Subject: Re: hashed binaries (was Re: Volunteers to test.....)
To: Brett Lymn <>
From: Bill Studenmund <>
List: tech-kern
Date: 06/17/1999 09:29:01
On Thu, 17 Jun 1999, Brett Lymn wrote:

> According to Bill Studenmund:
> Well, you really only need to uniquely identify the file on the file
> system.  If the file has been modified then either the unique
> identifier will not match the known good files or the signature will
> be different.  Either way the file would not be executed.


> >Since all the info in a filehandle is needed, I think it'd be much better
> >if they were used instead of dev/ino/gen# tuples. I think using explicit
> >dev/ino values in the interface is wrong, and will generate a lot of
> >resistance (from me :-) over something which really isn't an essential
> >point of the design. :-)
> >
> I accept what you are saying and will fix it :-)


> I have also had a bit of a rethink on the issue of overwriting running
> binaries.  I should be able to stop the overwriting of just currently
> running binaries and actually making ETXTBSY work - I think I can see
> a way of doing this.  Is this a desirable thing for a standard kernel?

I'd think so.

Good luck!

Take care,