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nds32: use asm-generic/mmu_context.h for no-op implementations 

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Acked-by: Greentime Hu <green.hu@gmail.com>
Cc: Nick Hu <nickhu@andestech.com>
Cc: Vincent Chen <deanbo422@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Nicholas Piggin 2020-09-02 00:15:28 +10:00 committed by Arnd Bergmann
parent 5b3a582d94
commit f62408e035
1 changed files with 2 additions and 8 deletions
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10
arch/nds32/include/asm/mmu_context.h
View File

@ -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