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=-8.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT 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 DE332C2D0F6 for ; Sun, 13 Sep 2020 17:05:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AC33A206C3 for ; Sun, 13 Sep 2020 17:05:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600016738; bh=tWUeEoiDLzjse01SftgPJVDp93ipLBBoG2B3S+yl1U8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=IwZEDSrAYtfzO5wqrnzz2m9AjWZpOATwQevxb4x12J1EnvSbcyihglxsNWbcRFMF+ KUNcDEc1AF9bGCm0K6oE+dLwTKOOzQi2r8Ok14Nb9wXYHzqS+XZxJ/EgOdTe02sznT 0UyzlPhCFDlU896D6RnLEPL7LpU9T/1sGnp6U1JY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725949AbgIMRFg (ORCPT ); Sun, 13 Sep 2020 13:05:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:44502 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725876AbgIMRFb (ORCPT ); Sun, 13 Sep 2020 13:05:31 -0400 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D9EAD206C3; Sun, 13 Sep 2020 17:05:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600016731; bh=tWUeEoiDLzjse01SftgPJVDp93ipLBBoG2B3S+yl1U8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2FAaro49hjsaP7m2vX3EgVkgcKTLb9y0uIkvTb+MGolPLpqqKdjx5MLDEZyy42+mm CyicsspgrkDkn3drLqyeRVdUWCGILOSri3JgPVIFGHOANLExFjjGdOQRenUAfQxaqk a94tgzmpTTX983YcdKia3VvLQElJI9yY+/k3Zj1w= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=wait-a-minute.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kHVRQ-00BTQE-TL; Sun, 13 Sep 2020 18:05:29 +0100 From: Marc Zyngier To: kvmarm@lists.cs.columbia.edu, Alexandru Elisei , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: will@kernel.org, jason@lakedaemon.net, tglx@linutronix.de, catalin.marinas@arm.com Subject: Re: [PATCH v3 0/2] irqchip/gic-v3: Support pseudo-NMIs when SCR_EL3.FIQ == 0 Date: Sun, 13 Sep 2020 18:05:15 +0100 Message-Id: <160001658182.6915.9030793517863303185.b4-ty@kernel.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200912153707.667731-1-alexandru.elisei@arm.com> References: <20200912153707.667731-1-alexandru.elisei@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: kvmarm@lists.cs.columbia.edu, alexandru.elisei@arm.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, will@kernel.org, jason@lakedaemon.net, tglx@linutronix.de, catalin.marinas@arm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 12 Sep 2020 16:37:05 +0100, Alexandru Elisei wrote: > Trusted Firmware-A's default interrupt routing model is to clear > SCR_EL3.FIQ, which is the only case that GICv3 doesn't support. This series > tries to fix that by detecting it at runtime and using a different priority > value for ICC_PMR_EL1 when masking regular interrupts. As a result, we will > be able to support pseudo-NMIs on all combinations of GIC security states > and firmware configurations. > > [...] Applied to irq/irqchip-next, thanks! [1/2] irqchip/gic-v3: Spell out when pseudo-NMIs are enabled commit: 4e594ad1068ea1db359d6161f580f03edecf6cb0 [2/2] irqchip/gic-v3: Support pseudo-NMIs when SCR_EL3.FIQ == 0 commit: 336780590990efa69596884114cad3f517b6333b Cheers, M. -- Without deviation from the norm, progress is not possible.