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-rw-r--r--include/linux/mm.h19
1 files changed, 15 insertions, 4 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index a4d24f3..9bee7ec 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1408,6 +1408,11 @@ static inline void update_hiwater_vm(struct mm_struct *mm)
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)
{
@@ -1447,13 +1452,15 @@ static inline int __pud_alloc(struct mm_struct *mm, pgd_t *pgd,
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;
@@ -1465,6 +1472,11 @@ static inline void mm_dec_nr_pmds(struct mm_struct *mm) {}
#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);
@@ -2168,9 +2180,8 @@ int drop_caches_sysctl_handler(struct ctl_table *, int,
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
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