Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934022AbbKSKnd (ORCPT ); Thu, 19 Nov 2015 05:43:33 -0500 Received: from www.linutronix.de ([62.245.132.108]:39294 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932541AbbKSKnc (ORCPT ); Thu, 19 Nov 2015 05:43:32 -0500 Date: Thu, 19 Nov 2015 11:42:48 +0100 (CET) From: Thomas Gleixner To: Russell King - ARM Linux cc: Marc Gonzalez , Daniel Lezcano , LKML , Mans Rullgard , Viresh Kumar , Nicolas Pitre , Tony Lindgren , Sebastian Frias Subject: Re: [PATCH] clocksource: Store reg field within struct clocksource In-Reply-To: <20151119103645.GV8644@n2100.arm.linux.org.uk> Message-ID: References: <564C8086.80804@sigmadesigns.com> <20151118172114.GS8644@n2100.arm.linux.org.uk> <20151119103645.GV8644@n2100.arm.linux.org.uk> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 814 Lines: 21 On Thu, 19 Nov 2015, Russell King - ARM Linux wrote: > The basic cause of this problem is the ____cacheline_aligned annotation > which effectively prevents wrapping struct clocksource to provide > implementation specific data. > > Maybe your idea is that struct clocksource should be bloated with all > implementation specific data in the long term? Certainly not. That mmio use case is sane enough, but you are right, that we should try to lift that ____cacheline_aligned restriction. We have 77 instances of static struct clocksource declaration... Thanks, tglx -- 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/