Messages in this thread | | | Date | Wed, 27 Feb 2008 16:42:32 -0600 | From | Jack Steiner <> | Subject | Re: [patch 2/6] mmu_notifier: Callbacks to invalidate address ranges |
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> > > Also, what we are going to need here are not skeleton drivers > > that just do all the *easy* bits (of registering their callbacks), > > but actual fully working examples that do everything that any > > real driver will need to do. If not for the sanity of the driver > > writer, then for the sanity of the VM developers (I don't want > > to have to understand xpmem or infiniband in order to understand > > how the VM works). > > There are 3 different drivers that can already use it but the code is > complex and not easy to review. Skeletons are easy to allow people to get > started with it.
I posted the full GRU driver late last week. It is a lot of code & somewhat difficult to understand w/o access to full chip specs (sorry). The code is fairly well commented & the parts related to TLB management should be understandable.
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