Date: Thu, 28 Feb 2008 11:15:10 +0000
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Ingo Molnar <mingo@elte.hu>
Cc: Andrew Morton <akpm@linux-foundation.org>,
       Christoph Lameter <clameter@sgi.com>,
       Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
       Pekka Enberg <penberg@cs.helsinki.fi>,
       Torsten Kaiser <just.for.lkml@googlemail.com>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Eric Dumazet <dada1@cosmosbay.com>
Subject: Re: Linux 2.6.25-rc2
Message-ID: <20080228111510.11f9e391@core>
In-Reply-To: <20080228081412.GE28781@elte.hu>
References: <alpine.LFD.1.00.0802151302210.9496@woody.linux-foundation.org>
	<64bb37e0802161338j306c1357m25bc224f09e6b7cd@mail.gmail.com>
	<20080219061107.GA23229@elte.hu>
	<64bb37e0802182254l49b10cbblc23f8a83d189ff8e@mail.gmail.com>
	<84144f020802182321x452888bai639c71ea2a5067da@mail.gmail.com>
	<20080219140230.GA32236@Krystal>
	<84144f020802190621s509dbe7gc8e5609d94aca9b4@mail.gmail.com>
	<20080219200852.GC11197@Krystal>
	<Pine.LNX.4.64.0802271532220.14380@schroedinger.engr.sgi.com>
	<20080227175726.ad6bda9d.akpm@linux-foundation.org>
	<20080228081412.GE28781@elte.hu>
Organization: Red Hat UK Cyf., Amberley Place, 107-111 Peascod Street,
 Windsor, Berkshire, SL4 1TE, Y Deyrnas Gyfunol. Cofrestrwyd yng Nghymru a
 Lloegr o'r rhif cofrestru 3798903
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 432
Lines: 11

> hm, why should it be atomic wrt. irqs? There's nothing that keeps gcc 

It isn't - we've got tty layer traces of serial counts going wrong that
rely on precisely that assumption.

Alan
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/