linux-kernel - Re: [RFC] Tux3 for review

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Message-ID: <e475a747-2f33-4c43-b6bd-98df2e57099a@phunq.net>
Date:	Sat, 21 Jun 2014 20:32:03 -0700
From:	Daniel Phillips <daniel@...nq.net>
To:	James Bottomley <James.Bottomley@...senpartnership.com>
Cc:	Lukáš Czerner <lczerner@...hat.com>,
	Pavel Machek <pavel@....cz>,
	Dave Chinner <david@...morbit.com>,
	<linux-kernel@...r.kernel.org>, <linux-fsdevel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [RFC] Tux3 for review

On Saturday, June 21, 2014 12:29:01 PM PDT, James Bottomley wrote:
> On Thu, 2014-06-19 at 14:58 -0700, Daniel Phillips wrote:
>> We already removed 450 lines of core kernel workarounds from Tux3 with 
an 
>> approach that was literally cut and pasted from one of Dave's 
>> emails. Then 
>> Dave changed his mind. Now the Tux3 team has been assigned a research 
>> project to improve core kernel writeback instead of simply adapting the 
>> approach that is already proven to work well enough. That is a rather 
>> blatant example of "perfect is the enemy of good enough". Please read 
the 
>> thread.
>
> That's a bit disingenuous: the concern has always been how page forking
> interacted with writeback.  It's not new, it was one of the major things
> brought up at LSF 14 months ago, so you weren't just assigned this.

[citation needed]

Regards,

Daniel
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