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    SubjectRe: [PATCH] Console: fall back to /dev/null when no console is availlable
    On Tue, Oct 05, 2004 at 09:27:12PM +0100, Russell King wrote:
    > On Tue, Oct 05, 2004 at 08:52:14PM +0200, Jörn Engel wrote:
    > > Looks pretty trivial, but opinions on this subject may vary.
    > > Comments?
    > There's a related problem. /sbin/hotplug. I keep seeing odd failures
    > from /sbin/hotplug scripts which go away when I ensure that fd0,1,2 are
    > directed at something real.

    Yes. In principle, user space must be able to handle the case
    where no fds 0,1,2 are available. For example in mount.c:

    while((fd = open("/dev/null", O_RDWR)) == 0 || fd == 1) ;
    if (fd > 2)

    or so.

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