Re: [PATCH] conf: Allow disks with identical WWN or serial

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On Fri, Jun 24, 2016 at 16:12:58 +0100, Daniel Berrange wrote:
> On Fri, Jun 24, 2016 at 05:07:43PM +0200, Peter Krempa wrote:
> > Disallowing them broke a use case of testing multipath configurations
> > for storage. The original intent was added as it made it impossible to
> > use certain /dev/disk-by... links.
> > 
> > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1349895
> > ---
> >  src/conf/domain_conf.c | 14 --------------
> >  1 file changed, 14 deletions(-)
> > 
> > diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> > index 9443281..68e89ed 100644
> > --- a/src/conf/domain_conf.c
> > +++ b/src/conf/domain_conf.c

[...]

> 
> ACK
> 
> Though perhaps its worth a comment in that function about why we don't
> check serial/wwn for future readers.

How about:

/* Duplicate WWN/serial isn't usually problematic for the OS and
 * forbiding it would possibly inhibit using multipath configurations */

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