From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751707Ab1HXVxI (ORCPT ); Wed, 24 Aug 2011 17:53:08 -0400 Received: from one.firstfloor.org ([213.235.205.2]:59428 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751216Ab1HXVxH (ORCPT ); Wed, 24 Aug 2011 17:53:07 -0400 Date: Wed, 24 Aug 2011 23:53:06 +0200 From: Andi Kleen To: Jeremy Fitzhardinge Cc: Andi Kleen , Linus Torvalds , "H. Peter Anvin" , Peter Zijlstra , Ingo Molnar , the arch/x86 maintainers , Linux Kernel Mailing List , Nick Piggin , Jeremy Fitzhardinge Subject: Re: [PATCH 06/18] x86/ticketlock: make __ticket_spin_trylock common Message-ID: <20110824215306.GT25996@one.firstfloor.org> References: <20110824214334.GS25996@one.firstfloor.org> <4E5571C6.10704@goop.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4E5571C6.10704@goop.org> User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Hm, I changed that in this series; arch_spinlock can be 16 bits in the > <256 case. I wonder if it matters... Oh I see. You could diff pahole listings of the kernel, but I suppose as Linus said, there will be mainly lots of new holes. Besides mainstream systems (<= 8S) are steadily marching towards the 256T barrier. -Andi