Symbol: OSL_IO_READ
usr/src/uts/intel/io/acpica/osl.c
794
#define OSL_IO_RW (OSL_IO_READ | OSL_IO_WRITE)
usr/src/uts/intel/io/acpica/osl.c
835
if (p && (p->perm & OSL_IO_READ) == 0) {