From: Cyrill Gorcunov <gorcunov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
Cc: Christopher Covington
<cov-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Michael Kerrisk
<mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
Andrey Vagin <avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>,
Pavel Emelyanov <xemul-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>,
Vladimir Davydov
<vdavydov-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>,
Linux ARM kernel mailing list
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: [patch 3/4] timerfd: Implement timerfd_ioctl method to restore timerfd_ctx::ticks
Date: Wed, 2 Jul 2014 23:07:06 +0400 [thread overview]
Message-ID: <20140702190706.GH12440@moon> (raw)
In-Reply-To: <4188254.Av1Z2pQssC@wuerfel>
On Wed, Jul 02, 2014 at 09:01:02PM +0200, Arnd Bergmann wrote:
> > >
> > > 64-bit get_user is currently unsupported on ARM, although it appears work is
> > > ongoing [1].
> > >
> > > 1. https://lkml.org/lkml/2014/6/17/260
> >
> > Thanks for info, Christopher! What arm camp is using then, copy-from-user?
> >
>
> copy_from_user should work on all architectures. I believe a 64-bit get_user
> is currently unsupported on most 32-bit architectures, x86-32 being a notable
> exception.
Thanks, I'll update.
next prev parent reply other threads:[~2014-07-02 19:07 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-23 18:54 [patch 0/4] timerfd c/r support, v4 Cyrill Gorcunov
2014-06-23 18:54 ` [patch 1/4] timerfd: Implement show_fdinfo method Cyrill Gorcunov
[not found] ` <20140623190345.354980826-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2014-06-24 22:02 ` Cyrill Gorcunov
2014-06-23 18:54 ` [patch 2/4] docs: procfs -- Document timerfd output Cyrill Gorcunov
2014-06-23 18:54 ` [patch 3/4] timerfd: Implement timerfd_ioctl method to restore timerfd_ctx::ticks Cyrill Gorcunov
[not found] ` <20140623190345.499956567-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2014-06-24 22:03 ` Cyrill Gorcunov
2014-07-02 16:49 ` Christopher Covington
[not found] ` <53B4382F.9030908-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2014-07-02 17:04 ` Cyrill Gorcunov
2014-07-02 19:01 ` Arnd Bergmann
2014-07-02 19:07 ` Cyrill Gorcunov [this message]
2014-07-02 19:36 ` Cyrill Gorcunov
2014-06-23 18:54 ` [patch 4/4] timerfd.2: Add ioctl method description Cyrill Gorcunov
[not found] ` <20140623185431.396309193-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2014-06-23 19:44 ` [patch 0/4] timerfd c/r support, v4 Andrew Vagin
2014-06-30 19:43 ` Cyrill Gorcunov
2014-07-15 13:54 ` Cyrill Gorcunov
2014-07-15 16:11 ` Thomas Gleixner
2014-07-15 16:25 ` Cyrill Gorcunov
2014-07-15 21:08 ` Thomas Gleixner
2014-07-15 21:14 ` Cyrill Gorcunov
2014-07-15 21:16 ` Thomas Gleixner
2014-07-15 21:18 ` Cyrill Gorcunov
2014-07-15 21:20 ` Thomas Gleixner
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