Symbol: NVME_IOCTL_EXCL_CTRL
usr/src/uts/common/io/nvme/nvme.c
1015
.nck_bcast_ok = B_FALSE, .nck_excl = NVME_IOCTL_EXCL_CTRL
usr/src/uts/common/io/nvme/nvme.c
6398
if (check->nck_excl == NVME_IOCTL_EXCL_CTRL) {