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kernel add
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#ifndef __SPARC_MMU_CONTEXT_H
#define __SPARC_MMU_CONTEXT_H
#ifndef __ASSEMBLY__
#include <asm-generic/mm_hooks.h>
static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
{
}
/* Initialize a new mmu context. This is invoked when a new
* address space instance (unique or shared) is instantiated.
*/
int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
/* Destroy a dead context. This occurs when mmput drops the
* mm_users count to zero, the mmaps have been released, and
* all the page tables have been flushed. Our job is to destroy
* any remaining processor-specific state.
*/
void destroy_context(struct mm_struct *mm);
/* Switch the current MM context. */
void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm,
struct task_struct *tsk);
#define deactivate_mm(tsk,mm) do { } while (0)
/* Activate a new MM instance for the current task. */
#define activate_mm(active_mm, mm) switch_mm((active_mm), (mm), NULL)
#endif /* !(__ASSEMBLY__) */
#endif /* !(__SPARC_MMU_CONTEXT_H) */
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