From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:46378 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751365AbdAMMCA (ORCPT ); Fri, 13 Jan 2017 07:02:00 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Daniel Jurgens , Saeed Mahameed , "David S. Miller" Subject: [PATCH 4.9 10/59] net/mlx5: Cancel recovery work in remove flow Date: Fri, 13 Jan 2017 13:01:17 +0100 Message-Id: <20170113113839.754441369@linuxfoundation.org> In-Reply-To: <20170113113839.364876751@linuxfoundation.org> References: <20170113113839.364876751@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Daniel Jurgens [ Upstream commit 689a248df83b6032edc57e86267b4e5cc8d7174e ] If there is pending delayed work for health recovery it must be canceled if the device is being unloaded. Fixes: 05ac2c0b7438 ("net/mlx5: Fix race between PCI error handlers and health work") Signed-off-by: Daniel Jurgens Signed-off-by: Saeed Mahameed Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/mellanox/mlx5/core/main.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1159,6 +1159,8 @@ static int mlx5_unload_one(struct mlx5_c { int err = 0; + mlx5_drain_health_wq(dev); + mutex_lock(&dev->intf_state_mutex); if (test_bit(MLX5_INTERFACE_STATE_DOWN, &dev->intf_state)) { dev_warn(&dev->pdev->dev, "%s: interface is down, NOP\n", @@ -1319,10 +1321,9 @@ static pci_ers_result_t mlx5_pci_err_det mlx5_enter_error_state(dev); mlx5_unload_one(dev, priv, false); - /* In case of kernel call save the pci state and drain health wq */ + /* In case of kernel call save the pci state */ if (state) { pci_save_state(pdev); - mlx5_drain_health_wq(dev); mlx5_pci_disable_device(dev); }