Re: Subtle MM bug

[Andi Kleen]

On Tue, Jan 09, 2001 at 08:29:02PM +0100, Trond Myklebust wrote:
> Al has mentioned that he wants us to move towards a *BSD-like system
> of credentials (i.e. struct ucred) that could be used here, but that's
> in the far future. In the meantime, we cache RPC credentials in the
> struct file...

struct ucred is also needed to get LinuxThreads POSIX compliant (sharing
credentials between threads, but still keeping system calls atomic in
relation to credential changes) 

-Andi (who doesn't want to know how many security holes are in linux ported
programs using threads and set*id() because of that)