return 0;
}
-void book3e_hugetlb_preload(struct vm_area_struct *vma, unsigned long ea,
- pte_t pte);
-
#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
unsigned long end, unsigned long floor,
hash_preload(vma->vm_mm, address, is_exec, trap);
}
#endif /* CONFIG_PPC_BOOK3S */
-#if defined(CONFIG_PPC_FSL_BOOK3E) && defined(CONFIG_HUGETLB_PAGE)
-void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
- pte_t *ptep)
-{
- if (is_vm_hugetlb_page(vma))
- book3e_hugetlb_preload(vma, address, *ptep);
-}
-#endif
/*
* System memory should not be in /proc/iomem but various tools expect it
return found;
}
-void book3e_hugetlb_preload(struct vm_area_struct *vma, unsigned long ea,
- pte_t pte)
+static void
+book3e_hugetlb_preload(struct vm_area_struct *vma, unsigned long ea, pte_t pte)
{
unsigned long mas1, mas2;
u64 mas7_3;
local_irq_restore(flags);
}
+/*
+ * This is called at the end of handling a user page fault, when the
+ * fault has been handled by updating a PTE in the linux page tables.
+ *
+ * This must always be called with the pte lock held.
+ */
+void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t *ptep)
+{
+ if (is_vm_hugetlb_page(vma))
+ book3e_hugetlb_preload(vma, address, *ptep);
+}
+
void flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr)
{
struct hstate *hstate = hstate_file(vma->vm_file);