thp: mremap support and TLB optimization

[pandora-kernel.git] / include / linux / huge_mm.h

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 48c32eb..a9ace9c 100644 (file)
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -22,6 +22,11 @@ extern int zap_huge_pmd(struct mmu_gather *tlb,
 extern int mincore_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
                        unsigned long addr, unsigned long end,
                        unsigned char *vec);
+extern int move_huge_pmd(struct vm_area_struct *vma,
+                        struct vm_area_struct *new_vma,
+                        unsigned long old_addr,
+                        unsigned long new_addr, unsigned long old_end,
+                        pmd_t *old_pmd, pmd_t *new_pmd);
 extern int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
                        unsigned long addr, pgprot_t newprot);