linux-kernel - Re: [PATCH -tip -v4] irq_work: generic hard-irq context callbacks

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Message-ID: <1284565317.3764.848.camel@twins>
Date:	Wed, 15 Sep 2010 17:41:57 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Huang Ying <ying.huang@...el.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	paulus <paulus@...ba.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	dhowells <dhowells@...hat.com>,
	Russell King <rmk@....linux.org.uk>,
	Kyle McMartin <kyle@...artin.ca>, davem <davem@...emloft.net>,
	Linux-Arch <linux-arch@...r.kernel.org>,
	Matt Fleming <matt@...sole-pimps.org>
Subject: Re: [PATCH -tip -v4] irq_work: generic hard-irq context callbacks

On Wed, 2010-09-15 at 17:10 +0200, Andi Kleen wrote:
> > On Wed, 2010-09-15 at 13:29 +0800, Huang Ying wrote:
> >
> >> I uses the cross build tool from:
> >>
> >> http://www.kernel.org/pub/tools/crosstool/
> >
> > I'm not familiar with those, I build my own gcc-4.5.1 toolchains for all
> > targets that would actually build a gcc toolchains, for those that don't
> > I simply don't care about.
> 
> I don't think it's a reasonable requirement to have every contributor
> compile on all architectures. If that was a general requirement
> soon nobody would send patches anymore.
> 
> Cross arch breakages happen rarely and can be usually repaired after
> the fact.

I think its reasonable to at least try and compile bits if you
explicitly touch these architectures like the patch under consideration
does.


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