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=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 AFC57C2D0E4 for ; Tue, 24 Nov 2020 16:27:04 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A865320715 for ; Tue, 24 Nov 2020 16:27:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gS5+Yc2Y"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="EFgp9xAj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A865320715 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Cj6bxecURA2sf4F695qHysv4MPLRpoWnkbZp5kDMMqk=; b=gS5+Yc2Yi6z7mm2pouzzlfNio PguSgU+Vpf4WIAET0wqcQNlnPZHOj1atbAoQGYvaV4EspQqMjmtJKnYSrtUjr8Hq6+J1hywAiV+Ob RAyehXnfnVd1GPXQSUluKOo8Pu5UBk9ty2XEMukco9CC6/ZuLBUqbkMtmbW6fkb5dHLfs7rKLC6dA LuknomMH/1Pz/Wz6HUB0lnOwTGL1OOd/fxVXtlW2ysJ1LiNwLS8OwGhNdZhjimrYM7fc7Nt1FIQQC IXKZUJRvhY4Ap9vX99ssKRgAL8TZMjn+uzMcLMOZz/eK27ybR9LcrjsVX/CRrsN4YumkGrwvIjKne goCZh0Ufw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1khb92-0002Xb-CJ; Tue, 24 Nov 2020 16:26:20 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1khb90-0002XU-Cw for linux-arm-kernel@merlin.infradead.org; Tue, 24 Nov 2020 16:26:18 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=Ff4szs+CLuwlL8iKrPqFlBDU9tu8u7cwkJkWRBVFhQY=; b=EFgp9xAjAOcjcmKpnfeK0oIsrS iY7uO+H/fNGYyIpoK7KHPgPE4ZkahlyoEMfBB1p2bapqfHrtJI3nzPEpMHH1cSrAe+bi7MUlPFLEC MjgUsvlJ8gvqqyrA6EuBzjOIGoga5Ynhi2+3TAgUVy9KOiQqIrbOZenOPvtOtOnQO3hlfOak5wdzy vUHWqlUEdB5DMOXCopWhibf9fBzVN/jAZwREifDm4XqDPa2R8u5HFLZQHJ+NDtHiHem4R/gYqgTWS vAg73NAoSykmVvd1dcDuPxb2CZrK5kGTcrh9upZRLQR3Sg5DZbjsFJExGnGWqZLOk97wRlNI6Y0Pq JHbTZkrA==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1khb8r-0002es-Re; Tue, 24 Nov 2020 16:26:15 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 57E4C3012DF; Tue, 24 Nov 2020 17:26:09 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 362B72B09D6B7; Tue, 24 Nov 2020 17:26:09 +0100 (CET) Date: Tue, 24 Nov 2020 17:26:09 +0100 From: Peter Zijlstra To: Marc Zyngier Subject: Re: [PATCH v2 2/6] genirq: Allow an interrupt to be marked as 'raw' Message-ID: <20201124162609.GK2414@hirez.programming.kicks-ass.net> References: <20201124141449.572446-1-maz@kernel.org> <20201124141449.572446-3-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201124141449.572446-3-maz@kernel.org> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Android Kernel Team , Russell King , Catalin Marinas , linux-kernel , Thomas Gleixner , Will Deacon , Valentin Schneider , LAK Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Nov 24, 2020 at 02:14:45PM +0000, Marc Zyngier wrote: > Some interrupts (such as the rescheduling IPI) rely on not going through > the irq_enter()/irq_exit() calls. To distinguish such interrupts, add > a new IRQ flag that allows the low-level handling code to sidestep the > enter()/exit() calls. Well, not quite. The scheduler_ipi() function is perfectly fine being called with irq_enter/irq_exit. As per this very series, that's your current reality. The function just doesn't need it. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel