From: Jason Wang <jasowang@redhat.com>
To: "H. Peter Anvin" <hpa@zytor.com>,
kys@microsoft.com, haiyangz@microsoft.com, tglx@linutronix.de,
mingo@redhat.com, x86@kernel.org, devel@linuxdriverproject.org,
linux-kernel@vger.kernel.org
Cc: "stable@vger.kernel.org >> Stable" <stable@vger.kernel.org>
Subject: Re: [PATCH] x86, hyperv: bypass the timer_irq_works() check
Date: Tue, 11 Feb 2014 16:30:28 +0800 [thread overview]
Message-ID: <52F9DFA4.60106@redhat.com> (raw)
In-Reply-To: <52E49236.6080805@redhat.com>
On 01/26/2014 12:42 PM, Jason Wang wrote:
> On 01/25/2014 05:20 AM, H. Peter Anvin wrote:
>> On 01/23/2014 10:02 PM, Jason Wang wrote:
>>> This patch bypass the timer_irq_works() check for hyperv guest since:
>>>
>>> - It was guaranteed to work.
>>> - timer_irq_works() may fail sometime due to the lpj calibration were inaccurate
>>> in a hyperv guest or a buggy host.
>>>
>>> In the future, we should get the tsc frequency from hypervisor and use preset
>>> lpj instead.
>>>
>>> Cc: K. Y. Srinivasan <kys@microsoft.com>
>>> Cc: Haiyang Zhang <haiyangz@microsoft.com>
>>> Signed-off-by: Jason Wang <jasowang@redhat.com>
>> This should be in -stable, right?
>>
>> -hpa
>>
>>
> Oh, right.
>
> Cc: <stable@vger.kernel.org>
Ping, need I resend the patch or it's ok for you to apply?
prev parent reply other threads:[~2014-02-11 8:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-24 6:02 [PATCH] x86, hyperv: bypass the timer_irq_works() check Jason Wang
2014-01-24 21:16 ` KY Srinivasan
2014-01-24 21:20 ` H. Peter Anvin
2014-01-26 4:42 ` Jason Wang
2014-02-11 8:30 ` Jason Wang [this message]
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