Re: Enhance ptyfs to handle multiple instances.

[Ilya Zykov <netbsd%izyk.ru@localhost>]

> |     *--bp = '\0';
> | -   error = getcwd_common(cwdi->cwdi_rdir, rootvnode, &bp,
> | +   error = getcwd_common(mp->mnt_vnodecovered, cwdi->cwdi_rdir, &bp,
> |         buf, MAXBUF / 2, 0, l);
> 
> Might as well pass NULL for cwdi->cwdi_rdir, since it does the same.
> 

But it is less obvious, and haven't advantage.

> |  
> | -#if 0
> | +#if 1
> |     /* Don't allow more than one mount */
> |     if (ptyfs_count)
> |             return EBUSY;
> 
> People did not like that.

Didn't like what "if 1" or "return EBUSY"?

Ilya.