From: Mel Gorman <mel@xxxxxxxxx> Currently, vmscan.c defines the isolation modes for __isolate_lru_page(). Memory compaction needs access to these modes for isolating pages for migration. This patch exports them. Signed-off-by: Mel Gorman <mel@xxxxxxxxx> Acked-by: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx> --- diff --git a/include/linux/swap.h b/include/linux/swap.h --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -240,6 +240,11 @@ static inline void lru_cache_add_active_ __lru_cache_add(page, LRU_ACTIVE_FILE); } +/* LRU Isolation modes. */ +#define ISOLATE_INACTIVE 0 /* Isolate inactive pages. */ +#define ISOLATE_ACTIVE 1 /* Isolate active pages. */ +#define ISOLATE_BOTH 2 /* Isolate both active and inactive pages. */ + /* linux/mm/vmscan.c */ extern unsigned long try_to_free_pages(struct zonelist *zonelist, int order, gfp_t gfp_mask, nodemask_t *mask); diff --git a/mm/vmscan.c b/mm/vmscan.c --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -839,11 +839,6 @@ keep: return nr_reclaimed; } -/* LRU Isolation modes. */ -#define ISOLATE_INACTIVE 0 /* Isolate inactive pages. */ -#define ISOLATE_ACTIVE 1 /* Isolate active pages. */ -#define ISOLATE_BOTH 2 /* Isolate both active and inactive pages. */ - /* * Attempt to remove the specified page from its LRU. Only take this page * if it is of the appropriate PageActive status. Pages which are being -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>