Subject: Re: README: kernel pty struct allocation change
To: Todd Vierling <>
From: Jason R Thorpe <>
List: current-users
Date: 09/11/2000 10:54:57
On Sun, Sep 10, 2000 at 11:21:18AM -0400, Todd Vierling wrote:

 > We really need to consider implementing SVR4's ptm(4) as a regular device.  
 > The historic BSD hunt-group pty convention, while simpler in kernel code, is
 > just not scalable.  If 512 ptys are allocated, that means an application
 > will need to attempt to open(2) 513 device nodes before a success!

Native cloning devices for PTYs is sort of a pet project of mine, and I
would expect it to be in the next major release after 1.5...

        -- Jason R. Thorpe <>