Re: [PATCH v3 9/9] zram: use crypto decompress_noctx API

[Joonsoo Kim]

On Mon, Sep 21, 2015 at 04:56:00PM +0900, Sergey Senozhatsky wrote:
> On (09/18/15 14:19), Joonsoo Kim wrote:
> [..]
> > +	/*
> > +	 * Prepare to use crypto decompress_noctx API. One tfm is required
> > +	 * to initialize crypto algorithm properly and fetch corresponding
> > +	 * function pointer. But, it is sharable for multiple concurrent
> > +	 * decompress users.
> > +	 */
> 
> if comp algorithm require zstrm for both compression and decompression,
> then there seems to be no need in allocating sharable ->tfm_noctx, we
> will never use it.
> 

Yes, in that case, NULL will be returned. I should describe it on
somewhere.

Thanks.
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