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 2D95AC3ABC5 for ; Fri, 9 May 2025 01:44:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=R1UZqb8T+DJxJnFpIsj/84dkc0Y9kPgWUwdXxP3YPOQ=; b=4+92+2XeUMiv1/bSYNQjYDnpkF +JoiBZ+C6p2Fzda64l8GrvYKRFzazF8dlAAf0bFpUM+9arYjiP5rroeOdqxpo+BAP1oHZ2Zend3Pg 7nKo6xHPQsn4LnwrGHIdgXFsVooHRNxbN270LcEog8G1RTV+Obg1wnSYVVQbPHtVjm18eYyPetOzq QZl1CnX26C8oQoiI/pdwjhjvuaIDEhNVNpwt8ukJJU4YproRrresDOiauph+8n8R3AOdo9+dwuDy0 RR45VW1GrBLyCD9oypGBeMtWYCTJ6ygkj+zaEkoJDPIxU+DZU84LX9FqiADd2xdPG0hJ6YgWMNw0U NG2S86vw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uDCmV-00000002BTJ-1tRo; Fri, 09 May 2025 01:44:07 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uDCmS-00000002BSr-0x69 for linux-nvme@lists.infradead.org; Fri, 09 May 2025 01:44:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1746755042; 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=R1UZqb8T+DJxJnFpIsj/84dkc0Y9kPgWUwdXxP3YPOQ=; b=SYL+RuREbWbwjDmGe7aqTUzQkzXRdhJxdE3nouwPJg7vA2s7I2WJ6bGtk4B5bE0c6eqmGa czLIgCJ7ISEmK2zDIgg0v6bcbhQ7iEn8Kv42pLhfY2ljTZKtzL2AxZLuI7FYkCP57HtG0t jmgfYvk1la7bono3zp6AvdNQKD8DdVU= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-512-X1ua77XCO4K_Xsqy8wczjg-1; Thu, 08 May 2025 21:43:58 -0400 X-MC-Unique: X1ua77XCO4K_Xsqy8wczjg-1 X-Mimecast-MFC-AGG-ID: X1ua77XCO4K_Xsqy8wczjg_1746755035 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id BB4F81956094; Fri, 9 May 2025 01:43:54 +0000 (UTC) Received: from fedora (unknown [10.72.116.120]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id B54BF30001A1; Fri, 9 May 2025 01:43:41 +0000 (UTC) Date: Fri, 9 May 2025 09:43:36 +0800 From: Ming Lei To: Daniel Wagner Cc: Jens Axboe , Keith Busch , Christoph Hellwig , Sagi Grimberg , "Michael S. Tsirkin" , "Martin K. Petersen" , Thomas Gleixner , Costa Shulyupin , Juri Lelli , Valentin Schneider , Waiman Long , Frederic Weisbecker , Mel Gorman , Hannes Reinecke , Mathieu Desnoyers , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, megaraidlinux.pdl@broadcom.com, linux-scsi@vger.kernel.org, storagedev@microchip.com, virtualization@lists.linux.dev, GR-QLogic-Storage-Upstream@marvell.com Subject: Re: [PATCH v6 2/9] blk-mq: add number of queue calc helper Message-ID: References: <20250424-isolcpus-io-queues-v6-0-9a53a870ca1f@kernel.org> <20250424-isolcpus-io-queues-v6-2-9a53a870ca1f@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250424-isolcpus-io-queues-v6-2-9a53a870ca1f@kernel.org> X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250508_184404_338430_77A2C59D X-CRM114-Status: GOOD ( 11.88 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Thu, Apr 24, 2025 at 08:19:41PM +0200, Daniel Wagner wrote: > Multiqueue devices should only allocate queues for the housekeeping CPUs > when isolcpus=io_queue is set. This avoids that the isolated CPUs get > disturbed with OS workload. io_queue isn't introduced yet, so the commit log needs to be updated. Otherwise, looks fine: Reviewed-by: Ming Lei Thanks, Ming