diff options
Diffstat (limited to 'include/linux/gfp.h')
| -rw-r--r-- | include/linux/gfp.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/gfp.h b/include/linux/gfp.h index f53f76e0b17e..03ba9563c6db 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -446,4 +446,27 @@ extern struct page *alloc_contig_pages_noprof(unsigned long nr_pages, gfp_t gfp_ #endif void free_contig_range(unsigned long pfn, unsigned long nr_pages); +#ifdef CONFIG_CONTIG_ALLOC +static inline struct folio *folio_alloc_gigantic_noprof(int order, gfp_t gfp, + int nid, nodemask_t *node) +{ + struct page *page; + + if (WARN_ON(!order || !(gfp & __GFP_COMP))) + return NULL; + + page = alloc_contig_pages_noprof(1 << order, gfp, nid, node); + + return page ? page_folio(page) : NULL; +} +#else +static inline struct folio *folio_alloc_gigantic_noprof(int order, gfp_t gfp, + int nid, nodemask_t *node) +{ + return NULL; +} +#endif +/* This should be paired with folio_put() rather than free_contig_range(). */ +#define folio_alloc_gigantic(...) alloc_hooks(folio_alloc_gigantic_noprof(__VA_ARGS__)) + #endif /* __LINUX_GFP_H */ |