On Tue, 11 Nov 2014, Andrew Morton wrote: > There's no point in doing > > #define GFP_SLAB_BUG_MASK (__GFP_DMA32|__GFP_HIGHMEM|~__GFP_BITS_MASK) > > because __GFP_DMA32|__GFP_HIGHMEM are already part of ~__GFP_BITS_MASK. ?? ~__GFP_BITS_MASK means bits 25 to 31 are set. __GFP_DMA32 is bit 2 and __GFP_HIGHMEM is bit 1. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>