diff options
Diffstat (limited to 'arch/sparc/mm/tlb.c')
| -rw-r--r-- | arch/sparc/mm/tlb.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c index c07667fcd66..b89aba217e3 100644 --- a/arch/sparc/mm/tlb.c +++ b/arch/sparc/mm/tlb.c @@ -193,6 +193,17 @@ void set_pmd_at(struct mm_struct *mm, unsigned long addr, } } +void pmdp_invalidate(struct vm_area_struct *vma, unsigned long address, + pmd_t *pmdp) +{ + pmd_t entry = *pmdp; + + pmd_val(entry) &= ~_PAGE_VALID; + + set_pmd_at(vma->vm_mm, address, pmdp, entry); + flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE); +} + void pgtable_trans_huge_deposit(struct mm_struct *mm, pmd_t *pmdp, pgtable_t pgtable) { |