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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 748D5C4332F for ; Mon, 3 Oct 2022 17:23:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229681AbiJCRX1 (ORCPT ); Mon, 3 Oct 2022 13:23:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57726 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229563AbiJCRXT (ORCPT ); Mon, 3 Oct 2022 13:23:19 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C52A2F007 for ; Mon, 3 Oct 2022 10:23:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1664817796; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=ZcKEyglz2TbKS11RyS2nvN0KWcDU1wuM3YnwQLNBo2g=; b=YKAyUB/9ozIzUzi3ALX2Royk4yChuVEONBEegCs4W1TOmraTGWhrnPqBUEMMRPCOAUYJmU JnVFMwdW7x0B6P2Hl4a4lQTz6vU9d/l3J6+/gfUj9croIpuPShEIfY0Rn39m3RXVLDqjvs /8z/QKV9Ig/6qa/KHoALdtHbrANavwg= Received: from mail-qt1-f200.google.com (mail-qt1-f200.google.com [209.85.160.200]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-275-3kFSzY0sMLqDexMZzgjGZA-1; Mon, 03 Oct 2022 13:23:15 -0400 X-MC-Unique: 3kFSzY0sMLqDexMZzgjGZA-1 Received: by mail-qt1-f200.google.com with SMTP id g6-20020ac84b66000000b0035cf832dec9so7624446qts.6 for ; Mon, 03 Oct 2022 10:23:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date; bh=ZcKEyglz2TbKS11RyS2nvN0KWcDU1wuM3YnwQLNBo2g=; b=dq5Gy3s2dYR7wC2HbnMEmS8F+VUBWML2AmDmfEFIs4MrsqCwnQgF82iV8ZqfRRO4ze tau7fANbtX/ClqD2J71fXUwf/Er52vDW/SJ04YFEVJF0glrGwa5b6/8Ee/hYkyWln0jM ghJLzxyj1c+eOLgdBHEnisirgkeGNuN1FDw5xIcq6WzHNjizAU46d202kP8U43GL2cnb Tph4IiBuTc+V6aZuYGyeUdy6mSulY8Znfe2cSCP0zNu2EsVsMjjSn3NlpmgfBWzM3LQ4 0g4nXxvC+Hvl7BIrUX6GIe3YqbypJKXfYvPPXe6auvi5ntho+rxbBxQj7/Qz5Jpqc3qT mRTg== X-Gm-Message-State: ACrzQf1vquvdvEM95wVCV+jz5ZPi13Vra0cVXEjMgexAqMYoVqWEiq5N SNL2KQTczP4EaaPsHz4BRT2MVAZSeiRpOtX7/JXLF62oG/lZKaC8790qgWZwO1nPLiK6i9Gt51d gMIaFpMnSxyVXmJeIjp9AyZmA9g== X-Received: by 2002:a05:6214:f0b:b0:4af:9262:d52c with SMTP id gw11-20020a0562140f0b00b004af9262d52cmr16854202qvb.57.1664817794959; Mon, 03 Oct 2022 10:23:14 -0700 (PDT) X-Google-Smtp-Source: AMsMyM7qcgzaUWumDfu5NTpxrYh6RI2AyvoF+HtSaDAGCLvDxpVt/UGtXGzaAVXPuKw1Kj+/faZGHQ== X-Received: by 2002:a05:6214:f0b:b0:4af:9262:d52c with SMTP id gw11-20020a0562140f0b00b004af9262d52cmr16854184qvb.57.1664817794750; Mon, 03 Oct 2022 10:23:14 -0700 (PDT) Received: from localhost (pool-100-0-210-47.bstnma.fios.verizon.net. [100.0.210.47]) by smtp.gmail.com with ESMTPSA id h12-20020a05620a284c00b006cebda00630sm10429201qkp.60.2022.10.03.10.23.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Oct 2022 10:23:14 -0700 (PDT) Date: Mon, 3 Oct 2022 13:23:13 -0400 From: Eric Chanudet To: Sebastian Andrzej Siewior Cc: Andy Gross , Bjorn Andersson , Manivannan Sadhasivam , Jassi Brar , linux-arm-msm@vger.kernel.org, linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mailbox: qcom-ipcc: Use generic_handle_irq_safe() Message-ID: <20221003172313.vv3isog3nsc3r2pn@echanude> References: <20220909162043.2734873-1-echanude@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Tue, Sep 13, 2022 at 11:40:09AM +0200, Sebastian Andrzej Siewior wrote: > On 2022-09-09 12:20:43 [-0400], Eric Chanudet wrote: > > PREEMPT_RT forces qcom-ipcc's handler to be threaded with interrupts > > enabled, which triggers a warning in __handle_irq_event_percpu(). > > > > Use generic_handle_irq_safe() that can be called with or without > > interrupts enabled instead. > > wouldn't IRQF_NO_THREAD be a better match here? Agreed, my apologies for the delay: https://lore.kernel.org/linux-arm-msm/20221003170849.383005-1-echanude@redhat.com/ Thanks, -- Eric Chanudet