Message-ID: <4C1AD5A8.1030203@windriver.com>
Date: Fri, 18 Jun 2010 10:10:48 +0800
From: DDD <dongdong.deng@windriver.com>
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To: Greg KH <greg@kroah.com>
CC: jason.wessel@windriver.com, gregkh@suse.de, galak@kernel.crashing.org,
       bruce.ashfield@windriver.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] serial: cpm_uart: implement the cpm_uart_early_write()
 function for console poll
References: <1276744420-7845-1-git-send-email-dongdong.deng@windriver.com> <20100617173101.GB24362@kroah.com>
In-Reply-To: <20100617173101.GB24362@kroah.com>
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Greg KH wrote:
> On Thu, Jun 17, 2010 at 11:13:40AM +0800, Dongdong Deng wrote:
>> The cpm_uart_early_write() function which was used for console poll
>> isn't implemented in the cpm uart driver.
>>
>> Implementing this function both fixes the build and allows
>> kgdboc to work via the cpm uart.
> 
> So this is needed for the .35 release, right?  Any older kernel releases
> as well?

Yes, it is needed for the .35 release.

The cpm_uart_early_write() of cpm_uart was introduced at 2.6.27,
so this patch is needed from 2.6.27.

Thanks,
Dongdong

> 
> thanks,
> 
> greg k-h
> 

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