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    SubjectRe: Subtle MM bug
    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)

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