From: Stephen Hemminger <shemminger@vyatta•com>
To: David Miller <davem@davemloft•net>, Jay Vosburgh <fubar@us•ibm.com>
Cc: netdev@vger•kernel.org, bonding-devel@lists•sourceforge.net
Subject: [RFC 4/4] bond: add new multiqueue hash policy
Date: Thu, 04 Feb 2010 09:11:22 -0800 [thread overview]
Message-ID: <20100204171241.463222870@vyatta.com> (raw)
In-Reply-To: 20100204171118.917737392@vyatta.com
[-- Attachment #1: bond-jhash.patch --]
[-- Type: text/plain, Size: 1686 bytes --]
This hash policy just uses existing transmit hash used for
mulitiqueue.
Signed-off-by: Stephen Hemminger <shemminger@vyatta•com>
--- a/drivers/net/bonding/bond_main.c 2010-02-04 08:57:52.356755294 -0800
+++ b/drivers/net/bonding/bond_main.c 2010-02-04 08:57:53.036755256 -0800
@@ -190,6 +190,7 @@ const struct bond_parm_tbl xmit_hashtype
{ "layer2", BOND_XMIT_POLICY_LAYER2},
{ "layer3+4", BOND_XMIT_POLICY_LAYER34},
{ "layer2+3", BOND_XMIT_POLICY_LAYER23},
+{ "multiqueue", BOND_XMIT_POLICY_MQ},
{ NULL, -1},
};
@@ -3670,6 +3671,13 @@ static u16 bond_xmit_hash_policy_l34(con
}
+/*
+ * Hash for the output device based on multiqueue transmit hash policy
+ */
+static u16 bond_xmit_hash_policy_mq(const struct sk_buff *skb)
+{
+ return skb_tx_hash(skb->dev, skb);
+}
/*-------------------------- Device entry points ----------------------------*/
@@ -4350,6 +4358,9 @@ out:
static void bond_set_xmit_hash_policy(struct bonding *bond)
{
switch (bond->params.xmit_policy) {
+ case BOND_XMIT_POLICY_MQ:
+ bond->xmit_hash_policy = bond_xmit_hash_policy_mq;
+ break;
case BOND_XMIT_POLICY_LAYER23:
bond->xmit_hash_policy = bond_xmit_hash_policy_l23;
break;
--- a/include/linux/if_bonding.h 2010-02-04 08:56:35.956131096 -0800
+++ b/include/linux/if_bonding.h 2010-02-04 08:57:53.036755256 -0800
@@ -87,6 +87,7 @@
#define BOND_XMIT_POLICY_LAYER2 0 /* layer 2 (MAC only), default */
#define BOND_XMIT_POLICY_LAYER34 1 /* layer 3+4 (IP ^ (TCP || UDP)) */
#define BOND_XMIT_POLICY_LAYER23 2 /* layer 2+3 (IP ^ MAC) */
+#define BOND_XMIT_POLICY_MQ 3 /* transmit hash (multiqueue) */
typedef struct ifbond {
__s32 bond_mode;
--
next prev parent reply other threads:[~2010-02-04 17:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-04 17:11 [RFC 0/4] bond hashing revised Stephen Hemminger
2010-02-04 17:11 ` [RFC 1/4] bond: cleanup transmit hash policy interface Stephen Hemminger
2010-02-04 17:11 ` [RFC 2/4] bond: add IPV6 layer3 hash policy support Stephen Hemminger
2010-02-04 17:11 ` [RFC 3/4] bond: support more Layer 4 protocols Stephen Hemminger
2010-02-05 10:38 ` Patrick McHardy
2010-02-05 16:42 ` Stephen Hemminger
2010-02-08 13:11 ` Patrick McHardy
2010-02-04 17:11 ` Stephen Hemminger [this message]
2010-02-05 9:40 ` [RFC 0/4] bond hashing revised Jasper Spaans
2010-02-05 21:04 ` Stephen Hemminger
-- strict thread matches above, loose matches on Subject: below --
2010-02-19 17:54 [RFC 4/4] bond: add new multiqueue hash policy "Oleg A. Arkhangelsky"
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