Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762617AbZLKVHc (ORCPT ); Fri, 11 Dec 2009 16:07:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758821AbZLKVH0 (ORCPT ); Fri, 11 Dec 2009 16:07:26 -0500 Received: from mail-fx0-f221.google.com ([209.85.220.221]:49593 "EHLO mail-fx0-f221.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756127AbZLKVHZ (ORCPT ); Fri, 11 Dec 2009 16:07:25 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=l4EP9NBCik+og4UwkTXqhq8Urns7BSp/luVxDuQKzfxLhgWj0zstjZcFnag9CfwUFp +O/hSKmc7VD103KiFmYFN3PJ6F+CS9hzhtgZffX8uHLqo8sjh1qxghwv798lugLg2iUz e8TIRGn1l7GZ6YDgxuSsF6dJwMGN2zcatUHtY= Message-ID: <4B22B481.9060600@gmail.com> Date: Fri, 11 Dec 2009 22:07:13 +0100 From: Jarek Poplawski User-Agent: Mozilla-Thunderbird 2.0.0.22 (X11/20090706) MIME-Version: 1.0 To: William Allen Simpson CC: Andrew Morton , Stephen Hemminger , "Paul E. McKenney" , Linus Torvalds , Linux Kernel Developers , Linux Kernel Network Developers , Eric Dumazet , Stephen Clark , Stefan Richter Subject: Re: [PATCH v2] Documentation: rw_lock lessons learned References: <4AF9C540.5090403@gmail.com> <20091110180646.2e5859a8@nehalam> <4AFAEF78.4080807@gmail.com> <20091111093724.4f40a48d@nehalam> <4AFBEC44.9030409@gmail.com> <4B227ADC.5010908@gmail.com> In-Reply-To: <4B227ADC.5010908@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1611 Lines: 40 William Allen Simpson wrote, On 12/11/2009 06:01 PM: > William Allen Simpson wrote: >> In recent weeks, two different network projects erroneously >> strayed down the rw_lock path. Update the Documentation >> based upon comments by Eric Dumazet and Paul E. McKenney in >> those threads. >> >> Merged with editorial changes by Stephen Hemminger. >> >> Signed-off-by: William.Allen.Simpson@gmail.com >> Acked-by: Paul E. McKenney >> > A month ago, I'd taken the final line "Ho humm.." of Linus' > response to mean he wasn't interested. But at the local > discussion yesterday, I'm told that's just a typical Linusism. Why would he write 6 paragraphs if he wasn't interested? > > The thread diverged into discussion of another document entirely. > > I'm not the person to update this document with any of the other > information about global locks and tasklists and such. But surely > somebody else could handle that in another patch. > > Anybody have answers/updates to Linus's concerns about "pretty old > and bogus language"? Would folks be interested in the update? > Does anybody know which list(s) would be better for discussion? I guess, you could literally start with removing this "global interrupt lock", adding "the example of a _good_ case of rwlocks", plus Stephen's "it is not just networking" fix in v3. Jarek P. -- 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/