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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3ECD6C433EF for ; Tue, 26 Oct 2021 02:16:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 245CC61078 for ; Tue, 26 Oct 2021 02:16:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233478AbhJZCSr (ORCPT ); Mon, 25 Oct 2021 22:18:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230216AbhJZCSq (ORCPT ); Mon, 25 Oct 2021 22:18:46 -0400 Received: from mail-ot1-x336.google.com (mail-ot1-x336.google.com [IPv6:2607:f8b0:4864:20::336]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 77341C061745; Mon, 25 Oct 2021 19:16:23 -0700 (PDT) Received: by mail-ot1-x336.google.com with SMTP id w12-20020a056830410c00b0054e7ceecd88so17690403ott.2; Mon, 25 Oct 2021 19:16:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=A8iUif2eNgpHekuQNdE5AFgKQxCSdofHA4N+VETV+Y4=; b=CvStISCa6+AoSENJJEelhOiBpMDHCjsjRDIKukdc0bpGlztAi7lER2WEb/2XUcq8S3 sbXt3b+WYAK0dpZx6H02ktt3ixbqOXgnb+071f4VuxHhohRkpv3d7d4Wfu2A8Wi5iZsl LHE0DXrpLl2+Y+/77h90uedAdyYd//sBNY73uVUk5r6XBPNEG/KNLr7F0jWPpclOmIBj JZGIENqn0jd09wudJNQwnV9w1jRtOUhY41IvZK0DoPmba9alg8HEMzLjUqWMtZ9Tswpv JQGwkyiUKgdloDRUTcTmMwc2OXGUDpVjNzpYA9emnOmgH/6DE5TCprqIucH577reHDGm astg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=A8iUif2eNgpHekuQNdE5AFgKQxCSdofHA4N+VETV+Y4=; b=EA3hu6Phb0UIojv0gzB9h+MS8FoRUW5cPdcEdVlD8eMZPubF4oF4vZmH3lrFCDAmBS 398yFrcWPytxC1LwEipYyULEpv+VfEVjn5LiCqcduPETljMS/tVo2Ofe+1f9jNwgfjO4 W4mc7mzB0DKxay35St3bqtVlTfaqXlyz/FNw4lXPKmq8cECaSMvZezowHGJH2vSjOaDd J80l/6FpcgJo5qtKRNXXoDnoYo4fx9bh989cGVyK+gRKKug7RXlgnxM7POMDq0v5ssJ7 +RCAqB0U/DCF4wHVuneiuis4Ol7/pwwACge1RiQt5peL89yeUOqNW5WoKQ59KZlLihoY V7zQ== X-Gm-Message-State: AOAM5312DqHozIkaZ/cmdPr6uVzt0Ph57pUZFaSZCMoSUy4ncyaX98jh /CJnp2+hJu/cUufQFe6ZN0M= X-Google-Smtp-Source: ABdhPJwrMTIesm818UJHjrNjNrfLB+it7usctWXzoRSP7UMMFPj7pUlTdQED6RdX56thGXcFtyVLvg== X-Received: by 2002:a9d:60d9:: with SMTP id b25mr17104426otk.378.1635214582846; Mon, 25 Oct 2021 19:16:22 -0700 (PDT) Received: from ?IPV6:2600:1700:dfe0:49f0:f0b4:bed7:bbf6:a2b1? ([2600:1700:dfe0:49f0:f0b4:bed7:bbf6:a2b1]) by smtp.gmail.com with ESMTPSA id e9sm4061908otr.25.2021.10.25.19.16.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 25 Oct 2021 19:16:22 -0700 (PDT) Message-ID: <4a6a136b-9bbd-5703-9c8f-95ab1b9d64ec@gmail.com> Date: Mon, 25 Oct 2021 19:16:20 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.2.1 Subject: Re: [PATCH 1/3] MIPS: loongson64: Drop call to irq_cpu_offline() Content-Language: en-US To: Marc Zyngier , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Thomas Bogendoerfer , Serge Semin , Huacai Chen , Jiaxun Yang , Thomas Gleixner References: <20211021170414.3341522-1-maz@kernel.org> <20211021170414.3341522-2-maz@kernel.org> From: Florian Fainelli In-Reply-To: <20211021170414.3341522-2-maz@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org On 10/21/2021 10:04 AM, Marc Zyngier wrote: > Also loongson64 calls irq_cpu_offline(), none of its interrupt > controllers implement the .irq_cpu_offline callback. > > It is thus obvious that this call only serves the dubious purpose > of wasting precious CPU cycles by iterating over all interrupts. > > Get rid of the call altogether. > > Signed-off-by: Marc Zyngier Reviewed-by: Florian Fainelli -- Florian