diff options
Diffstat (limited to 'arch/x86/include/asm/mmu_context.h')
| -rw-r--r-- | arch/x86/include/asm/mmu_context.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h new file mode 100644 index 000000000000..8ec940bfd079 --- /dev/null +++ b/arch/x86/include/asm/mmu_context.h @@ -0,0 +1,37 @@ +#ifndef ASM_X86__MMU_CONTEXT_H +#define ASM_X86__MMU_CONTEXT_H + +#include <asm/desc.h> +#include <asm/atomic.h> +#include <asm/pgalloc.h> +#include <asm/tlbflush.h> +#include <asm/paravirt.h> +#ifndef CONFIG_PARAVIRT +#include <asm-generic/mm_hooks.h> + +static inline void paravirt_activate_mm(struct mm_struct *prev, + struct mm_struct *next) +{ +} +#endif /* !CONFIG_PARAVIRT */ + +/* + * Used for LDT copy/destruction. + */ +int init_new_context(struct task_struct *tsk, struct mm_struct *mm); +void destroy_context(struct mm_struct *mm); + +#ifdef CONFIG_X86_32 +# include "mmu_context_32.h" +#else +# include "mmu_context_64.h" +#endif + +#define activate_mm(prev, next) \ +do { \ + paravirt_activate_mm((prev), (next)); \ + switch_mm((prev), (next), NULL); \ +} while (0); + + +#endif /* ASM_X86__MMU_CONTEXT_H */ |