +46,6 @@ static inline void check_context(struct mm_struct *mm)
> __new_context(mm);
> }
>
> -static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
> -{
> -}
> -
> static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
> struct task_struct *tsk)
> {
> @@ -62,7 +57,6 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
> }
> }
>
> -#define deactivate_mm(tsk,mm) do { } while (0)
> -#define activate_mm(prev,next) switch_mm(prev, next, NULL)
> +#include <asm-generic/mmu_context.h>
>
> #endif

Acked-by: Greentime Hu <green.hu@gmail.com>
Thank you. :)