GFP_CONSTRAINT_MASK 1571 mm/shmem.c     	gfp &= ~GFP_CONSTRAINT_MASK;
GFP_CONSTRAINT_MASK 2589 mm/slab.c      	local_flags = flags & (GFP_CONSTRAINT_MASK|GFP_RECLAIM_MASK);
GFP_CONSTRAINT_MASK 2626 mm/slab.c      			local_flags & ~GFP_CONSTRAINT_MASK, page_node);
GFP_CONSTRAINT_MASK 1707 mm/slub.c      		flags & (GFP_RECLAIM_MASK | GFP_CONSTRAINT_MASK), node);