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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 D059AC433E0 for ; Tue, 19 May 2020 22:25:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A271F207E8 for ; Tue, 19 May 2020 22:25:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728175AbgESWZX (ORCPT ); Tue, 19 May 2020 18:25:23 -0400 Received: from foss.arm.com ([217.140.110.172]:42354 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726318AbgESWZX (ORCPT ); Tue, 19 May 2020 18:25:23 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A823330E; Tue, 19 May 2020 15:25:22 -0700 (PDT) Received: from e113632-lin (e113632-lin.cambridge.arm.com [10.1.194.46]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 575523F52E; Tue, 19 May 2020 15:25:21 -0700 (PDT) References: <20200519161755.209565-1-maz@kernel.org> User-agent: mu4e 0.9.17; emacs 26.3 From: Valentin Schneider To: Marc Zyngier Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Will Deacon , Catalin Marinas , Russell King , Thomas Gleixner , Jason Cooper , Sumit Garg , kernel-team@android.com Subject: Re: [PATCH 00/11] arm/arm64: Turning IPIs into normal interrupts In-reply-to: <20200519161755.209565-1-maz@kernel.org> Date: Tue, 19 May 2020 23:25:14 +0100 Message-ID: MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Marc, On 19/05/20 17:17, Marc Zyngier wrote: > > This has been tested on a bunch of 32 and 64bit guests. > I gave this a brief spin on Juno and on HiKey960, nothing to report there. FWIW I'd like to stare a bit at the rest; I already have a rookie question on the accounting, but the rest will be for after I get some sleep, and maybe even a mug of coffee :-) > Marc Zyngier (11): > genirq: Add fasteoi IPI flow > genirq: Allow interrupts to be excluded from /proc/interrupts > arm64: Allow IPIs to be handled as normal interrupts > ARM: Allow IPIs to be handled as normal interrupts > irqchip/gic-v3: Describe the SGI range > irqchip/gic-v3: Configure SGIs as standard interrupts > irqchip/gic: Refactor SMP configuration > irqchip/gic: Configure SGIs as standard interrupts > irqchip/gic-common: Don't enable SGIs by default > irqchip/bcm2836: Configure mailbox interrupts as standard interrupts > arm64: Kill __smp_cross_call and co > > arch/arm/Kconfig | 1 + > arch/arm/include/asm/smp.h | 5 + > arch/arm/kernel/smp.c | 97 +++++++++++--- > arch/arm64/Kconfig | 1 + > arch/arm64/include/asm/irq_work.h | 4 +- > arch/arm64/include/asm/smp.h | 6 +- > arch/arm64/kernel/smp.c | 98 +++++++++++---- > drivers/irqchip/irq-bcm2836.c | 151 ++++++++++++++++++---- > drivers/irqchip/irq-gic-common.c | 3 - > drivers/irqchip/irq-gic-v3.c | 109 ++++++++++------ > drivers/irqchip/irq-gic.c | 203 ++++++++++++++++++------------ > include/linux/irq.h | 4 +- > kernel/irq/chip.c | 26 ++++ > kernel/irq/debugfs.c | 1 + > kernel/irq/proc.c | 2 +- > kernel/irq/settings.h | 7 ++ > 16 files changed, 515 insertions(+), 203 deletions(-)