From patchwork Wed Oct 2 10:49:04 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Gordeev X-Patchwork-Id: 280136 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 410DD2C20B8 for ; Thu, 3 Oct 2013 04:12:09 +1000 (EST) Received: from dhcp-26-207.brq.redhat.com (unknown [89.24.186.221]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id C2CD12C0410 for ; Thu, 3 Oct 2013 03:59:55 +1000 (EST) 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 r92Aw7fY002652; Wed, 2 Oct 2013 12:58:08 +0200 Received: (from agordeev@localhost) by dhcp-26-207.brq.redhat.com (8.14.5/8.14.5/Submit) id r92AvxKh002651; Wed, 2 Oct 2013 12:57:59 +0200 From: Alexander Gordeev To: linux-kernel@vger.kernel.org Subject: [PATCH RFC 48/77] mlx5: Return -ENOSPC when not enough MSI-X vectors available Date: Wed, 2 Oct 2013 12:49:04 +0200 Message-Id: <28ed0fe9f5fee281652930a36246919dff14a33d.1380703263.git.agordeev@redhat.com> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: References: Cc: linux-mips@linux-mips.org, "VMware, Inc." , linux-nvme@lists.infradead.org, linux-ide@vger.kernel.org, stable@vger.kernel.org, linux-s390@vger.kernel.org, Andy King , linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org, x86@kernel.org, Alexander Gordeev , linux-pci@vger.kernel.org, iss_storagedev@hp.com, linux-driver@qlogic.com, Tejun Heo , Bjorn Helgaas , Dan Williams , Jon Mason , Ingo Molnar , Solarflare linux maintainers , netdev@vger.kernel.org, Ralf Baechle , e1000-devel@lists.sourceforge.net, Martin Schwidefsky , linux390@de.ibm.com, linuxppc-dev@lists.ozlabs.org X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.16rc2 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Signed-off-by: Alexander Gordeev --- drivers/net/ethernet/mellanox/mlx5/core/main.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 3573ba4..5e5c9a3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -122,7 +122,7 @@ static int mlx5_enable_msix(struct mlx5_core_dev *dev) nvec = dev->caps.num_ports * num_online_cpus() + MLX5_EQ_VEC_COMP_BASE; nvec = min_t(int, nvec, num_eqs); if (nvec <= MLX5_EQ_VEC_COMP_BASE) - return -ENOMEM; + return -ENOSPC; table->msix_arr = kzalloc(nvec * sizeof(*table->msix_arr), GFP_KERNEL); if (!table->msix_arr) @@ -144,7 +144,7 @@ retry: mlx5_core_dbg(dev, "received %d MSI vectors out of %d requested\n", err, nvec); kfree(table->msix_arr); - return 0; + return -ENOSPC; } static void mlx5_disable_msix(struct mlx5_core_dev *dev)