[PATCH v7 08/12] powerpc/vas: Define vas_win_id()

Sukadev Bhattiprolu sukadev at linux.vnet.ibm.com
Mon Aug 28 14:53:17 AEST 2017


Michael Ellerman [mpe at ellerman.id.au] wrote:
> Sukadev Bhattiprolu <sukadev at linux.vnet.ibm.com> writes:
> 
> > Define an interface to return a system-wide unique id for a given VAS
> > window.
> >
> > The vas_win_id() will be used in a follow-on patch to generate an unique
> > handle for a user space receive window. Applications can use this handle
> > to pair send and receive windows for fast thread-wakeup.
> >
> > The hardware refers to this system-wide unique id as a Partition Send
> > Window ID which is expected to be used during fault handling. Hence the
> > "pswid" in the function names.
> 
> Same comment as previous patch.

Ok will drop them for now.

> 
> cheers



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