cloned from include/linux/ion.h at: commit b6b0b65325e6f5eb5fcfd88d270f710d947f7962 Author: Brian Muramatsu <btmura@google.com> Date: Mon Jul 30 22:54:08 2012 -0700 Add heap_mask to ion_allocation_data Signed-off-by: Iliyan Malchev <malchev@google.com>