linux-kernel - Re: [ANNOUNCE] Native Linux KVM tool

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Message-ID: <20110406095144.GF25626@redhat.com>
Date:	Wed, 6 Apr 2011 12:51:44 +0300
From:	Gleb Natapov <gleb@...hat.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Avi Kivity <avi@...hat.com>,
	Anthony Liguori <anthony@...emonkey.ws>,
	Pekka Enberg <penberg@...nel.org>,
	linux-kernel@...r.kernel.org, aarcange@...hat.com,
	mtosatti@...hat.com, kvm@...r.kernel.org, joro@...tes.org,
	penberg@...helsinki.fi, asias.hejun@...il.com, gorcunov@...il.com
Subject: Re: [ANNOUNCE] Native Linux KVM tool

On Wed, Apr 06, 2011 at 11:46:12AM +0200, Ingo Molnar wrote:
> 
> * Gleb Natapov <gleb@...hat.com> wrote:
> 
> > On Wed, Apr 06, 2011 at 11:33:33AM +0200, Ingo Molnar wrote:
> >
> > > So no, your kind of cynical, defeatist sentiment about code quality is by 
> > > no means true in my experience. Projects become ugly gooballs once 
> > > maintainers stop caring enough.
> >
> > In case of Qemu it was other way around. Maintainers started caring too late.
> 
> Nah, i do not think it's ever too late to care.
> 
> Example: arch/i386 - arch/x86_64/ was very messy for many, many years and we 
> turned it around and can be proud of arch/x86/ today - but i guess i'm somewhat 
> biased there ;-)
> 
> In my experience it's entirely possible to turn a messy gooball into something 
> you can be proud of - it's all reversible. Start small, with the core bits you 
> care about most - then extend those concepts to other areas of the code base, 
> gradually. There might be subsystems that will never turn around before 
> becoming obsolete - that's not a big problem.
> 
I do not disagree, but then qemu has a chance because maintainers do
care now, but not about all bits. And there should be willingness to
drop bits nobody cares about and I do not see this yet.

--
			Gleb.
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