[klibc] klibc and udev

Dave Dodge dododge at dododge.net
Tue Aug 15 02:02:55 PDT 2006

On Mon, Aug 14, 2006 at 12:23:08PM -0700, Greg KH wrote:
> On Mon, Aug 14, 2006 at 11:58:48AM -0500, Aaron Griffin wrote:
> > For my usage, a klibc compiled udev is *only* used in early-userspace,
> > for a period of maybe 10  seconds max (assuming a long disk controller
> > load time).
> Ok, you should be fine then, but please realize that you need to kill
> the running instance of udevd that was created by the init version of
> udev, without having any events be missed during the transition.

One idea: the klibc udevd does an execve() of the glibc udevd, and the
glibc one then uses the existing file descriptors instead of setting up
its own sockets and pipes.  I'm not familiar enough with udevd's innards
to know if that will carry over all of its communications, though.

                                                  -Dave Dodge

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