Re: [PATCH v3 1/3] ima: use ahash API for file hash calculation

[Marek Vasut]

On Thursday, July 10, 2014 at 01:18:41 PM, Dmitry Kasatkin wrote:
[...]
> > All right, that was my understanding of the entire discussion -- an
> > accelerator dying mid-way and what will IMA do about that.
> > 
> >> But as we fallback to early allocated shash, which is not USB yet,
> >> then there is no problem.
> >> ahash itself does not bring any other additional problem than shash
> >> itself. They are compiled builtin together.
> > 
> > Sure, I understood that. But what will happen if the ahash accelerator
> > stops working mid-flight, will IMA also go bonkers or is there some
> > graceful stop?
> 
> shash fallback will be used.

Ah, thank you for clearing this!

Best regards,
Marek Vasut
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