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Date: Tue, 28 Jul 2020 13:34:04 +1000 From: Nicholas Piggin <npiggin@...il.com> To: linux-arch@...r.kernel.org Cc: Nicholas Piggin <npiggin@...il.com>, linux-kernel@...r.kernel.org, linux-mm@...ck.org, Arnd Bergmann <arnd@...db.de>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, x86@...nel.org, "H. Peter Anvin" <hpa@...or.com> Subject: [PATCH 23/24] x86: use asm-generic/mmu_context.h for no-op implementations Cc: Thomas Gleixner <tglx@...utronix.de> Cc: Ingo Molnar <mingo@...hat.com> Cc: Borislav Petkov <bp@...en8.de> Cc: x86@...nel.org Cc: "H. Peter Anvin" <hpa@...or.com> Signed-off-by: Nicholas Piggin <npiggin@...il.com> --- arch/x86/include/asm/mmu_context.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h index 47562147e70b..255750548433 100644 --- a/arch/x86/include/asm/mmu_context.h +++ b/arch/x86/include/asm/mmu_context.h @@ -92,12 +92,14 @@ static inline void switch_ldt(struct mm_struct *prev, struct mm_struct *next) } #endif +#define enter_lazy_tlb enter_lazy_tlb extern void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk); /* * Init a new mm. Used on mm copies, like at fork() * and on mm's that are brand-new, like at execve(). */ +#define init_new_context init_new_context static inline int init_new_context(struct task_struct *tsk, struct mm_struct *mm) { @@ -117,6 +119,8 @@ static inline int init_new_context(struct task_struct *tsk, init_new_context_ldt(mm); return 0; } + +#define destroy_context destroy_context static inline void destroy_context(struct mm_struct *mm) { destroy_context_ldt(mm); @@ -215,4 +219,6 @@ static inline bool arch_vma_access_permitted(struct vm_area_struct *vma, unsigned long __get_current_cr3_fast(void); +#include <asm-generic/mmu_context.h> + #endif /* _ASM_X86_MMU_CONTEXT_H */ -- 2.23.0
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