Re: [PATCH v2 2/2] Crypto: Talitos: Support for Async_tx XORoffload

[Kim Phillips]

On Wed, 16 Dec 2009 21:04:58 +0530
Vishnu Suresh <Vishnu@xxxxxxxxxxxxx> 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 currently disabled
> 
> Thanks to Surender Kumar and Lee Nipper for their help in
> realising this driver
> 
> Signed-off-by: Kim Phillips <kim.phillips@xxxxxxxxxxxxx>
> Signed-off-by: Dipen Dudhat <Dipen.Dudhat@xxxxxxxxxxxxx>
> Signed-off-by: Maneesh Gupta <Maneesh.Gupta@xxxxxxxxxxxxx>
> Signed-off-by: Vishnu Suresh <Vishnu@xxxxxxxxxxxxx>
> ---
> 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 fsldma.
>    *. Disables the XOR parity calculation offload, if fsldma enabled
>       either as kernel in-built or as a module
>    *. Once the inter-operability with fsldma is resolved, this option
>       can be removed

wait, why can't the interoperability bug be fixed in the first place?

Kim
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