From: Greg KH <gregkh@linuxfoundation.org>
To: Colin Cross <ccross@android.com>
Cc: "devel@driverdev.osuosl.org" <devel@driverdev.osuosl.org>,
"Ian Rogers" <irogers@google.com>,
"Serban Constantinescu" <serban.constantinescu@arm.com>,
lkml <linux-kernel@vger.kernel.org>,
"Arve Hjønnevåg" <arve@android.com>,
"John Stultz" <john.stultz@linaro.org>,
romlem@android.com, "David Butcher" <Dave.Butcher@arm.com>
Subject: Re: [PATCH v1 9/9] staging: android: binder: Add binder compat layer
Date: Wed, 4 Dec 2013 13:43:25 -0800 [thread overview]
Message-ID: <20131204214325.GA19565@kroah.com> (raw)
In-Reply-To: <CAMbhsRRP=ccdMb5PNwyYab+JoMdh+rmo2qF1naEDGBFCdMz9=A@mail.gmail.com>
On Wed, Dec 04, 2013 at 12:46:42PM -0800, Colin Cross wrote:
> On Wed, Dec 4, 2013 at 10:35 AM, Greg KH <gregkh@linuxfoundation.org> wrote:
> <snip>
>
> > And finally, is this all really needed? Why not just fix the structures
> > to be "correct", and then fix userspace to use the correct structures as
> > well, thereby not needing a compat layer at all?
>
> Some of the binder ioctls take userspace pointers. Are you suggesting
> storing those pointers in a __u64 to avoid having to have a
> compat_ioctl?
Yes, that's the best way to solve the issue, right?
thanks,
greg k-h
next prev parent reply other threads:[~2013-12-04 21:43 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-04 18:09 [PATCH v1 0/9] Android: Add Support for Binder Compat Serban Constantinescu
2013-12-04 18:09 ` [PATCH v1 1/9] staging: android: binder: Move some of the logic into subfunction Serban Constantinescu
2013-12-05 8:00 ` Dan Carpenter
2013-12-05 18:37 ` Serban Constantinescu
2013-12-05 8:18 ` Dan Carpenter
2013-12-05 15:31 ` Greg KH
2013-12-05 18:35 ` Serban Constantinescu
2013-12-04 18:09 ` [PATCH v1 2/9] staging: android: binder: Add binder_copy_to_user() Serban Constantinescu
2013-12-04 23:17 ` Greg KH
2013-12-05 18:44 ` Serban Constantinescu
2013-12-05 8:36 ` Dan Carpenter
2013-12-04 18:09 ` [PATCH v1 3/9] staging: android: binder: Add cmd == CMD_NAME handling Serban Constantinescu
2013-12-05 8:40 ` Dan Carpenter
2013-12-05 18:50 ` Serban Constantinescu
2013-12-04 18:09 ` [PATCH v1 4/9] staging: android: binder: Add align_helper() macro Serban Constantinescu
2013-12-05 8:41 ` Dan Carpenter
2013-12-04 18:09 ` [PATCH v1 5/9] staging: android: binder: Add deref_helper() macro Serban Constantinescu
2013-12-04 18:09 ` [PATCH v1 6/9] staging: android: binder: Add size_helper() macro Serban Constantinescu
2013-12-04 18:09 ` [PATCH v1 7/9] staging: android: binder: Add copy_flat_binder_object() Serban Constantinescu
2013-12-04 18:09 ` [PATCH v1 8/9] staging: android: binder: Add binder compat handling to binder.h Serban Constantinescu
2013-12-04 18:09 ` [PATCH v1 9/9] staging: android: binder: Add binder compat layer Serban Constantinescu
2013-12-04 18:35 ` Greg KH
2013-12-04 20:46 ` Colin Cross
2013-12-04 21:43 ` Greg KH [this message]
2013-12-04 21:55 ` Colin Cross
2013-12-04 22:02 ` Greg KH
2013-12-04 22:22 ` Colin Cross
2013-12-05 0:02 ` Greg KH
2013-12-05 0:21 ` Colin Cross
2013-12-05 2:02 ` Arve Hjønnevåg
2013-12-05 18:31 ` Serban Constantinescu
2013-12-05 18:49 ` Greg KH
2013-12-10 3:01 ` Octavian Purdila
2013-12-11 3:21 ` Arve Hjønnevåg
2013-12-11 18:10 ` Octavian Purdila
2013-12-11 23:00 ` Arve Hjønnevåg
2013-12-12 8:45 ` Octavian Purdila
2013-12-13 5:14 ` Arve Hjønnevåg
2013-12-13 7:39 ` Octavian Purdila
2013-12-04 23:21 ` One Thousand Gnomes
2013-12-04 23:40 ` Colin Cross
2013-12-05 0:32 ` One Thousand Gnomes
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