From patchwork Wed Oct 2 10:49:29 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Gordeev X-Patchwork-Id: 2978131 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 0D46C9F245 for ; Wed, 2 Oct 2013 18:02:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7C8E0203A3 for ; Wed, 2 Oct 2013 18:02:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5603420190 for ; Wed, 2 Oct 2013 18:02:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755438Ab3JBSBo (ORCPT ); Wed, 2 Oct 2013 14:01:44 -0400 Received: from 221-186-24-89.in-addr.arpa ([89.24.186.221]:27296 "EHLO dhcp-26-207.brq.redhat.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753500Ab3JBSBn (ORCPT ); Wed, 2 Oct 2013 14:01:43 -0400 Received: from dhcp-26-207.brq.redhat.com (localhost [127.0.0.1]) by dhcp-26-207.brq.redhat.com (8.14.5/8.14.5) with ESMTP id r92B0P3b002785; Wed, 2 Oct 2013 13:00:26 +0200 Received: (from agordeev@localhost) by dhcp-26-207.brq.redhat.com (8.14.5/8.14.5/Submit) id r92B0Nxp002784; Wed, 2 Oct 2013 13:00:23 +0200 From: Alexander Gordeev To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , Bjorn Helgaas , Ralf Baechle , Michael Ellerman , Benjamin Herrenschmidt , Martin Schwidefsky , Ingo Molnar , Tejun Heo , Dan Williams , Andy King , Jon Mason , Matt Porter , stable@vger.kernel.org, linux-pci@vger.kernel.org, linux-mips@linux-mips.org, linuxppc-dev@lists.ozlabs.org, linux390@de.ibm.com, linux-s390@vger.kernel.org, x86@kernel.org, linux-ide@vger.kernel.org, iss_storagedev@hp.com, linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org, netdev@vger.kernel.org, e1000-devel@lists.sourceforge.net, linux-driver@qlogic.com, Solarflare linux maintainers , "VMware, Inc." , linux-scsi@vger.kernel.org Subject: [PATCH RFC 73/77] vmxnet3: Return -ENOSPC when not enough MSI-X vectors available Date: Wed, 2 Oct 2013 12:49:29 +0200 Message-Id: X-Mailer: git-send-email 1.7.7.6 In-Reply-To: References: Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Alexander Gordeev --- drivers/net/vmxnet3/vmxnet3_drv.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 3518173..3df7f32 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -2752,7 +2752,10 @@ vmxnet3_acquire_msix_vectors(struct vmxnet3_adapter *adapter, "Failed to enable MSI-X, error: %d\n", err); return err; } else if (err < vector_threshold) { - break; + dev_info(&adapter->pdev->dev, + "Number of MSI-Xs which can be allocated " + "is lower than min threshold required.\n"); + return -ENOSPC; } else { /* If fails to enable required number of MSI-x vectors * try enabling minimum number of vectors required. @@ -2764,9 +2767,6 @@ vmxnet3_acquire_msix_vectors(struct vmxnet3_adapter *adapter, } } - dev_info(&adapter->pdev->dev, - "Number of MSI-X interrupts which can be allocated " - "is lower than min threshold required.\n"); return err; }