On Wed, 2008-03-19 at 11:00 -0700, Roland Dreier wrote: > > This patch enables use of 4KB MTUs via module paramater. > > > +module_param_named(mtu4096, ipath_mtu4096, uint, S_IRUGO); > > +MODULE_PARM_DESC(mtu4096, "enable MTU of 4096 bytes, if supported"); > > When would a user ever want to set mtu4096 to 0? > > - R.
The driver uses more pinned memory for receive buffers when the parameter is set whether or not the switch/fabric supports 4K MTU so it seemed reasonable to allow a smaller memory footprint. _______________________________________________ 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
