On Wed, 2008-02-27 at 23:59 -0800, Andrew Morton wrote:
> On Thu, 28 Feb 2008 10:51:08 +0300 Pavel Emelyanov <[EMAIL PROTECTED]> wrote:
> 
> > > So, why do we need the uid and gid? When someone walks over an autofs
> > > dentry that is meant to cause a mount we send a request packet to the
> > > daemon via a pipe which includes the process uid and gid, and as part of
> > > the lookup we set macros for several mount map substitution variables,
> > > derived from the uid and gid of the process requesting the mount and
> > > they can be used within autofs maps.
> > 
> > Why do we need the uid then? Is just pid not enough to uniquely 
> > identify a task?
> 
> The problem is that the userspace daemon is restarted.  ie: it exits
> and is re-run.  It then needs to pick up various state from its previous
> run.

Dumb old me, I really only need the uid.
The gid can come from the get user info functions of glibc.
DOH!

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