linux-kernel - Re: [PATCH v3 09/26] compat_ioctl: move drivers to compat_ptr

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Message-ID: <20190418111017.GE23876@stefanha-x1.localdomain>
Date:   Thu, 18 Apr 2019 12:10:17 +0100
From:   Stefan Hajnoczi <stefanha@...hat.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Alexander Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org, y2038@...ts.linaro.org,
        linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
        Jason Gunthorpe <jgg@...lanox.com>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        Peter Huewe <peterhuewe@....de>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Stefan Richter <stefanr@...6.in-berlin.de>,
        Jiri Kosina <jikos@...nel.org>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Tomas Winkler <tomas.winkler@...el.com>,
        Artem Bityutskiy <dedekind1@...il.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Boris Brezillon <bbrezillon@...nel.org>,
        Marek Vasut <marek.vasut@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Alex Williamson <alex.williamson@...hat.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>,
        Willem de Bruijn <willemb@...gle.com>,
        linux-integrity@...r.kernel.org,
        linux1394-devel@...ts.sourceforge.net, linux-usb@...r.kernel.org,
        linux-input@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        linux-mtd@...ts.infradead.org, netdev@...r.kernel.org,
        devel@...verdev.osuosl.org, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v3 09/26] compat_ioctl: move drivers to compat_ptr_ioctl

On Tue, Apr 16, 2019 at 10:19:47PM +0200, Arnd Bergmann wrote:
> Each of these drivers has a copy of the same trivial helper function to
> convert the pointer argument and then call the native ioctl handler.
> 
> We now have a generic implementation of that, so use it.
> 
> Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
> Reviewed-by: Jason Gunthorpe <jgg@...lanox.com>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/char/ppdev.c              | 12 +---------
>  drivers/char/tpm/tpm_vtpm_proxy.c | 12 +---------
>  drivers/firewire/core-cdev.c      | 12 +---------
>  drivers/hid/usbhid/hiddev.c       | 11 +--------
>  drivers/hwtracing/stm/core.c      | 12 +---------
>  drivers/misc/mei/main.c           | 22 +----------------
>  drivers/mtd/ubi/cdev.c            | 36 +++-------------------------
>  drivers/net/tap.c                 | 12 +---------
>  drivers/staging/pi433/pi433_if.c  | 12 +---------
>  drivers/usb/core/devio.c          | 16 +------------
>  drivers/vfio/vfio.c               | 39 +++----------------------------
>  drivers/vhost/net.c               | 12 +---------
>  drivers/vhost/scsi.c              | 12 +---------
>  drivers/vhost/test.c              | 12 +---------
>  drivers/vhost/vsock.c             | 12 +---------
>  fs/fat/file.c                     | 13 +----------
>  16 files changed, 20 insertions(+), 237 deletions(-)

The vhost parts look good:

Reviewed-by: Stefan Hajnoczi <stefanha@...hat.com>

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