diff options
Diffstat (limited to 'include/linux/mm.h')
| -rw-r--r-- | include/linux/mm.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 3c22d971afa7..1bba6789a50a 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1118,9 +1118,21 @@ static inline void vm_stat_account(struct mm_struct *mm, } #endif /* CONFIG_PROC_FS */ -#ifndef CONFIG_DEBUG_PAGEALLOC +#ifdef CONFIG_DEBUG_PAGEALLOC +extern int debug_pagealloc_enabled; + +extern void kernel_map_pages(struct page *page, int numpages, int enable); + +static inline void enable_debug_pagealloc(void) +{ + debug_pagealloc_enabled = 1; +} +#else static inline void kernel_map_pages(struct page *page, int numpages, int enable) {} +static inline void enable_debug_pagealloc(void) +{ +} #endif extern struct vm_area_struct *get_gate_vma(struct task_struct *tsk); |