On Feb 15, 2011, at 9:24 AM, Eugene Loh wrote: > Ralph Castain wrote: > >> On Feb 14, 2011, at 9:26 PM, Abhishek Kulkarni wrote: >> >>> On Mon, 14 Feb 2011, Ralph Castain wrote: >>> >>>> If the ability to turn "on" thread support is missing from 1.5, then that >>>> is an error. >>>> >>> No, it was changed from "--enable-mpi-threads" to >>> "--enable-opal-multi-threads" on the trunk in r22841 [1]. >>> >>> If the changeset has not been brought over to v1.5, it indeed looks like an >>> anachronism in the README. >>> >>> [1] https://svn.open-mpi.org/trac/ompi/changeset/22841 >>> >> My point is that it isn't an anachronism in the README, but an error in 1.5 >> - it needs to have the ability to turn on thread safety. >> > I'm not sure if we're making progress here. So far as I can tell, the v1.5 > README talks about --enable-opal-multi-threads. This option does not > otherwise appear in v1.5, but only in the trunk. So, to make the v1.5 README > consistent with the v1.5 source code (as opposed to talking about features > that will appear in unspecified future releases), either: > > *) the comment should be removed from the README, or > > *) opal-multi-threads should be CMRed to v1.5
My point is that option 2 needs to be done - not sure how much clearer I can be :-) > >>>> On Feb 14, 2011, at 5:36 PM, Eugene Loh wrote: >>>> >>>>> In the v1.5 README, I see this: >>>>> >>>>> --enable-opal-multi-threads >>>>> Enables thread lock support in the OPAL and ORTE layers. Does >>>>> not enable MPI_THREAD_MULTIPLE - see above option for that feature. >>>>> This is currently disabled by default. >>>>> >>>>> I don't otherwise find opal-multi-threads at all in this branch. It >>>>> seems to me, for such an option, one needs to move to the trunk. >>>>> >>>>> Is this an error (anachronism) in the v1.5 README? >>>>> > _______________________________________________ > devel mailing list > de...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/devel