linux-kernel - Re: [PATCH 0/7] zram: switch to crypto api

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Message-ID: <20160526004312.GB9302@js1304-P5Q-DELUXE>
Date:	Thu, 26 May 2016 09:43:12 +0900
From:	Joonsoo Kim <iamjoonsoo.kim@....com>
To:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Cc:	Minchan Kim <minchan@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Subject: Re: [PATCH 0/7] zram: switch to crypto api

On Wed, May 25, 2016 at 11:29:59PM +0900, Sergey Senozhatsky wrote:
> Hello,
> 
>   This has started as a 'add zlib support' work, but after some
> thinking I saw no blockers for a bigger change -- a switch to
> crypto API.
> 
>   We don't have an idle zstreams list anymore and our write path
> now works absolutely differently, preventing preemption during
> compression. This removes possibilities of read paths preempting
> writes at wrong places and opens the door for a move from custom
> LZO/LZ4 compression backends implementation to a more generic one,
> using crypto compress API.

Hello, Sergey.

I don't look at each patches deeply but nice work! I didn't notice that
rececnt zram changes makes thing simpler. :)

Thanks.