Symbol: port_fop_unmount
usr/src/uts/common/fs/portfs/port_fop.c
250
static int port_fop_unmount(fsemarg_t *vf, int flag, cred_t *cr);
usr/src/uts/common/fs/portfs/port_fop.c
279
VFSNAME_UNMOUNT, { .fsemop_unmount = port_fop_unmount },