Messages in this thread | | | Subject | Re: [PATCH 0 of 20] [RFC] ipath - PathScale InfiniPath driver | From | Arjan van de Ven <> | Date | Tue, 03 Jan 2006 21:57:31 +0100 |
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On Tue, 2006-01-03 at 12:54 -0800, Bryan O'Sullivan wrote: > On Tue, 2006-01-03 at 09:27 -0800, Greg KH wrote: > > > Idealy, nothing should be new ioctls. But in the end, it all depends on > > exactly what you are trying to do with each different one. > > Fair enough. > > > I really don't know what the subnet management stuff involves, sorry. > > But doesn't the open-ib layer handle that all for you already? > > It does when our OpenIB driver is being used. But our lower level > driver is independent of OpenIB (and is often used without the > infiniband stuff even configured into the kernel), and needs to provide > some way for a userspace subnet management agent to send and receive > packets.
that sounds like your driver should mimic the openIB userspace ABI for this *exactly* so that you can use the same management tools for either scenario...
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