linux-kernel - Re: [RFC,PATCH 0/14] utrace/ptrace

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Date:	Fri, 27 Nov 2009 20:16:14 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Oleg Nesterov <oleg@...hat.com>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Ananth Mavinakayanahalli <ananth@...ibm.com>,
	"Frank Ch. Eigler" <fche@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Roland McGrath <roland@...hat.com>,
	linux-kernel@...r.kernel.org, utrace-devel@...hat.com
Subject: Re: [RFC,PATCH 0/14] utrace/ptrace


* Christoph Hellwig <hch@...radead.org> wrote:

> > Yes. Which is a further argument to not do it like that but to do 
> > one arch at a time. Trying to do too much at once is bad 
> > engineering.
> 
> I'm not sure why you're trying to pick fights here, [...]

I am advocating proper engineering practices - not sure why you 
characterise it as 'picking fights'.

> [...] but no one has said about doing it all in once. [...]

To quote your mail in (<20091125214818.GA4916@...radead.org>):

> > [...] I'd suggest you make sure the remaining two major 
> > architectures (arm and mips) get converted [...]

Spreading the impact of these changes to even more architectures is bad, 
for the reasons i outlined in my previous mail.

Thanks,

	Ingo
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