Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754207AbaLJKZW (ORCPT ); Wed, 10 Dec 2014 05:25:22 -0500 Received: from www.linutronix.de ([62.245.132.108]:52585 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751884AbaLJKZU (ORCPT ); Wed, 10 Dec 2014 05:25:20 -0500 Date: Wed, 10 Dec 2014 11:25:12 +0100 (CET) From: Thomas Gleixner To: "Yun Wu (Abel)" cc: Marc Zyngier , Jiang Liu , LKML , Bjorn Helgaas , "grant.likely@linaro.org" , Yingjoe Chen , Yijing Wang Subject: Re: [patch 08/16] genirq: Introduce callback irq_chip.irq_write_msi_msg In-Reply-To: <54880E5C.1040007@huawei.com> Message-ID: References: <20141112133941.647950773@linutronix.de> <20141112134120.474411359@linutronix.de> <546B10DF.7020807@huawei.com> <546B4A91.6080004@huawei.com> <546B4D0D.9050601@linux.intel.com> <546B4F18.5060705@huawei.com> <546B5904.6020200@huawei.com> <8761ece85x.fsf@approximate.cambridge.arm.com> <546C1148.4080102@huawei.com> <54880E5C.1040007@huawei.com> 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 On Wed, 10 Dec 2014, Yun Wu (Abel) wrote: > On 2014/11/19 19:11, Thomas Gleixner wrote: > I spent last two weeks implementing and testing my original idea about making > the sub domains generic, based on stacked domain feature. Now it comes real, > please see the attached patch. Can you please send patches inline? Attached is a pain to reply to. > With this patch applied, I think things will get easier. I don't see what gets easier. It's just another infrastructure which is painfully similar to MSI. > This patch (also with several other patches) is tested on Hisilicon ARM64 SoC, > with non PCI devices capable of message based interrupts. The PCI part is not > tested because it needs large refactoring work to do. So yes, the testing work > is not sufficient, but I think the patch is enough to present what I really > wanted to express. :) Not really. If you provide proper patches which make use of it and most important a proper refactoring of the PCI/MSI side then we can discuss that, but for now it's just handwaving. 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/