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 X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B128AC43462 for ; Tue, 27 Apr 2021 16:24:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 761AB613EA for ; Tue, 27 Apr 2021 16:24:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237604AbhD0QYq (ORCPT ); Tue, 27 Apr 2021 12:24:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238148AbhD0QVb (ORCPT ); Tue, 27 Apr 2021 12:21:31 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AACC1C06138D; Tue, 27 Apr 2021 09:19:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=uo37evwGZllpIBJJs6mBOz6GCzAecaMYRuuhq2kwAKs=; b=UjqyaTW0+HUeB850F2dTtC25Ld 3MgwhDgPw6BsyvWz9KDexAhVzu6tAkxV6V1mPHF9zWCR/jOJE5+7IsW/PmBB3VxZeJmX11L75c5O/ LgI+XASXOJ20yqZUqV9eP54UdtI3p278pDGUzQh5ZGaGabveN+GLa4hlYwpfX12wLMKG/sVjJLmul EE26ExTtIowNFE/Rwq0W9asW+3JquVsWg5Sn2j3IuYeNPMNAh5nf6MelSL9WSaK9N512sIMuuPeFA AiGThb0fxnh/u0uLrNR9nheOGcJPzu1+1KmIoM2HReVXVe8kyQ1iLP49aLzhs5TptDcBrn0P8mIs2 QiCwVm/w==; Received: from [2001:4bb8:18c:28b2:c772:7205:2aa4:840d] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1lbQQg-00Gr6w-Py; Tue, 27 Apr 2021 16:19:19 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Jeffle Xu , Ming Lei , Damien Le Moal , Keith Busch , Sagi Grimberg , "Wunderlich, Mark" , "Vasudevan, Anil" , linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 15/15] nvme-multipath: enable polled I/O Date: Tue, 27 Apr 2021 18:16:19 +0200 Message-Id: <20210427161619.1294399-16-hch@lst.de> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210427161619.1294399-1-hch@lst.de> References: <20210427161619.1294399-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Set the poll queue flags to enable polling, given that the multipath node just dispatches the bios to a lower queue. Signed-off-by: Christoph Hellwig --- drivers/nvme/host/multipath.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 1d17b2387884..0fa38f648ae7 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -443,6 +443,8 @@ int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl, struct nvme_ns_head *head) goto out; blk_queue_flag_set(QUEUE_FLAG_NONROT, q); blk_queue_flag_set(QUEUE_FLAG_NOWAIT, q); + blk_queue_flag_set(QUEUE_FLAG_POLL_CAPABLE, q); + blk_queue_flag_set(QUEUE_FLAG_POLL, q); /* set to a default value for 512 until disk is validated */ blk_queue_logical_block_size(q, 512); -- 2.30.1