[ofa-general] Re: management/libibcommon

Sasha Khapyorsky sashak at voltaire.com
Thu Sep 6 08:32:55 PDT 2007


On 18:24 Thu 06 Sep     , Sasha Khapyorsky wrote:
> Hi Vlad,
> 
> On 15:25 Thu 06 Sep     , Vladimir Sokolovsky wrote:
> > > -----Original Message-----
> > > From: Sasha Khapyorsky [mailto:sashak at voltaire.com]
> > > Sent: Thursday, September 06, 2007 2:23 PM
> > > To: OpenIB
> > > Cc: Hal Rosenstock; Ira Weiny; Eitan Zahavi; Sean Hefty; Dotan Barak;
> > > Vladimir Sokolovsky
> > > Subject: management/libibcommon
> > > 
> > > Hi All,
> > > 
> > > Currently we have libibcommon library under OFA management project.
> > > Partially it is used by libibumad and partially by libibmad and
> > > infiniband-diags. The used things look pretty separate so I'm thinking
> > > to strip libibcommon as whole library and its components over
> > libibumad
> > > and libibmad - this will remove extra dependency for libibumad.
> > > 
> > > Anybody else (except management) uses libibcommon? Any comments,
> > > objections?
> > > 
> > > Sasha
> > 
> > Hi Sasha,
> > AFAIK, mvapich, srptools and ibutils use libibcommon.
> 
> ibutils uses -libcommon for linking only because it is required by
> libibumad.
> srptools uses libibcommon directly, but mostly things which I wanted
> to merge into libibumad, so should not be big problem there.
> Didn't check mvapich yet.

Hmm,

 find mvapich-gen2 -type f | xargs egrep 'ibcommon|ibmad|ibumad'

returns nothing. I'm not sure that mvapich can be affected. Do you know
something about how/where libibcommon is used in mvapich?

Sasha

> 
> > In any case if you are going to remove libibcommon, then ofabuild and
> > ofed_1_3_scripts should be updated as well.
> > I will be in vacation from 10 Sep 2007 till 2 Oct 2007. Please update
> > Tziporet Koren and Michael Tsirkin with your decisions.
> 
> Anyway since libibcommon elimination touches couple of projects and
> requires changes in ofed scripts I think it is not a great idea to do
> it in last days before OFED-1.3 feature freeze. I will wait for
> OFED-1.3 split.
> 
> Sasha



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