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From: Jens Axboe <axboe@kernel.dk>
Date: Fri, 10 Feb 2017 09:14:04 -0700
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Subject: Re: [PATCH v2 0/4] New Microsemi PCI Switch Management Driver
To: Logan Gunthorpe <logang@deltatee.com>
Cc: Keith Busch <keith.busch@intel.com>,
        Myron Stowe <myron.stowe@gmail.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Bjorn Helgaas <bhelgaas@google.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        Jonathan Corbet <corbet@lwn.net>,
        "David S. Miller" <davem@davemloft.net>,
        Andrew Morton <akpm@linux-foundation.org>,
        Emil Velikov <emil.l.velikov@gmail.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Guenter Roeck <linux@roeck-us.net>,
        Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
        Linus Walleij <linus.walleij@linaro.org>,
        Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>,
        Stefan Berger <stefanb@linux.vnet.ibm.com>,
        Wei Zhang <wzhang@fb.com>, linux-doc@vger.kernel.org,
        linux-pci@vger.kernel.org,
        linux-kernel <linux-kernel@vger.kernel.org>,
        "linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>,
        Stephen Bates <stephen.bates@microsemi.com>,
        Kurt Schwemmer <kurt.schwemmer@microsemi.com>
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On Thu, Feb 2, 2017 at 11:05 AM, Logan Gunthorpe <logang@deltatee.com> wrote:
> Changes since v1:
>
> * Rebased onto 4.10-rc6 (cleanly)
> * Split the patch into a few more easily digestible patches (as
>   suggested by Greg Kroah-Hartman)
> * Folded switchtec.c into switchtec.h (per Greg)
> * Fixed a bunch of 32bit build warnings caught by the kbuild test robot
> * Fixed some issues in the documentation so it has a proper
>   reStructredText format (as noted by Jonathan Corbet)
> * Fixed padding and sizes in the IOCTL structures as noticed by Emil
>   Velikov and used pahole to verify their consistency across 32 and 64
>   bit builds
> * Reworked one of the IOCTL interfaces to be more future proof (per
>   Emil).
>
> Changes since RFC:
>
> * Fixed incorrect use of the drive model as pointed out by Greg
>   Kroah-Hartman
> * Used devm functions as suggested by Keith Busch
> * Added a handful of sysfs attributes to the switchtec class
> * Added a handful of IOCTLs to the switchtec device
> * A number of miscellaneous bug fixes
>
> --
>
> Hi,
>
> This is a continuation of the RFC we posted lasted month [1] which
> proposes a management driver for Microsemi's Switchtec line of PCI
> switches. This hardware is still looking to be used in the Open
> Compute Platform
>
> To make this entirely clear: the Switchtec products are compliant
> with the PCI specifications and are supported today with the standard
> in-kernel driver. However, these devices also expose a management endpoint
> on a separate PCI function address which can be used to perform some
> advanced operations. This is a driver for that function. See the patch
> for more information.
>
> Since the RFC, we've made the changes requested by Greg Kroah-Hartman
> and Keith Busch, and we've also fleshed out a number of features. We've
> added a couple of IOCTLs and sysfs attributes which are documented in
> the patch. Significant work has also been done on the userspace tool
> which is available under a GPL license at [2]. We've also had testing
> done by some of the interested parties.
>
> We hope to see this work included in either 4.11 or 4.12 assuming a
> smooth review process.
>
> The patch is based off of the v4.10-rc6 release.
>
> Thanks for your review,

Looks good to me, you can add my:

Reviewed-by: Jens Axboe <axboe@fb.com>