>-----Original Message-----
>From: Robin Getz [mailto:[email protected]]
>Sent: Wednesday, March 24, 2010 12:03 AM
>To: Song, Barry
>Cc: [email protected];
>[email protected]
>Subject: Re: [Linux-kernel-commits] [8528]
>trunk/drivers/serial/bfin_5xx.c: bfin-serial: use nosync mode
>for dma_disable_irq in timer function
>
>On Mon 22 Mar 2010 22:14, Song, Barry pondered:
>>
>> >-----Original Message-----
>> >From: Robin Getz [mailto:[email protected]]
>> >Sent: Tuesday, March 23, 2010 2:20 AM
>> >To: [email protected]
>> >Cc: [email protected]
>> >Subject: Re: [Linux-kernel-commits] [8528]
>> >trunk/drivers/serial/bfin_5xx.c: bfin-serial: use nosync mode
>> >for dma_disable_irq in timer function
>> >
>> >On Mon 22 Mar 2010 05:37, [email protected] pondered:
>> >> Revision
>> >>
>> >8528<http://blackfin.uclinux.org/gf/project/linux-kernel/scmsvn
>> >/?action=browse&path=/&view=rev&root=linux-kernel&revision=8528>
>> >> Author
>> >> bhsong<http://blackfin.uclinux.org/gf/user/bhsong/>
>> >> Date
>> >> 2010-03-22 05:37:11 -0400 (Mon, 22 Mar 2010)
>> >> Log Message
>> >>
>> >> bfin-serial: use nosync mode for dma_disable_irq in
>timer function
>> >
>> >Why? Does this fix a bug?
>>
>> It doesn't fix any existing bug. Just call an atomic version
>in softirq
>> context to avoid possible deadlock.
>
>Then that is what belongs in the changelog....
Ok. Thanks for pointing out.
>
>
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