Re: Bug of dm-crypt?

[Herbert Xu]

On Fri, Feb 27, 2009 at 09:41:02AM +0100, Milan Broz wrote:
> 
> Can you send me backtrace from that panic?
> 
> What's wrong in async callback now - mempool_free using async_req directly?

The req you get in the completion function is not necessarily
the req that you started with.  The only thing you can rely on
is req->data.

> (Btw in some previous discussuion I asked if cryptd can be used
> for some kind of parallel speedup for dm-crypt in async mode and response
> was that cryptd "is only meant to be a demo showing how an async
> implementation should be written".
> 
> So this changed to real working thread for AES-NI?)

Yes we changed it :) cryptd is no longer for fun only.

Cheers,
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