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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 31732ECAAA1 for ; Tue, 6 Sep 2022 12:12:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc: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=frzU6+E9IwcR8spXgvrL7/MCbIvNijer30LvV0oKOkE=; b=W+NjeOhA8l90KC 3Erel9gaUywtwCx2VHRdaO1rxyBmgy/h3DTq4ElO1WJv+Z2zUrdNXBOZcjS6ImdOo3bqN8MLbbbx1 qcmI0BkPng6A+Ri/nGl/hepJ9Pw+2dGACD81rH4u1jlk8GITcBMMxBxOfX0itGC+dvVoKX4eo+h2s I9+I6EAYjQ7NmQzyoNFS/x/hv74/NERJX8a75hD62ZPlSNXlD0DcvjYBK6hkj5J6Hr49hnKhO/Zxt nKv1ok9KWTfyxvmmHvpvtsIpa3bUZAsA3gflfW4KI2rDxDl5IWOKWSEs2Wo5BFGvKIWcXNB2M8MSZ HnV+xpFeqEXfeD7GPbSA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oVXQ8-00DBJF-88; Tue, 06 Sep 2022 12:11:12 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oVXQ3-00DBEM-Ce for linux-arm-kernel@lists.infradead.org; Tue, 06 Sep 2022 12:11:09 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B26C8614F0; Tue, 6 Sep 2022 12:11:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A3A5BC433D6; Tue, 6 Sep 2022 12:11:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1662466266; bh=iD5vnnkH4UcJ90oIy206QULA38zABVCOVMqhL/iaAcU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eMeqLAnAERRjKsfVorqirrl1cjBNpOaYDKSYeI5jdk3XsQyzV7AKGDFVsMFo2vmmt 5ue4NXiAizrw+fLjqsrI7MQEJ5k3QUKn4r2znt1dtinORki7aJVpL/a2HU85MwexYv FonF0lg5+wn8TaSFae6gSK/+6QOgirMhHmzW3Ryop1RA1qiDcJ5ohpzY2Vn3CkeXvG wv4eqkf2ozhHGzqLave6TS67xvP/Oy53UpUQCXizDJirofRAUXDGzrPxRGnc9d/eTK qqKXMYseZy7WHQPMoQB/vpG5p7xX3F65W5Hom3i4Q+uaZVgD/pPLS5ZADXZH4lIF37 dmfa7pVei51wg== Date: Tue, 6 Sep 2022 13:11:01 +0100 From: Will Deacon To: wonder_rock@126.com Cc: catalin.marinas@arm.com, ardb@kernel.org, frederic@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com Subject: Re: [PATCH 1/1] arm64: preempt: Add NEED_RESCHED to the preempt_count() Message-ID: <20220906121100.GD29066@willie-the-truck> References: <20220905141829.28605-1-wonder_rock@126.com> <20220905155013.20118-1-wonder_rock@126.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220905155013.20118-1-wonder_rock@126.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220906_051107_489638_2BCFBB20 X-CRM114-Status: GOOD ( 11.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 Mon, Sep 05, 2022 at 11:50:13PM +0800, wonder_rock@126.com wrote: > I know it is wrong. I just want to say I think preempt_count() need include NEED_RESCHED Won't that break everybody expecting a count? I'm not sure what you're asking from us here. Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel