linux-kernel - Re: [PATCH v7 08/12] powerpc/vas: Define vas_win

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Date:   Sun, 27 Aug 2017 21:53:17 -0700
From:   Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        mikey@...ling.org, stewart@...ux.vnet.ibm.com, apopple@....ibm.com,
        hbabu@...ibm.com, oohall@...il.com, linuxppc-dev@...abs.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 08/12] powerpc/vas: Define vas_win_id()

Michael Ellerman [mpe@...erman.id.au] wrote:
> Sukadev Bhattiprolu <sukadev@...ux.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