From: Thomas Gleixner <tglx@linutronix.de>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Greg KH <greg@kroah.com>, Greg Kroah-Hartman <gregkh@suse.de>,
"Hans J. Koch" <hjk@linutronix.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/5] uio: Support 2^MINOR_BITS minors
Date: Wed, 22 Sep 2010 00:26:22 +0200 (CEST) [thread overview]
Message-ID: <alpine.LFD.2.00.1009220024470.2416@localhost6.localdomain6> (raw)
In-Reply-To: <m1aana3fgc.fsf@fess.ebiederm.org>
On Tue, 21 Sep 2010, Eric W. Biederman wrote:
> Thomas Gleixner <tglx@linutronix.de> writes:
> The compiler will make this transformation on it's own when it compiles
> the code, because it does result in slightly better code.
I doubt the compiler part, but I'm not religious about that. It's a
question of personal preference.
> *shrug* In the grand scheme of things it isn't a big deal.
>
> I'm much more interested in getting the uio driver hotplug safe so when
> I physically remove a device I am using I don't get a kernel crash.
No objections.
tglx
next prev parent reply other threads:[~2010-09-21 22:26 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-14 18:35 [PATCH 0/5] Uio enhancements Eric W. Biederman
2010-09-14 18:36 ` [PATCH 1/5] uio: Fix lack of locking in init_uio_class Eric W. Biederman
2010-09-17 20:32 ` Thomas Gleixner
2010-09-17 20:49 ` Hans J. Koch
2010-09-14 18:36 ` [PATCH 2/5] uio: Don't clear driver data Eric W. Biederman
2010-09-17 20:33 ` Thomas Gleixner
2010-09-17 20:50 ` Hans J. Koch
2010-09-14 18:37 ` [PATCH 3/5] uio: Cleanup irq handling Eric W. Biederman
2010-09-17 20:34 ` Thomas Gleixner
2010-09-17 20:51 ` Hans J. Koch
2010-09-14 18:38 ` [PATCH 4/5] uio: Support 2^MINOR_BITS minors Eric W. Biederman
2010-09-17 20:36 ` Thomas Gleixner
2010-09-17 20:57 ` Hans J. Koch
2010-09-17 21:09 ` Greg KH
2010-09-21 21:08 ` Greg KH
2010-09-21 21:38 ` Thomas Gleixner
2010-09-21 21:56 ` Greg KH
2010-09-21 22:21 ` Eric W. Biederman
2010-09-21 22:26 ` Thomas Gleixner [this message]
2010-09-14 18:38 ` [PATCH 5/5] uio: Statically allocate uio_class and use class .dev_attrs Eric W. Biederman
2010-09-17 20:37 ` Thomas Gleixner
2010-09-17 20:57 ` Hans J. Koch
2010-09-17 20:59 ` [PATCH 0/5] Uio enhancements Hans J. Koch
2010-09-20 7:19 ` [PATCH 0/5] uio hotplug support Eric W. Biederman
2010-09-20 7:21 ` [PATCH 1/5] uio: Simplify the lifetime logic of struct uio_device Eric W. Biederman
2010-09-20 7:21 ` [PATCH 2/5] uio: Kill unused vma_count Eric W. Biederman
2010-09-20 7:23 ` [PATCH 3/5] uio: Remove unused uio_info mmap method Eric W. Biederman
2010-09-20 7:23 ` [PATCH 4/5] libunload: A library to help remove open files Eric W. Biederman
2010-09-20 7:24 ` [PATCH 5/5] uio: Implement hotunplug support, using libunload Eric W. Biederman
2010-09-24 10:55 ` Hans J. Koch
2010-09-24 17:11 ` Eric W. Biederman
2010-09-25 2:06 ` [PATCH] uio: Fix accidentally changed return value in uio_read Eric W. Biederman
2010-09-24 10:45 ` [PATCH 0/5] uio hotplug support Hans J. Koch
2010-09-24 17:14 ` Eric W. Biederman
2010-09-24 17:31 ` Hans J. Koch
2010-09-24 18:38 ` Eric W. Biederman
2010-09-25 0:05 ` Eric W. Biederman
2010-09-25 0:33 ` Greg KH
2010-09-25 1:54 ` Eric W. Biederman
2010-09-26 19:21 ` Greg KH
2010-09-26 22:46 ` [PATCH 1/5] uio: Simplify the lifetime logic of struct uio_device Eric W. Biederman
2010-09-30 22:00 ` Hans J. Koch
2010-09-26 22:47 ` [PATCH 2/5] uio: Kill unused vma_count Eric W. Biederman
2010-09-26 22:48 ` [PATCH 3/5] uio: Remove unused uio_info mmap method Eric W. Biederman
2010-10-04 9:26 ` Hans J. Koch
2010-09-26 22:48 ` [PATCH 4/5] libunload: A library to help remove open files Eric W. Biederman
2010-10-04 9:56 ` Hans J. Koch
2010-09-26 22:49 ` [PATCH 5/5] uio: Implement hotunplug support, using libunload Eric W. Biederman
2010-10-04 10:47 ` Hans J. Koch
2010-10-04 12:34 ` Hans J. Koch
2010-10-04 18:19 ` Eric W. Biederman
2010-10-04 18:52 ` Hans J. Koch
2010-09-26 22:49 ` [PATCH 6/5] uio: Fix accidentally changed return value in uio_read Eric W. Biederman
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