From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org, x86@kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Jamie Lokier <jamie@shareable.org>
Subject: Re: [PATCH] x86: Add support for 64bit get_user() on x86-32
Date: Fri, 8 Feb 2013 18:24:27 +0200 [thread overview]
Message-ID: <20130208162427.GG9135@intel.com> (raw)
In-Reply-To: <5113EB64.2080002@zytor.com>
On Thu, Feb 07, 2013 at 09:59:00AM -0800, H. Peter Anvin wrote:
> On 02/07/2013 08:53 AM, Ville Syrjälä wrote:
> >
> > Based on the initial response there seems to be some interest towards
> > it at least. So I'm wondering what's the next step. Is it OK as is,
> > or does it need more work, or would people want to extend it to include
> > more of the original work?
> >
> > I have quite a lot of other stuff on my plate currently, so it'd
> > actually be nice if I could find someone to adopt this patch,
> > especially if there's interest in increasing the scope.
> >
>
> Well, we can put it in and see what happens. It looks good from what I
> can see.
>
> How have you tested it?
I've tried it with my drm/kms atomic pageflip/modeset code. I also had
a small test module that did a couple of different sized get_user()
calls, but I'll be damned if I can find it again.
--
Ville Syrjälä
Intel OTC
next prev parent reply other threads:[~2013-02-08 16:24 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-12 11:34 [PATCH] x86: Add support for 64bit get_user() on x86-32 ville.syrjala
2012-12-12 16:15 ` H. Peter Anvin
2012-12-12 16:32 ` Ville Syrjälä
2012-12-12 16:45 ` H. Peter Anvin
2013-02-07 16:53 ` Ville Syrjälä
2013-02-07 17:59 ` H. Peter Anvin
2013-02-08 16:24 ` Ville Syrjälä [this message]
2013-02-08 17:30 ` H. Peter Anvin
2013-02-08 18:23 ` Ville Syrjälä
2013-02-08 19:08 ` H. Peter Anvin
2013-02-09 10:41 ` Borislav Petkov
2013-02-09 11:00 ` Russell King - ARM Linux
2013-02-12 1:37 ` [tip:x86/mm] x86, mm: Use a bitfield to mask nuisance get_user() warnings tip-bot for H. Peter Anvin
2013-02-12 3:33 ` Linus Torvalds
2013-02-12 4:21 ` H. Peter Anvin
2013-02-12 4:42 ` Linus Torvalds
2013-02-12 4:47 ` Linus Torvalds
2013-02-12 4:51 ` H. Peter Anvin
2013-02-12 7:12 ` H. Peter Anvin
2013-02-12 8:10 ` Ingo Molnar
2013-02-12 16:38 ` H.J. Lu
2013-02-12 17:00 ` Linus Torvalds
2013-02-12 17:14 ` H. Peter Anvin
2013-02-12 17:30 ` H.J. Lu
2013-02-12 18:25 ` H. Peter Anvin
2013-02-12 18:29 ` H.J. Lu
2013-02-12 18:46 ` Linus Torvalds
2013-02-12 18:58 ` H. Peter Anvin
2013-02-12 20:55 ` [tip:x86/mm] x86, mm: Redesign get_user with a __builtin_choose_expr hack tip-bot for H. Peter Anvin
2013-02-12 23:06 ` Linus Torvalds
2013-02-12 23:19 ` H. Peter Anvin
2013-02-12 23:49 ` Linus Torvalds
2013-02-12 23:52 ` H. Peter Anvin
2013-02-13 0:01 ` [tip:x86/mm] x86, doc: Clarify the use of asm("%edx") in uaccess.h tip-bot for H. Peter Anvin
2013-02-12 23:21 ` [tip:x86/mm] x86, mm: Redesign get_user with a __builtin_choose_expr hack Russell King - ARM Linux
2013-02-12 17:32 ` [tip:x86/mm] x86, mm: Use a bitfield to mask nuisance get_user() warnings Linus Torvalds
2013-02-12 17:35 ` H. Peter Anvin
2013-02-12 17:49 ` Linus Torvalds
2013-02-12 17:57 ` Russell King - ARM Linux
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