From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:56002 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750899AbdKFJMe (ORCPT ); Mon, 6 Nov 2017 04:12:34 -0500 Subject: Patch "net/ena: change driver's default timeouts" has been added to the 4.9-stable tree To: netanel@annapurnalabs.com, alexander.levin@verizon.com, davem@davemloft.net, gregkh@linuxfoundation.org Cc: , From: Date: Mon, 06 Nov 2017 10:11:43 +0100 Message-ID: <150995950322168@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled net/ena: change driver's default timeouts to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: net-ena-change-driver-s-default-timeouts.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Mon Nov 6 10:07:35 CET 2017 From: Netanel Belgazal Date: Sat, 7 Oct 2017 22:36:50 +0000 Subject: net/ena: change driver's default timeouts From: Netanel Belgazal [ Upstream commit 7102a18ac3f323805e3cd8f3dc64907644608c1e ] The timeouts were too agressive and sometimes cause false alarms. Signed-off-by: Netanel Belgazal Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/amazon/ena/ena_com.c | 4 ++-- drivers/net/ethernet/amazon/ena/ena_netdev.h | 6 +++--- 2 files changed, 5 insertions(+), 5 deletions(-) --- a/drivers/net/ethernet/amazon/ena/ena_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_com.c @@ -36,9 +36,9 @@ /*****************************************************************************/ /* Timeout in micro-sec */ -#define ADMIN_CMD_TIMEOUT_US (1000000) +#define ADMIN_CMD_TIMEOUT_US (3000000) -#define ENA_ASYNC_QUEUE_DEPTH 4 +#define ENA_ASYNC_QUEUE_DEPTH 16 #define ENA_ADMIN_QUEUE_DEPTH 32 #define MIN_ENA_VER (((ENA_COMMON_SPEC_VERSION_MAJOR) << \ --- a/drivers/net/ethernet/amazon/ena/ena_netdev.h +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.h @@ -100,7 +100,7 @@ /* Number of queues to check for missing queues per timer service */ #define ENA_MONITORED_TX_QUEUES 4 /* Max timeout packets before device reset */ -#define MAX_NUM_OF_TIMEOUTED_PACKETS 32 +#define MAX_NUM_OF_TIMEOUTED_PACKETS 128 #define ENA_TX_RING_IDX_NEXT(idx, ring_size) (((idx) + 1) & ((ring_size) - 1)) @@ -116,9 +116,9 @@ #define ENA_IO_IRQ_IDX(q) (ENA_IO_IRQ_FIRST_IDX + (q)) /* ENA device should send keep alive msg every 1 sec. - * We wait for 3 sec just to be on the safe side. + * We wait for 6 sec just to be on the safe side. */ -#define ENA_DEVICE_KALIVE_TIMEOUT (3 * HZ) +#define ENA_DEVICE_KALIVE_TIMEOUT (6 * HZ) #define ENA_MMIO_DISABLE_REG_READ BIT(0) Patches currently in stable-queue which might be from netanel@annapurnalabs.com are queue-4.9/net-ena-change-driver-s-default-timeouts.patch