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From: Bernard Iremonger <bernard.iremonger@intel.com>
To: dev@dpdk.org
Cc: declan.doherty@intel.com, Bernard Iremonger <bernard.iremonger@intel.com>
Date: Thu, 5 May 2016 16:15:00 +0100
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Subject: [dpdk-dev] [PATCH 5/5] bonding: add read/write lock to the
link_update function
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Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
---
drivers/net/bonding/rte_eth_bond_pmd.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
index 6e1cc10..fff6654 100644
--- a/drivers/net/bonding/rte_eth_bond_pmd.c
+++ b/drivers/net/bonding/rte_eth_bond_pmd.c
@@ -1819,9 +1819,11 @@ bond_ethdev_link_update(struct rte_eth_dev *bonded_eth_dev,
{
struct bond_dev_private *internals = bonded_eth_dev->data->dev_private;
+ rte_rwlock_read_lock(&internals->rwlock);
if (!bonded_eth_dev->data->dev_started ||
internals->active_slave_count == 0) {
bonded_eth_dev->data->dev_link.link_status = ETH_LINK_DOWN;
+ rte_rwlock_read_unlock(&internals->rwlock);
return 0;
} else {
struct rte_eth_dev *slave_eth_dev;
@@ -1840,7 +1842,7 @@ bond_ethdev_link_update(struct rte_eth_dev *bonded_eth_dev,
bonded_eth_dev->data->dev_link.link_status = link_up;
}
-
+ rte_rwlock_read_unlock(&internals->rwlock);
return 0;
}
--
2.6.3