pgoff_t pgoff; /* Logical page offset based on vma */
void __user *virtual_address; /* Faulting virtual address */
+ struct page *cow_page; /* Handler may choose to COW */
struct page *page; /* ->fault handlers should return a
* page here, unless VM_FAULT_NOPAGE
* is set (which is also implied by
mm->hiwater_vm = mm->total_vm;
}
+static inline void reset_mm_hiwater_rss(struct mm_struct *mm)
+{
+ mm->hiwater_rss = get_mm_rss(mm);
+}
+
static inline void setmax_mm_hiwater_rss(unsigned long *maxrss,
struct mm_struct *mm)
{
int __pud_alloc(struct mm_struct *mm, pgd_t *pgd, unsigned long address);
#endif
-#ifdef __PAGETABLE_PMD_FOLDED
+#if defined(__PAGETABLE_PMD_FOLDED) || !defined(CONFIG_MMU)
static inline int __pmd_alloc(struct mm_struct *mm, pud_t *pud,
unsigned long address)
{
return 0;
}
+static inline void mm_nr_pmds_init(struct mm_struct *mm) {}
+
static inline unsigned long mm_nr_pmds(struct mm_struct *mm)
{
return 0;
#else
int __pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long address);
+static inline void mm_nr_pmds_init(struct mm_struct *mm)
+{
+ atomic_long_set(&mm->nr_pmds, 0);
+}
+
static inline unsigned long mm_nr_pmds(struct mm_struct *mm)
{
return atomic_long_read(&mm->nr_pmds);
void __user *, size_t *, loff_t *);
#endif
-unsigned long shrink_node_slabs(gfp_t gfp_mask, int nid,
- unsigned long nr_scanned,
- unsigned long nr_eligible);
+void drop_slab(void);
+void drop_slab_node(int nid);
#ifndef CONFIG_MMU
#define randomize_va_space 0