GFP_MOVABLE_SHIFT 311 include/linux/gfp.h BUILD_BUG_ON((1UL << GFP_MOVABLE_SHIFT) != ___GFP_MOVABLE); GFP_MOVABLE_SHIFT 312 include/linux/gfp.h BUILD_BUG_ON((___GFP_MOVABLE >> GFP_MOVABLE_SHIFT) != MIGRATE_MOVABLE); GFP_MOVABLE_SHIFT 318 include/linux/gfp.h return (gfp_flags & GFP_MOVABLE_MASK) >> GFP_MOVABLE_SHIFT;