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From: "Luis R. Rodriguez" <mcgrof@gmail.com>
Date: Mon, 28 Feb 2011 09:21:01 -0800
Message-ID: <AANLkTikxfjcStGND0SAqgCA+sZBEa0Xo_mf-ZGpsQrks@mail.gmail.com>
Subject: Re: [stable] [stable 2.6.37][PATCH] ath9k: Fix ath9k to allow CPU to
 enter C3 state.
To: Vivek Natarajan <vivek.natraj@gmail.com>
Cc: Greg KH <greg@kroah.com>,
	Mohammed Shafi Shajakhan <mshajakhan@atheros.com>,
	linux-wireless@vger.kernel.org, stable@kernel.org
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Sender: linux-wireless-owner@vger.kernel.org

On Mon, Feb 28, 2011 at 9:20 AM, Luis R. Rodriguez <mcgrof@gmail.com> wrote:
> On Mon, Feb 28, 2011 at 8:52 AM, Vivek Natarajan <vivek.natraj@gmail.com> wrote:
>> On Mon, Feb 28, 2011 at 8:18 PM, Luis R. Rodriguez <mcgrof@gmail.com> wrote:
>>> On Mon, Feb 28, 2011 at 6:22 AM, Greg KH <greg@kroah.com> wrote:
>>>> On Mon, Feb 28, 2011 at 11:50:53AM +0530, Vivek Natarajan wrote:
>>>>> The default qos value of 55 causes higher power consumption
>>>>> and the battery drains out quickly. So, remove the pm_qos request
>>>>> in the driver and the throughout issue in the Intel Pinetrail
>>>>> platforms in which the DMA latency is seen can be fixed with
>>>>> the following script:
>>>>> http://www.kernel.org/pub/linux/kernel/people/mcgrof/scripts/cpudmalatency.c
>>>>> http://johannes.sipsolutions.net/files/netlatency.c.txt
>>>>>
>>>>> More details can be found in the following bugzilla link:
>>>>> https://bugzilla.kernel.org/show_bug.cgi?id=27532
>>>>>
>>>>> Cc: stable@kernel.org
>>>>> Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
>>>>> Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
>>>>
>>>> Why did you send me 3 copies of this patch, when I don't need any copies
>>>> of it?
>>>>
>>>> Totally confused,
>>>
>>> Vivek, please only ask John to send this to David as stable so it can
>>> get into 2.6.38-rc, then once there you can refer the sha1sum from
>>> Linus' tree and justify propagating into the stable series.
>>>
>> I had sent separate patches for v2.6.37 and for v2.6.38 since the
>> patch could not be applied directly to previous versions. So, should I
>> send this rebased patch for v2.6.37 only after it makes it into
>> v2.6.38?
>
> Affirmative. You cannot propagate stable patches unless they are
> already in Linus' tree.

See:

http://wireless.kernel.org/en/users/Documentation/Fix_Propagation

  Luis