mirror of
https://github.com/torvalds/linux.git
synced 2024-11-01 01:31:44 +00:00
56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
#ifndef _CRIS_TLBFLUSH_H
|
|
#define _CRIS_TLBFLUSH_H
|
|
|
|
#include <linux/mm.h>
|
|
#include <asm/processor.h>
|
|
#include <asm/pgtable.h>
|
|
#include <asm/pgalloc.h>
|
|
|
|
/*
|
|
* TLB flushing (implemented in arch/cris/mm/tlb.c):
|
|
*
|
|
* - flush_tlb() flushes the current mm struct TLBs
|
|
* - flush_tlb_all() flushes all processes TLBs
|
|
* - flush_tlb_mm(mm) flushes the specified mm context TLB's
|
|
* - flush_tlb_page(vma, vmaddr) flushes one page
|
|
* - flush_tlb_range(mm, start, end) flushes a range of pages
|
|
*
|
|
*/
|
|
|
|
extern void __flush_tlb_all(void);
|
|
extern void __flush_tlb_mm(struct mm_struct *mm);
|
|
extern void __flush_tlb_page(struct vm_area_struct *vma,
|
|
unsigned long addr);
|
|
|
|
#ifdef CONFIG_SMP
|
|
extern void flush_tlb_all(void);
|
|
extern void flush_tlb_mm(struct mm_struct *mm);
|
|
extern void flush_tlb_page(struct vm_area_struct *vma,
|
|
unsigned long addr);
|
|
#else
|
|
#define flush_tlb_all __flush_tlb_all
|
|
#define flush_tlb_mm __flush_tlb_mm
|
|
#define flush_tlb_page __flush_tlb_page
|
|
#endif
|
|
|
|
static inline void flush_tlb_range(struct vm_area_struct * vma, unsigned long start, unsigned long end)
|
|
{
|
|
flush_tlb_mm(vma->vm_mm);
|
|
}
|
|
|
|
static inline void flush_tlb_pgtables(struct mm_struct *mm,
|
|
unsigned long start, unsigned long end)
|
|
{
|
|
/* CRIS does not keep any page table caches in TLB */
|
|
}
|
|
|
|
|
|
static inline void flush_tlb(void)
|
|
{
|
|
flush_tlb_mm(current->mm);
|
|
}
|
|
|
|
#define flush_tlb_kernel_range(start, end) flush_tlb_all()
|
|
|
|
#endif /* _CRIS_TLBFLUSH_H */
|