Hi:
I used your patch and test it on MPC8548 board. Today, I found a
problem when doing raid5 recovering.
talitos e003.crypto: master data transfer error
talitos e003.crypto: xor operation: talitos error -22
[ cut here ]
Kernel BUG at c02dcb6c [verbose debug info un
On Fri, Dec 18, 2009 at 03:17:42PM -0700, Dan Williams wrote:
> On Fri, Dec 18, 2009 at 8:02 AM, Li Yang-R58472 wrote:
> >
> >>Subject: Re: [PATCH v2 2/2] Crypto: Talitos: Support for
> >>Async_tx XOR offload
> >>
> >>Ira W. Snyder wrote:
> &g
On Fri, Dec 18, 2009 at 8:02 AM, Li Yang-R58472 wrote:
>
>>Subject: Re: [PATCH v2 2/2] Crypto: Talitos: Support for
>>Async_tx XOR offload
>>
>>Ira W. Snyder wrote:
>>> Yes, I have used the device_prep_dma_interrupt()
>>functionality quite a
>>>
>Subject: Re: [PATCH v2 2/2] Crypto: Talitos: Support for
>Async_tx XOR offload
>
>Ira W. Snyder wrote:
>> Yes, I have used the device_prep_dma_interrupt()
>functionality quite a
>> while back. However, I found it to be pretty much useless.
>
>The specific case
>Subject: Re: [PATCH v2 2/2] Crypto: Talitos: Support for
>Async_tx XOR offload
>
>On Wed, Dec 16, 2009 at 03:47:48PM -0700, Dan Williams wrote:
>> Kumar Gala wrote:
>> >>> Changes with respect to v1 as per comments received o.
>Rebased to
>> >>
On Thu, Dec 17, 2009 at 11:45 AM, Kumar Gala wrote:
>> The specific case it is needed for Talitos/raid is a channel switch
>> interrupt. The interrupt causes the cleanup operation to be run which will
>> kick off any pending dependent operations on the xor channel. In the raid
>> case we only
On Dec 17, 2009, at 11:44 AM, Dan Williams wrote:
> Ira W. Snyder wrote:
>> Yes, I have used the device_prep_dma_interrupt() functionality quite a
>> while back. However, I found it to be pretty much useless.
>
> The specific case it is needed for Talitos/raid is a channel switch
> interrupt.
Ira W. Snyder wrote:
Yes, I have used the device_prep_dma_interrupt() functionality quite a
while back. However, I found it to be pretty much useless.
The specific case it is needed for Talitos/raid is a channel switch
interrupt. The interrupt causes the cleanup operation to be run which
wil
On Dec 17, 2009, at 11:09 AM, Ira W. Snyder wrote:
> On Wed, Dec 16, 2009 at 03:47:48PM -0700, Dan Williams wrote:
>> Kumar Gala wrote:
> Changes with respect to v1 as per comments received
> o. Rebased to linux-next as of 20091216
> o. The selection is based exclusive of fsldma
>
On Wed, Dec 16, 2009 at 03:47:48PM -0700, Dan Williams wrote:
> Kumar Gala wrote:
> >>> Changes with respect to v1 as per comments received
> >>> o. Rebased to linux-next as of 20091216
> >>> o. The selection is based exclusive of fsldma
> >>> o. Intoduced a new Kernel Configuration variable
> >>>
Kumar Gala wrote:
Changes with respect to v1 as per comments received
o. Rebased to linux-next as of 20091216
o. The selection is based exclusive of fsldma
o. Intoduced a new Kernel Configuration variable
*. This enables selecting the Cryptographic functionality
of Talitos along with fsldm
On Dec 16, 2009, at 4:41 PM, Kim Phillips wrote:
> On Wed, 16 Dec 2009 21:04:58 +0530
> Vishnu Suresh wrote:
>
>> Expose Talitos's XOR functionality to be used for
>> RAID Parity calculation via the Async_tx layer.
>>
>> Known Issue:
>> When used with fsldma, random crashes are observed
>> on
On Wed, 16 Dec 2009 21:04:58 +0530
Vishnu Suresh wrote:
> Expose Talitos's XOR functionality to be used for
> RAID Parity calculation via the Async_tx layer.
>
> Known Issue:
> When used with fsldma, random crashes are observed
> on some platforms. Hence, inter-operability with fsldma
> is curre
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