[mpich-discuss] [mvapich-discuss] Lustre 2.4 bug is back in MV2-2.1a

[Rob Latham]

On 10/01/2014 12:25 PM, Jonathan Perkins wrote:
> On Wed, Oct 01, 2014 at 11:25:33AM -0500, Rob Latham wrote:
>>
>>
>> On 10/01/2014 10:33 AM, Jonathan Perkins wrote:
>>> Hello MPICH community.  Recently we had a report of a regression on the
>>> MVAPICH discuss list and I've found that the regression appears in
>>> MPICH-3.1.2 itself.
>>>
>>> We plan on just removing the _XOPEN_SOURCE lines but thought that you'd
>>> like to know about this so that it could be fixed in MPICH as well.
>>> Thanks!
>>
>> so, on solaris we needed to put back _XOPEN_SOURCE lines with
>> --enable-strict in order to bring in pread/pwrite declarations, I think.
>> but i had forgotten about the caddr_t time compile issue.
>>
>> thanks for the report.
>
> Ah, thanks for that info.  I figured that there was a chance that the
> proper fix might be a little bit more involved.  We'll keep our eye on
> how you guys deal with this.  Thanks!

took me long enough, but I've pushed some fixes to romio that should put 
this to rest once and for all.  no more mucking with XOPEN_SOURCE in 
ROMIO.  fallback versions of pread/pwrite:
- http://git.mpich.org/mpich.git/commit/4e80e1d2b
- http://git.mpich.org/mpich.git/commit/5a10283bf

==rob

-- 
Rob Latham
Mathematics and Computer Science Division
Argonne National Lab, IL USA
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