[PATCH v3 21/23] um: use asm-generic/mmu_context.h for no-op implementations

Nicholas Piggin
2020-09-01T14:38:53Z

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: Nicholas Piggin <npiggin@gmail.com>
---

Please ack or nack if you object to this being mered via
Arnd's tree.

arch/um/include/asm/mmu_context.h | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/arch/um/include/asm/mmu_context.h b/arch/um/include/asm/mmu_context.h
index 17ddd4edf875..f8a100770691 100644
--- a/arch/um/include/asm/mmu_context.h
+++ b/arch/um/include/asm/mmu_context.h
@@ -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
--
2.23.0