From: Veaceslav Falico <vfalico@redhat•com>
To: Ding Tianhong <dingtianhong@huawei•com>
Cc: Jay Vosburgh <fubar@us•ibm.com>,
"David S. Miller" <davem@davemloft•net>,
Netdev <netdev@vger•kernel.org>
Subject: Re: [PATCH net-next 1/4] bonding: update the primary when slave name changed
Date: Thu, 9 Jan 2014 12:46:36 +0100 [thread overview]
Message-ID: <20140109114636.GF5786@redhat.com> (raw)
In-Reply-To: <52CE8604.3010804@huawei.com>
On Thu, Jan 09, 2014 at 07:20:36PM +0800, Ding Tianhong wrote:
>If the primary_slave's name changed, but the bond->prams.primay was
>still using the old name, it is conflict with the meaning of the
>primary, so update the primary when the slave change its name.
Nope, the bonding parameter, which is set by the user, shouldn't change
because of an interface name change.
>
>Signed-off-by: Ding Tianhong <dingtianhong@huawei•com>
>---
> drivers/net/bonding/bond_main.c | 14 ++++++++++++--
> 1 file changed, 12 insertions(+), 2 deletions(-)
>
>diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
>index e06c445..de646e2 100644
>--- a/drivers/net/bonding/bond_main.c
>+++ b/drivers/net/bonding/bond_main.c
>@@ -2860,9 +2860,19 @@ static int bond_slave_netdev_event(unsigned long event,
> */
> break;
> case NETDEV_CHANGENAME:
>- /*
>- * TODO: handle changing the primary's name
>+ /* if the primary's name changed,
>+ * save the new name for primary.
> */
>+ if (USES_PRIMARY(bond->params.mode) &&
>+ bond->params.primary[0]) {
>+ if (bond->primary_slave &&
>+ strcmp(bond->params.primary,
>+ bond->primary_slave->dev->name)) {
>+ strncpy(bond->params.primary,
>+ bond->primary_slave->dev->name,
>+ IFNAMSIZ);
>+ }
>+ }
> break;
> case NETDEV_FEAT_CHANGE:
> bond_compute_features(bond);
>--
>1.8.0
>
>
next prev parent reply other threads:[~2014-01-09 11:49 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-09 11:20 [PATCH net-next 1/4] bonding: update the primary when slave name changed Ding Tianhong
2014-01-09 11:46 ` Veaceslav Falico [this message]
2014-01-09 12:23 ` Ding Tianhong
2014-01-09 12:30 ` Veaceslav Falico
2014-01-10 4:20 ` Ding Tianhong
2014-01-10 7:44 ` Veaceslav Falico
2014-01-10 11:05 ` Ding Tianhong
2014-01-10 11:11 ` Veaceslav Falico
2014-01-10 11:55 ` Ding Tianhong
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