On Mon, Jul 09, 2012 at 04:33:25PM -, Peter Petrakis wrote:
> I'm not familiar with the cookie feature you mentioned, but we appear to have
> some of the
> capability here. I haven't compared it to upstream yet.
The code issuing the removal ioctl specfies a cookie (a semaphore with a
positiv
On Mon, Jul 09, 2012 at 03:29:11PM -, Peter Petrakis wrote:
> In examining the ioctl interface to device mapper (kernel), I have not found
> any architecture that
> assures that when a device mapper device has been marked for deletion, that
> this information is
> relayed back to userspace so
I don't follow this. Your title mentions 'dmsetup' but your description only
talks about multipathd. What is the problem here? One of the multipath
commands in your loop failing to wait until the associated udev action has
completed before exiting? Or some dmsetup command you are running in paral