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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org, Eric Dumazet <edumazet@google.com>,
	Eyal Perry <eyalpe@mellanox.com>, Amir Vadai <amirv@mellanox.com>,
	Or Gerlitz <ogerlitz@mellanox.com>,
	"David S. Miller" <davem@davemloft.net>
Subject: [PATCH 4.1 16/29] net/mlx4_en: really allow to change RSS key
Date: Thu,  1 Oct 2015 11:31:52 +0200	[thread overview]
Message-ID: <20151001093146.413996005@linuxfoundation.org> (raw)
In-Reply-To: <20151001093145.730759857@linuxfoundation.org>

4.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Eric Dumazet <edumazet@google.com>

[ Upsteam commit 4671fc6d47e0a0108fe24a4d830347d6a6ef4aa7 ]

When changing rss key, we do not want to overwrite user provided key
by the one provided by netdev_rss_key_fill(), which is the host random
key generated at boot time.

Fixes: 947cbb0ac242 ("net/mlx4_en: Support for configurable RSS hash function")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Eyal Perry <eyalpe@mellanox.com>
CC: Amir Vadai <amirv@mellanox.com>
Acked-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/net/ethernet/mellanox/mlx4/en_rx.c |    2 --
 1 file changed, 2 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -1256,8 +1256,6 @@ int mlx4_en_config_rss_steer(struct mlx4
 		rss_context->hash_fn = MLX4_RSS_HASH_TOP;
 		memcpy(rss_context->rss_key, priv->rss_key,
 		       MLX4_EN_RSS_KEY_SIZE);
-		netdev_rss_key_fill(rss_context->rss_key,
-				    MLX4_EN_RSS_KEY_SIZE);
 	} else {
 		en_err(priv, "Unknown RSS hash function requested\n");
 		err = -EINVAL;



  parent reply	other threads:[~2015-10-01  9:32 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-01  9:31 [PATCH 4.1 00/29] 4.1.10-stable review Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 01/29] ip6_gre: release cached dst on tunnel removal Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 02/29] vxlan: re-ignore EADDRINUSE from igmp_join Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 03/29] cls_u32: complete the check for non-forced case in u32_destroy() Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 04/29] usbnet: Get EVENT_NO_RUNTIME_PM bit before it is cleared Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 05/29] sock, diag: fix panic in sock_diag_put_filterinfo Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 06/29] ipv6: fix exthdrs offload registration in out_rt path Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 07/29] net: fec: clear receive interrupts before processing a packet Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 08/29] net: eth: altera: fix napi poll_list corruption Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 09/29] net/ipv6: Correct PIM6 mrt_lock handling Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 10/29] net: dsa: bcm_sf2: Fix ageing conditions and operation Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 11/29] ipv6: fix multipath route replace error recovery Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 12/29] net: dsa: bcm_sf2: Fix 64-bits register writes Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 13/29] netlink, mmap: transform mmap skb into full skb on taps Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 14/29] sctp: fix race on protocol/netns initialization Greg Kroah-Hartman
2015-10-01  9:31 ` Greg Kroah-Hartman [this message]
2015-10-01  9:31 ` [PATCH 4.1 17/29] macvtap: fix TUNSETSNDBUF values > 64k Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 18/29] openvswitch: Zero flows on allocation Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 19/29] tcp: add proper TS val into RST packets Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 20/29] net: revert "net_sched: move tp->root allocation into fw_init()" Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 21/29] fib_rules: fix fib rule dumps across multiple skbs Greg Kroah-Hartman
2015-10-01  9:31 ` [PATCH 4.1 22/29] net: dsa: bcm_sf2: Do not override speed settings Greg Kroah-Hartman
2015-10-02  0:47   ` Ben Hutchings
2015-10-02  1:22     ` David Miller
2015-10-03 11:38       ` Greg KH
2015-10-01  9:31 ` [PATCH 4.1 23/29] net: phy: fixed_phy: handle link-down case Greg Kroah-Hartman
2015-10-01  9:32 ` [PATCH 4.1 24/29] of_mdio: add new DT property managed to specify the PHY management type Greg Kroah-Hartman
2015-10-01  9:32 ` [PATCH 4.1 25/29] mvneta: use inband status only when explicitly enabled Greg Kroah-Hartman
2015-10-01  9:32 ` [PATCH 4.1 26/29] netlink: Fix autobind race condition that leads to zero port ID Greg Kroah-Hartman
2015-10-01  9:32 ` [PATCH 4.1 27/29] netlink: Replace rhash_portid with bound Greg Kroah-Hartman
2015-10-01  9:32 ` [PATCH 4.1 28/29] zram: fix possible use after free in zcomp_create() Greg Kroah-Hartman
2015-10-01  9:32 ` [PATCH 4.1 29/29] hp-wmi: limit hotkey enable Greg Kroah-Hartman
     [not found] ` <20151001093146.372268230@linuxfoundation.org>
2015-10-01 23:13   ` [PATCH 4.1 15/29] bridge: fix igmpv3 / mldv2 report parsing Linus Lüssing
2015-10-02  1:29 ` [PATCH 4.1 00/29] 4.1.10-stable review Guenter Roeck
2015-10-02  6:23 ` Sudip Mukherjee
     [not found] ` <560e9a58.e127b40a.bc060.fffffb97@mx.google.com>
2015-10-02 15:04   ` Kevin Hilman
2015-10-02 15:41 ` Shuah Khan

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