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Subject: Re: [OMPI devel] Fwd: Purify found bugs inside open-mpi library
From: Terry Dontje (Terry.Dontje_at_[hidden])
Date: 2009-04-30 06:49:04


Jeff Squyres wrote:
> On Apr 29, 2009, at 5:03 PM, Brian Blank wrote:
>
>> Purify did find some other UMR (unitialize memory read) errors
>> though, but they don't seem to be negativley impacting my application
>> right now. Nonetheless, I'll post them later today in case anyone is
>> interested in them.
>
> Might as well; we've looked at such things before, but it's always
> good to refresh for bit rot, etc. Many thanks!
>
>
>> Just to give you a sample of what it see's now, one of the UMR errors
>> seems a little odd ... paffinity_solaris_module.c line 180.
>> if (P_ONLINE == pinfo.pi_state || P_NOINTR == pinfo.pi_state) {
>
> We'll have to throw this one to the Sun guys... that's their module. :-)
>
Actually, I think this error is a false positive. If you look at the
line before it &pinfo is passed into the processor_info function which
initializes pinfo.

--td