diff options
Diffstat (limited to 'mm/internal.h')
| -rw-r--r-- | mm/internal.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/mm/internal.h b/mm/internal.h index 4ef49fc55e58..1df011f62480 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -480,6 +480,17 @@ unsigned long reclaim_clean_pages_from_list(struct zone *zone, /* Mask to get the watermark bits */ #define ALLOC_WMARK_MASK (ALLOC_NO_WATERMARKS-1) +/* + * Only MMU archs have async oom victim reclaim - aka oom_reaper so we + * cannot assume a reduced access to memory reserves is sufficient for + * !MMU + */ +#ifdef CONFIG_MMU +#define ALLOC_OOM 0x08 +#else +#define ALLOC_OOM ALLOC_NO_WATERMARKS +#endif + #define ALLOC_HARDER 0x10 /* try to alloc harder */ #define ALLOC_HIGH 0x20 /* __GFP_HIGH set */ #define ALLOC_CPUSET 0x40 /* check for correct cpuset */ @@ -525,4 +536,5 @@ static inline bool is_migrate_highatomic_page(struct page *page) return get_pageblock_migratetype(page) == MIGRATE_HIGHATOMIC; } +void setup_zone_pageset(struct zone *zone); #endif /* __MM_INTERNAL_H */ |