nfs-zone-treeclimb_export.d

#!/usr/sbin/dtrace -FCs

treeclimb_export:entry
{
        stack();
        self->trace = 1;
}

treeclimb_export:return
/self->trace == 1/
{
        printf("Returns 0x%llx", arg1);
        exit(1);
}

vop_fid_pseudo:entry
/self->trace == 1/
{
        print(*(args[0]));
        print(stringof(args[0]->v_path));
}

vop_fid_pseudo:return
/self->trace == 1/
{
        printf("Returns 0x%llx", arg1);
}