struct mmu_gather;
struct inode;
-#if !defined(CONFIG_ARCH_HAS_PTE_DEVMAP) || !defined(CONFIG_TRANSPARENT_HUGEPAGE)
-static inline int pmd_devmap(pmd_t pmd)
-{
- return 0;
-}
-static inline int pud_devmap(pud_t pud)
-{
- return 0;
-}
-static inline int pgd_devmap(pgd_t pgd)
-{
- return 0;
-}
-#endif
-
/*
* FIXME: take this include out, include page-flags.h in
* files which need it (119 of them)
return (unsigned long)val;
}
+void mm_trace_rss_stat(struct mm_struct *mm, int member, long count);
+
static inline void add_mm_counter(struct mm_struct *mm, int member, long value)
{
- atomic_long_add(value, &mm->rss_stat.count[member]);
+ long count = atomic_long_add_return(value, &mm->rss_stat.count[member]);
+
+ mm_trace_rss_stat(mm, member, count);
}
static inline void inc_mm_counter(struct mm_struct *mm, int member)
{
- atomic_long_inc(&mm->rss_stat.count[member]);
+ long count = atomic_long_inc_return(&mm->rss_stat.count[member]);
+
+ mm_trace_rss_stat(mm, member, count);
}
static inline void dec_mm_counter(struct mm_struct *mm, int member)
{
- atomic_long_dec(&mm->rss_stat.count[member]);
+ long count = atomic_long_dec_return(&mm->rss_stat.count[member]);
+
+ mm_trace_rss_stat(mm, member, count);
}
/* Optimized variant when page is already known not to be PageAnon */
extern int apply_to_page_range(struct mm_struct *mm, unsigned long address,
unsigned long size, pte_fn_t fn, void *data);
-
#ifdef CONFIG_PAGE_POISONING
extern bool page_poisoning_enabled(void);
extern void kernel_poison_pages(struct page *page, int numpages, int enable);
extern int sysctl_memory_failure_recovery;
extern void shake_page(struct page *p, int access);
extern atomic_long_t num_poisoned_pages __read_mostly;
-extern int soft_offline_page(struct page *page, int flags);
+extern int soft_offline_page(unsigned long pfn, int flags);
/*
return !memcmp_pages(page1, page2);
}
+#ifdef CONFIG_MAPPING_DIRTY_HELPERS
+unsigned long clean_record_shared_mapping_range(struct address_space *mapping,
+ pgoff_t first_index, pgoff_t nr,
+ pgoff_t bitmap_pgoff,
+ unsigned long *bitmap,
+ pgoff_t *start,
+ pgoff_t *end);
+
+unsigned long wp_shared_mapping_range(struct address_space *mapping,
+ pgoff_t first_index, pgoff_t nr);
+#endif
+
#endif /* __KERNEL__ */
#endif /* _LINUX_MM_H */