Quoting r. James Lentini <[EMAIL PROTECTED]>: > Subject: Re: Re: libibverbs and max inline data > > > On Sun, 22 May 2005, Roland Dreier wrote: > > > Michael> Hi! I tried to figure out how much inline data a qp can > > Michael> support, to know what max_inline_data value to put in the > > Michael> qp. However, there doesnt seem to exist a way to do > > Michael> that, currently. > > > >I think you're right. > > > > Michael> Maybe the driver should be changed to trim > > Michael> max_inline_data to the maximum possible value? > > > >Yes, that would probably make sense. In a sense that's what the > >kernel driver already does -- it always clips the max_inline_data > >request from the consumer down to 0. > > ib[v]_create_qp should return an error when an unsupported inline data > size is requested.
Why is it important? The user could always check the max_inline_data returned and close the qp if thats too small, but I dont see many users doing this - inline data is mainly a tuning opportunity. > >Independent of that we could add a field to the device properties > >struct (and implement ibv_query_device() for userspace). > > > >- R. -- MST - Michael S. Tsirkin _______________________________________________ openib-general mailing list [email protected] http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
