From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A42BC43441 for ; Mon, 12 Nov 2018 12:03:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4C8432243B for ; Mon, 12 Nov 2018 12:03:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4C8432243B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729463AbeKLV4Q (ORCPT ); Mon, 12 Nov 2018 16:56:16 -0500 Received: from foss.arm.com ([217.140.101.70]:35278 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729246AbeKLV4Q (ORCPT ); Mon, 12 Nov 2018 16:56:16 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id CDFFD80D; Mon, 12 Nov 2018 04:03:17 -0800 (PST) Received: from [10.1.197.36] (e112298-lin.cambridge.arm.com [10.1.197.36]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 60E403F5A0; Mon, 12 Nov 2018 04:03:16 -0800 (PST) Subject: Re: [PATCH v4 0/4] Provide core API for NMIs To: linux-kernel@vger.kernel.org Cc: tglx@linutronix.de, peterz@infradead.org, marc.zyngier@arm.com, mingo@kernel.org References: <1542022675-20833-1-git-send-email-julien.thierry@arm.com> From: Julien Thierry Message-ID: <246e9c80-caae-9fcb-21b6-aa6d12775649@arm.com> Date: Mon, 12 Nov 2018 12:03:14 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <1542022675-20833-1-git-send-email-julien.thierry@arm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 12/11/18 11:37, Julien Thierry wrote: > Hi, > > This patch series provides a way for irqchips to define some IRQs as NMIs. > > As we hope (maybe) to get the arm64 use case for this into next, this > version is simply a rebase of the previous one. > Lastest version of arm64 use case can be found here: https://www.spinics.net/lists/arm-kernel/msg686670.html Thanks, Julien > Changes since v3[1]: > - Rebased on v4.20-rc2 > > Changes since v2[2]: > - Fix ARM build error reported by kbuild bot > - Fix documentation warnings reported by kbuild bot > > Changes since v1[3]: > - Rebased to v4.19-rc1 > - Fix some coding style issues > > Changes since RFC[4]: > - Rebased to v4.18-rc6 > - Remove disable_nmi, one should call disable_nmi_nosync instead > - Remove code related to affinity balancing from NMI functions > - Require PERCPU configuration for NMIs > > [1] https://lkml.org/lkml/2018/8/31/173 > [2] https://lkml.org/lkml/2018/8/28/661 > [3] https://lkml.org/lkml/2018/7/24/321 > [4] https://lkml.org/lkml/2018/7/9/768 > > Cheers, > > Julien > > --> > > Julien Thierry (4): > genirq: Provide basic NMI management for interrupt lines > genirq: Provide NMI management for percpu_devid interrupts > genirq: Provide NMI handlers > irqdesc: Add domain handler for NMIs > > include/linux/interrupt.h | 18 +++ > include/linux/irq.h | 10 ++ > include/linux/irqdesc.h | 5 + > kernel/irq/chip.c | 54 +++++++ > kernel/irq/debugfs.c | 6 +- > kernel/irq/internals.h | 2 + > kernel/irq/irqdesc.c | 35 +++++ > kernel/irq/manage.c | 377 +++++++++++++++++++++++++++++++++++++++++++++- > 8 files changed, 504 insertions(+), 3 deletions(-) > > -- > 1.9.1 > -- Julien Thierry