On Fri, Jan 04, 2008 at 02:43:57PM -0600, Yicheng Jia wrote: > > The mmiowb() is definitely necessary, because without it then commands > > were getting messed up on large Altix systems. > > I'm using Duo-core Xeon and I just grep the source of "mmiowb()" in kernel > 2.6.23 include/asm-x86_64 /io.h and found that this function does nothing > on x86_64 platform, is it true? >
Yes. It's a no-op for most architectures. -- Arthur _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
