/* TLB flushing routines.... */
-#include <linux/config.h>
#include <linux/mm.h>
+#include <linux/sched.h>
#include <asm/mmu_context.h>
#endif
}
-extern __inline__ void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long end)
-{
-}
-
static inline void flush_tlb_page(struct vm_area_struct *vma,
unsigned long addr)
{
purge_tlb_end();
}
-static inline void flush_tlb_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end)
-{
- unsigned long npages;
+void __flush_tlb_range(unsigned long sid,
+ unsigned long start, unsigned long end);
- npages = ((end - (start & PAGE_MASK)) + (PAGE_SIZE - 1)) >> PAGE_SHIFT;
- if (npages >= 512) /* 2MB of space: arbitrary, should be tuned */
- flush_tlb_all();
- else {
- mtsp(vma->vm_mm->context,1);
- purge_tlb_start();
- if (split_tlb) {
- while (npages--) {
- pdtlb(start);
- pitlb(start);
- start += PAGE_SIZE;
- }
- } else {
- while (npages--) {
- pdtlb(start);
- start += PAGE_SIZE;
- }
- }
- purge_tlb_end();
- }
-}
+#define flush_tlb_range(vma,start,end) __flush_tlb_range((vma)->vm_mm->context,start,end)
-#define flush_tlb_kernel_range(start, end) flush_tlb_all()
+#define flush_tlb_kernel_range(start, end) __flush_tlb_range(0,start,end)
#endif