diff options
Diffstat (limited to 'mm/internal.h')
| -rw-r--r-- | mm/internal.h | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/mm/internal.h b/mm/internal.h index bbe900f9f095..ef5f336f59bd 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -145,10 +145,10 @@ extern pmd_t *mm_find_pmd(struct mm_struct *mm, unsigned long address); * family of functions. * * nodemask, migratetype and highest_zoneidx are initialized only once in - * __alloc_pages_nodemask() and then never change. + * __alloc_pages() and then never change. * * zonelist, preferred_zone and highest_zoneidx are set first in - * __alloc_pages_nodemask() for the fast path, and might be later changed + * __alloc_pages() for the fast path, and might be later changed * in __alloc_pages_slowpath(). All other functions pass the whole structure * by a const pointer. */ @@ -446,7 +446,9 @@ static inline struct file *maybe_unlock_mmap_for_io(struct vm_fault *vmf, static inline void clear_page_mlock(struct page *page) { } static inline void mlock_vma_page(struct page *page) { } static inline void mlock_migrate_page(struct page *new, struct page *old) { } - +static inline void vunmap_range_noflush(unsigned long start, unsigned long end) +{ +} #endif /* !CONFIG_MMU */ /* @@ -637,4 +639,21 @@ struct migration_target_control { gfp_t gfp_mask; }; +/* + * mm/vmalloc.c + */ +#ifdef CONFIG_MMU +int vmap_pages_range_noflush(unsigned long addr, unsigned long end, + pgprot_t prot, struct page **pages, unsigned int page_shift); +#else +static inline +int vmap_pages_range_noflush(unsigned long addr, unsigned long end, + pgprot_t prot, struct page **pages, unsigned int page_shift) +{ + return -EINVAL; +} +#endif + +void vunmap_range_noflush(unsigned long start, unsigned long end); + #endif /* __MM_INTERNAL_H */ |