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 5864EC433EF for ; Mon, 22 Nov 2021 13:26:46 +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=Oalec0n4qeLKP6WG5TThGvL/7+vKr5m1+M6UMeUuzNM=; b=V10O8pK80rxlhRUBSUESwstSjd RZZiGTTT2eAaIBwuh1Q8nIVj2LRgBY8F4WFuDozsnAb2coPgabu3khxGXdDO8aombDNqGeytetkWJ HEJxt6knOIDutbR4LYl17BOfCSSwFqTzJRrojFIE4bETtjw9K+IefulDnRwA4+bmTmeLhCTVP2PmI LL3FsfuBhAbMlY6sn7cCRqAR5ta4n+Xlp6AWt1BXnhj5y4GzGAqzRLasCtFumelgqNvdwsRfwV4bT tAer47A0iEipK7njaG+bdUgobs1INOXhzgYqk+aH7Lt1WOrblp/BQsaB45tscxy46F1bzzakcrOmH Vv+50iBg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mp9LH-00Gdvt-UM; Mon, 22 Nov 2021 13:26:43 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mp9LF-00GdvO-Sd for linux-nvme@lists.infradead.org; Mon, 22 Nov 2021 13:26:43 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1637587600; 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=Oalec0n4qeLKP6WG5TThGvL/7+vKr5m1+M6UMeUuzNM=; b=TWqExlKHPJ+robHhagrTNob4AbrY6j56os2p6uQcnTVbyRFRb4oOSDu5iQY3YIh0vO/Adz PW5KdR4XyxpIAWTqHiDDnxkBmFd20wujkLMUMu8nhwDIkT3ttrty+76GV1obj6kQQ5TXVU Js7i2gjbHrs606cVzAuJRzDxJw+jWOU= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-172--vk2ugstMdeICkgiPk5IDQ-1; Mon, 22 Nov 2021 08:26:35 -0500 X-MC-Unique: -vk2ugstMdeICkgiPk5IDQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 2BE448066EC; Mon, 22 Nov 2021 13:26:34 +0000 (UTC) Received: from T590 (ovpn-8-23.pek2.redhat.com [10.72.8.23]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7F37C908B; Mon, 22 Nov 2021 13:26:29 +0000 (UTC) Date: Mon, 22 Nov 2021 21:26:24 +0800 From: Ming Lei To: Sagi Grimberg Cc: Christoph Hellwig , Jens Axboe , "Martin K . Petersen" , linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, Keith Busch Subject: Re: [PATCH 3/5] blk-mq: add helper of blk_mq_global_quiesce_wait() Message-ID: References: <20211119021849.2259254-1-ming.lei@redhat.com> <20211119021849.2259254-4-ming.lei@redhat.com> <8f6b6452-9abb-fd89-0262-9fb9d00d42a5@grimberg.me> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8f6b6452-9abb-fd89-0262-9fb9d00d42a5@grimberg.me> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211122_052642_021543_6D192ACA X-CRM114-Status: GOOD ( 13.37 ) 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 Mon, Nov 22, 2021 at 09:56:10AM +0200, Sagi Grimberg wrote: > > > Add helper of blk_mq_global_quiesce_wait() for supporting to quiesce > > queues in parallel, then we can just wait once if global quiesce wait > > is allowed. > > blk_mq_global_quiesce_wait() is a poor name... global is scope-less and > obviously it has a scope. How about blk_mq_shared_quiesce_wait()? or any suggestion? Thanks, Ming