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authorNicholas Piggin <npiggin@gmail.com>2020-09-02 00:15:33 +1000
committerArnd Bergmann <arnd@arndb.de>2020-10-27 16:02:38 +0100
commit2b56290d9f1c73243ba8bcf25cb51ebe4181cca9 (patch)
treef1842cbd0cb0f7e047c08cd0023598982b1caab7 /arch/riscv/include/asm
parentf4b90e37e3ede5535612d9fc8374c7dc216fa8c5 (diff)
downloadlinux-2b56290d9f1c73243ba8bcf25cb51ebe4181cca9.tar.gz
riscv: use asm-generic/mmu_context.h for no-op implementations
Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Reviewed-by: Pekka Enberg <penberg@kernel.org> Acked-by: Palmer Dabbelt <palmerdabbelt@google.com> Cc: Paul Walmsley <paul.walmsley@sifive.com> Cc: Palmer Dabbelt <palmer@dabbelt.com> Cc: Albert Ou <aou@eecs.berkeley.edu> Cc: linux-riscv@lists.infradead.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/riscv/include/asm')
-rw-r--r--arch/riscv/include/asm/mmu_context.h22
1 files changed, 2 insertions, 20 deletions
diff --git a/arch/riscv/include/asm/mmu_context.h b/arch/riscv/include/asm/mmu_context.h
index 67c463812e2d..250defa06f3a 100644
--- a/arch/riscv/include/asm/mmu_context.h
+++ b/arch/riscv/include/asm/mmu_context.h
@@ -13,34 +13,16 @@
#include <linux/mm.h>
#include <linux/sched.h>
-static inline void enter_lazy_tlb(struct mm_struct *mm,
- struct task_struct *task)
-{
-}
-
-/* Initialize context-related info for a new mm_struct */
-static inline int init_new_context(struct task_struct *task,
- struct mm_struct *mm)
-{
- return 0;
-}
-
-static inline void destroy_context(struct mm_struct *mm)
-{
-}
-
void switch_mm(struct mm_struct *prev, struct mm_struct *next,
struct task_struct *task);
+#define activate_mm activate_mm
static inline void activate_mm(struct mm_struct *prev,
struct mm_struct *next)
{
switch_mm(prev, next, NULL);
}
-static inline void deactivate_mm(struct task_struct *task,
- struct mm_struct *mm)
-{
-}
+#include <asm-generic/mmu_context.h>
#endif /* _ASM_RISCV_MMU_CONTEXT_H */