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

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Cc: linux-um@lists.infradead.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
zero-sugar-mainline-defconfig
Nicholas Piggin 2020-09-02 00:15:37 +10:00 committed by Arnd Bergmann
parent ca0f34b575
commit 9431da33cb
1 changed files with 5 additions and 7 deletions
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12
arch/um/include/asm/mmu_context.h
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@ -37,10 +37,9 @@ static inline bool arch_vma_access_permitted(struct vm_area_struct *vma,
* end asm-generic/mm_hooks.h functions
*/
#define deactivate_mm(tsk,mm) do { } while (0)
extern void force_flush_all(void);
#define activate_mm activate_mm
static inline void activate_mm(struct mm_struct *old, struct mm_struct *new)
{
/*
@ -66,13 +65,12 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
}
}
static inline void enter_lazy_tlb(struct mm_struct *mm,
struct task_struct *tsk)
{
}
#define init_new_context init_new_context
extern int init_new_context(struct task_struct *task, struct mm_struct *mm);
#define destroy_context destroy_context
extern void destroy_context(struct mm_struct *mm);
#include <asm-generic/mmu_context.h>
#endif