linux-kernel - Re: [PATCHv6 0/6] zram: introduce writeback bio batching

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Message-ID: <wdju2lsmlwvz7oqaku5xe6gl22t3pdbgcpgkdcxxeqavwxgc7o@4bmil6a3zsgp>
Date: Sun, 23 Nov 2025 08:49:17 +0900
From: Sergey Senozhatsky <senozhatsky@...omium.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Sergey Senozhatsky <senozhatsky@...omium.org>, 
	Minchan Kim <minchan@...nel.org>, Yuwen Chen <ywen.chen@...mail.com>, 
	Richard Chang <richardycc@...gle.com>, Brian Geffon <bgeffon@...gle.com>, 
	Fengyu Lian <licayy@...look.com>, linux-kernel@...r.kernel.org, linux-mm@...ck.org, 
	linux-block@...r.kernel.org
Subject: Re: [PATCHv6 0/6] zram: introduce writeback bio batching

On (25/11/22 13:54), Andrew Morton wrote:
> On Sat, 22 Nov 2025 16:40:23 +0900 Sergey Senozhatsky <senozhatsky@...omium.org> wrote:
> 
> > As writeback is becoming more and more common the longstanding
> > limitations of zram writeback throughput are becoming more
> > visible.  Introduce writeback bio batching so that multiple
> > writeback bio-s can be processed simultaneously.
> 
> Thanks, I updated mm.git's mm-unstable branch to this version.
> 
> > v5 -> v6:
> > - added some comments to make code clearer
> > - use write lock for batch size limit store (Andrew)
> > - err on 0 batch size (Brian)
> > - pickup reviewed-by tags (Brian)
> 
> Here's how this v6 series altered mm-unstable:

Looks right.  Thanks!