From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Jan Beulich <JBeulich@novell.com>
Cc: Jiri Slaby <jslaby@suse.cz>, Tim Deegan <Tim.Deegan@citrix.com>,
akpm@linux-foundation.org,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] fix jiffy calculations in calibrate_delay_direct to handle overflow
Date: Wed, 09 Feb 2011 10:48:02 -0800 [thread overview]
Message-ID: <4D52E162.5030308@goop.org> (raw)
In-Reply-To: <4D52A241020000780003107A@vpn.id2.novell.com>
On 02/09/2011 05:18 AM, Jan Beulich wrote:
>>>> On 09.02.11 at 10:53, Jiri Slaby <jslaby@suse.cz> wrote:
>> On 02/09/2011 10:44 AM, Jan Beulich wrote:
>>>>>> On 09.02.11 at 10:21, Jiri Slaby <jslaby@suse.cz> wrote:
>>>> On 02/09/2011 09:31 AM, Jan Beulich wrote:
>>>>> Fixes a hang when booting as dom0 under Xen, when jiffies can be
>>>>> quite large by the time the kernel init gets this far.
>>>> As I wrote this might happen if the boot till this point takes ~ 5
>>>> minutes because we start at -5 minutes.
>>>>
>>>> That said, is this a candidate for stable? (If so, please CC stable.)
>>> Honestly, I'm not certain (given that mainline Xen Dom0 support
>>> is still only in its beginnings).
>> What about other VMs? If I run few non-kvm qemu VMs (kvm presets lpj) on
>> a busy dual-core machine, this will be a problem too, right?
> Yes, quite possible indeed.
Seems like stable material since it 1) has fixed a real bug, and 2) is
the right way to do things anyway. It just hasn't been seen to fix a
bug in a stable kernel, so perhaps not. If it were any more complex
then wouldn't push it.
J
next prev parent reply other threads:[~2011-02-09 18:48 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-09 8:31 [PATCH] fix jiffy calculations in calibrate_delay_direct to handle overflow Jan Beulich
2011-02-09 9:21 ` Jiri Slaby
2011-02-09 9:44 ` Jan Beulich
2011-02-09 9:53 ` Jiri Slaby
2011-02-09 13:18 ` Jan Beulich
2011-02-09 18:48 ` Jeremy Fitzhardinge [this message]
2011-02-09 20:54 ` Linus Torvalds
2011-02-10 8:48 ` Jan Beulich
-- strict thread matches above, loose matches on Subject: below --
2011-02-10 8:50 Jan Beulich
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