From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751597AbdF1VHV (ORCPT ); Wed, 28 Jun 2017 17:07:21 -0400 Received: from terminus.zytor.com ([65.50.211.136]:52085 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751592AbdF1VHO (ORCPT ); Wed, 28 Jun 2017 17:07:14 -0400 Date: Wed, 28 Jun 2017 14:05:04 -0700 From: tip-bot for Christoph Hellwig Message-ID: Cc: keith.busch@intel.com, hpa@zytor.com, hch@lst.de, linux-kernel@vger.kernel.org, tglx@linutronix.de, axboe@kernel.dk, mingo@kernel.org Reply-To: axboe@kernel.dk, mingo@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, hch@lst.de, keith.busch@intel.com, hpa@zytor.com In-Reply-To: <20170626102058.10200-4-hch@lst.de> References: <20170626102058.10200-4-hch@lst.de> To: linux-tip-commits@vger.kernel.org Subject: [tip:irq/core] nvme: Allocate queues for all possible CPUs Git-Commit-ID: 425a17cbfff933c4cca4eeef5caa5926d198dd85 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 425a17cbfff933c4cca4eeef5caa5926d198dd85 Gitweb: http://git.kernel.org/tip/425a17cbfff933c4cca4eeef5caa5926d198dd85 Author: Christoph Hellwig AuthorDate: Mon, 26 Jun 2017 12:20:58 +0200 Committer: Thomas Gleixner CommitDate: Wed, 28 Jun 2017 23:00:07 +0200 nvme: Allocate queues for all possible CPUs Unlike most drŅ–vers that simply pass the maximum possible vectors to pci_alloc_irq_vectors NVMe needs to configure the device before allocting the vectors, so it needs a manual update for the new scheme of using all present CPUs. Signed-off-by: Christoph Hellwig Reviewed-by: Jens Axboe Cc: Keith Busch Cc: linux-block@vger.kernel.org Cc: linux-nvme@lists.infradead.org Link: http://lkml.kernel.org/r/20170626102058.10200-4-hch@lst.de Signed-off-by: Thomas Gleixner --- drivers/nvme/host/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 951042a..b3dcd7a 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1525,7 +1525,7 @@ static int nvme_setup_io_queues(struct nvme_dev *dev) struct pci_dev *pdev = to_pci_dev(dev->dev); int result, nr_io_queues, size; - nr_io_queues = num_online_cpus(); + nr_io_queues = num_present_cpus(); result = nvme_set_queue_count(&dev->ctrl, &nr_io_queues); if (result < 0) return result;