[Drbd-dev] Re: your mail
lars.ellenberg at linbit.com
Sat Jul 21 16:24:08 CEST 2007
On Thu, Jul 19, 2007 at 08:09:41PM +0800, lihua wrote:
> I have a Qs in function ensure_mdev in drbd_nl.c
> minor_to_mdev ensure mdev exist.
> If it not exist ,we may create a device .Thus ,minor_table[nlp->drbd_minor] == NULL and mdev = NULL.
> So :
> can't perform forever.
> Is my mean right?
the inner part is only to avoid a race condition in case two commands
try to create the same device at the same time. it won't loop.
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