On 5 January 2016 at 04:13, Mark Brown wrote:
> On Sat, Jan 02, 2016 at 11:46:08PM +0100, Milan Broz wrote:
>
>> Anyway, I think that you should optimize driver, not add strange hw-dependent
>> crypto modes to dmcrypt. This is not the first crypto accelerator that is
>> just not
>> suited for thi
On Sat, Jan 02, 2016 at 11:46:08PM +0100, Milan Broz wrote:
> Anyway, I think that you should optimize driver, not add strange hw-dependent
> crypto modes to dmcrypt. This is not the first crypto accelerator that is
> just not
> suited for this kind of use.
> (If it can process batch of chunks o
Hi Milan,
On 3 January 2016 at 06:46, Milan Broz wrote:
>
> Sorry for delay, I tried to compile it.
> It doesn't crash now, but it also does not work.
>
> You usage of IV in XTS mode is not correct - it cannot just work this way,
> you have to initialize IV after each block. And just one write no
On 12/17/2015 08:37 AM, Baolin Wang wrote:
> Hi Milan,
>
> On 16 December 2015 at 16:08, Milan Broz wrote:
>> On 12/16/2015 04:18 AM, Baolin Wang wrote:
>>> From the dm-crypt performance report, we found it shows low efficiency
>>> with crypto engine for some mode (like ecb or xts mode). Because
Hi Milan,
On 16 December 2015 at 16:08, Milan Broz wrote:
> On 12/16/2015 04:18 AM, Baolin Wang wrote:
>> From the dm-crypt performance report, we found it shows low efficiency
>> with crypto engine for some mode (like ecb or xts mode). Because in dm
>> crypt, it will map the IO data buffer with
On 16 December 2015 at 16:08, Milan Broz wrote:
> On 12/16/2015 04:18 AM, Baolin Wang wrote:
>> From the dm-crypt performance report, we found it shows low efficiency
>> with crypto engine for some mode (like ecb or xts mode). Because in dm
>> crypt, it will map the IO data buffer with scatterlist
On 12/16/2015 04:18 AM, Baolin Wang wrote:
> From the dm-crypt performance report, we found it shows low efficiency
> with crypto engine for some mode (like ecb or xts mode). Because in dm
> crypt, it will map the IO data buffer with scatterlist, and send the
> scatterlist of one bio to the encrypt
>From the dm-crypt performance report, we found it shows low efficiency
with crypto engine for some mode (like ecb or xts mode). Because in dm
crypt, it will map the IO data buffer with scatterlist, and send the
scatterlist of one bio to the encryption engine, if send more scatterlists
with bigger
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