#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <linux/pagemap.h>
+#include <linux/module.h>
#include <linux/slab.h>
#include <linux/sysctl.h>
#include <linux/log2.h>
#include <asm/tlb.h>
#include <asm/tlbflush.h>
-unsigned int hpage_shift=HPAGE_SHIFT_DEFAULT;
+unsigned int hpage_shift = HPAGE_SHIFT_DEFAULT;
+EXPORT_SYMBOL(hpage_shift);
pte_t *
-huge_pte_alloc (struct mm_struct *mm, unsigned long addr)
+huge_pte_alloc(struct mm_struct *mm, unsigned long addr, unsigned long sz)
{
unsigned long taddr = htlbpage_to_page(addr);
pgd_t *pgd;
* Don't actually need to do any preparation, but need to make sure
* the address is in the right region.
*/
-int prepare_hugepage_range(unsigned long addr, unsigned long len)
+int prepare_hugepage_range(struct file *file,
+ unsigned long addr, unsigned long len)
{
if (len & ~HPAGE_MASK)
return -EINVAL;
{
return 0;
}
+
+int pud_huge(pud_t pud)
+{
+ return 0;
+}
+
struct page *
follow_huge_pmd(struct mm_struct *mm, unsigned long address, pmd_t *pmd, int write)
{
return NULL;
}
-void hugetlb_free_pgd_range(struct mmu_gather **tlb,
+void hugetlb_free_pgd_range(struct mmu_gather *tlb,
unsigned long addr, unsigned long end,
unsigned long floor, unsigned long ceiling)
{
/* Handle MAP_FIXED */
if (flags & MAP_FIXED) {
- if (prepare_hugepage_range(addr, len))
+ if (prepare_hugepage_range(file, addr, len))
return -EINVAL;
return addr;
}