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Date: Thu, 15 May 2014 21:39:59 +0200
From: Veaceslav Falico <vfalico@...il.com>
To: netdev@...r.kernel.org
Cc: Veaceslav Falico <vfalico@...il.com>,
Jay Vosburgh <j.vosburgh@...il.com>,
Andy Gospodarek <andy@...yhouse.net>
Subject: [PATCH v3 net-next 9/9] bonding: replace SLAVE_IS_OK() with bond_slave_can_tx()
They're verifying the same thing (except of IFF_UP, which is implied for
netif_running(), which is also a prerequisite).
CC: Jay Vosburgh <j.vosburgh@...il.com>
CC: Andy Gospodarek <andy@...yhouse.net>
Signed-off-by: Veaceslav Falico <vfalico@...il.com>
---
drivers/net/bonding/bond_3ad.c | 4 ++--
drivers/net/bonding/bond_alb.c | 14 +++++++-------
drivers/net/bonding/bond_main.c | 4 ++--
drivers/net/bonding/bonding.h | 9 ---------
4 files changed, 11 insertions(+), 20 deletions(-)
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 7997a1e..0dfeaf5 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -2449,13 +2449,13 @@ int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev)
continue;
if (slave_agg_no >= 0) {
- if (!first_ok_slave && SLAVE_IS_OK(slave))
+ if (!first_ok_slave && bond_slave_can_tx(slave))
first_ok_slave = slave;
slave_agg_no--;
continue;
}
- if (SLAVE_IS_OK(slave)) {
+ if (bond_slave_can_tx(slave)) {
bond_dev_queue_xmit(bond, skb, slave->dev);
goto out;
}
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index efacb0e..03e0bca 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -228,7 +228,7 @@ static struct slave *tlb_get_least_loaded_slave(struct bonding *bond)
/* Find the slave with the largest gap */
bond_for_each_slave_rcu(bond, slave, iter) {
- if (SLAVE_IS_OK(slave)) {
+ if (bond_slave_can_tx(slave)) {
long long gap = compute_gap(slave);
if (max_gap < gap) {
@@ -383,7 +383,7 @@ static struct slave *rlb_next_rx_slave(struct bonding *bond)
bool found = false;
bond_for_each_slave(bond, slave, iter) {
- if (!SLAVE_IS_OK(slave))
+ if (!bond_slave_can_tx(slave))
continue;
if (!found) {
if (!before || before->speed < slave->speed)
@@ -416,7 +416,7 @@ static struct slave *__rlb_next_rx_slave(struct bonding *bond)
bool found = false;
bond_for_each_slave_rcu(bond, slave, iter) {
- if (!SLAVE_IS_OK(slave))
+ if (!bond_slave_can_tx(slave))
continue;
if (!found) {
if (!before || before->speed < slave->speed)
@@ -1100,13 +1100,13 @@ static void alb_swap_mac_addr(struct slave *slave1, struct slave *slave2)
static void alb_fasten_mac_swap(struct bonding *bond, struct slave *slave1,
struct slave *slave2)
{
- int slaves_state_differ = (SLAVE_IS_OK(slave1) != SLAVE_IS_OK(slave2));
+ int slaves_state_differ = (bond_slave_can_tx(slave1) != bond_slave_can_tx(slave2));
struct slave *disabled_slave = NULL;
ASSERT_RTNL();
/* fasten the change in the switch */
- if (SLAVE_IS_OK(slave1)) {
+ if (bond_slave_can_tx(slave1)) {
alb_send_learning_packets(slave1, slave1->dev->dev_addr);
if (bond->alb_info.rlb_enabled) {
/* inform the clients that the mac address
@@ -1118,7 +1118,7 @@ static void alb_fasten_mac_swap(struct bonding *bond, struct slave *slave1,
disabled_slave = slave1;
}
- if (SLAVE_IS_OK(slave2)) {
+ if (bond_slave_can_tx(slave2)) {
alb_send_learning_packets(slave2, slave2->dev->dev_addr);
if (bond->alb_info.rlb_enabled) {
/* inform the clients that the mac address
@@ -1360,7 +1360,7 @@ static int bond_do_alb_xmit(struct sk_buff *skb, struct bonding *bond,
bond_info->unbalanced_load += skb->len;
}
- if (tx_slave && SLAVE_IS_OK(tx_slave)) {
+ if (tx_slave && bond_slave_can_tx(tx_slave)) {
if (tx_slave != rcu_dereference(bond->curr_active_slave)) {
ether_addr_copy(eth_data->h_source,
tx_slave->dev->dev_addr);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 5a1e7b7..7123205 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3850,14 +3850,14 @@ static int bond_ethtool_get_settings(struct net_device *bond_dev,
ecmd->duplex = DUPLEX_UNKNOWN;
ecmd->port = PORT_OTHER;
- /* Since SLAVE_IS_OK returns false for all inactive or down slaves, we
+ /* Since bond_slave_can_tx returns false for all inactive or down slaves, we
* do not need to check mode. Though link speed might not represent
* the true receive or transmit bandwidth (not all modes are symmetric)
* this is an accurate maximum.
*/
read_lock(&bond->lock);
bond_for_each_slave(bond, slave, iter) {
- if (SLAVE_IS_OK(slave)) {
+ if (bond_slave_can_tx(slave)) {
if (slave->speed != SPEED_UNKNOWN)
speed += slave->speed;
if (ecmd->duplex == DUPLEX_UNKNOWN &&
diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h
index 60ffd57..44334b3d 100644
--- a/drivers/net/bonding/bonding.h
+++ b/drivers/net/bonding/bonding.h
@@ -41,15 +41,6 @@
#define BOND_DEFAULT_MIIMON 100
/*
- * Checks whether slave is ready for transmit.
- */
-#define SLAVE_IS_OK(slave) \
- (((slave)->dev->flags & IFF_UP) && \
- netif_running((slave)->dev) && \
- ((slave)->link == BOND_LINK_UP) && \
- bond_is_active_slave(slave))
-
-/*
* Less bad way to call ioctl from within the kernel; this needs to be
* done some other way to get the call out of interrupt context.
* Needs "ioctl" variable to be supplied by calling context.
--
1.8.4
--
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