GFP_MOVABLE_MASK  110 include/linux/gfp.h 	WARN_ON((gfp_flags & GFP_MOVABLE_MASK) == GFP_MOVABLE_MASK);
GFP_MOVABLE_MASK  110 mm/shmem.c     	return alloc_pages((gfp_mask & ~GFP_MOVABLE_MASK) | __GFP_ZERO,