linux-kernel - Re: [PATCH v2 16/18] x86: io: implement dummy relaxed accessor macros for writes

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Message-ID: <20140523162115.GJ30445@twins.programming.kicks-ass.net>
Date:	Fri, 23 May 2014 18:21:15 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Will Deacon <will.deacon@....com>,
	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"arnd@...db.de" <arnd@...db.de>,
	"monstr@...str.eu" <monstr@...str.eu>,
	"dhowells@...hat.com" <dhowells@...hat.com>,
	"broonie@...aro.org" <broonie@...aro.org>,
	"benh@...nel.crashing.org" <benh@...nel.crashing.org>,
	"paulmck@...ux.vnet.ibm.com" <paulmck@...ux.vnet.ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, davem@...emloft.net
Subject: Re: [PATCH v2 16/18] x86: io: implement dummy relaxed accessor
 macros for writes

On Fri, May 23, 2014 at 09:12:31AM -0700, H. Peter Anvin wrote:
> > So the one issue I had with that, is that if one tries to send an
> > email to all arch maintainers + linux-arch + linux-kernel, the
> > header gets too big and vger chokes and davem slaps you.
> > 
> > So while its possibly desirable to do big unions with 0/xx and the
> > like, its practically infeasible.
> > 
> 
> ... or at least requires the use of a particular advanced technology
> called Bcc:.  Not that I like Bcc:s, mind you, but it is probably
> better in this case.

That's actually a good idea, I'll use Bcc next time.

> I have no idea how smart vger is, but it would be interesting if it
> could ignore addresses from the MAINTAINERS list...

I suppose we should ask davem, although if such a particular loop hole
were known it might get abused and we'd all end up with more email :/

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