* [dpdk-dev] [PATCH] bond: use existing enslaved device queues
@ 2016-03-24 21:59 Eric Kinzie
2016-03-25 13:28 ` Iremonger, Bernard
0 siblings, 1 reply; 3+ messages in thread
From: Eric Kinzie @ 2016-03-24 21:59 UTC (permalink / raw)
To: dev; +Cc: tkiely, declan.doherty, bernard.iremonger, ekinzie
This solves issues when an active device is added to a bond.
If a device to be enslaved already has transmit and/or receive queues
allocated, use those and then create any additional queues that are
necessary.
Fixes: 2efb58cbab6e ("bond: new link bonding library")
Signed-off-by: Eric Kinzie <ehkinzie@gmail.com>
---
drivers/net/bonding/rte_eth_bond_pmd.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
index 011150a..7472e9d 100644
--- a/drivers/net/bonding/rte_eth_bond_pmd.c
+++ b/drivers/net/bonding/rte_eth_bond_pmd.c
@@ -1305,6 +1305,8 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
struct bond_rx_queue *bd_rx_q;
struct bond_tx_queue *bd_tx_q;
+ uint16_t old_nb_tx_queues = slave_eth_dev->data->nb_tx_queues;
+ uint16_t old_nb_rx_queues = slave_eth_dev->data->nb_rx_queues;
int errval;
uint16_t q_id;
@@ -1345,7 +1347,9 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
}
/* Setup Rx Queues */
- for (q_id = 0; q_id < bonded_eth_dev->data->nb_rx_queues; q_id++) {
+ /* Use existing queues, if any */
+ for (q_id = old_nb_rx_queues;
+ q_id < bonded_eth_dev->data->nb_rx_queues; q_id++) {
bd_rx_q = (struct bond_rx_queue *)bonded_eth_dev->data->rx_queues[q_id];
errval = rte_eth_rx_queue_setup(slave_eth_dev->data->port_id, q_id,
@@ -1361,7 +1365,9 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
}
/* Setup Tx Queues */
- for (q_id = 0; q_id < bonded_eth_dev->data->nb_tx_queues; q_id++) {
+ /* Use existing queues, if any */
+ for (q_id = old_nb_tx_queues;
+ q_id < bonded_eth_dev->data->nb_tx_queues; q_id++) {
bd_tx_q = (struct bond_tx_queue *)bonded_eth_dev->data->tx_queues[q_id];
errval = rte_eth_tx_queue_setup(slave_eth_dev->data->port_id, q_id,
--
1.7.10.4
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [dpdk-dev] [PATCH] bond: use existing enslaved device queues
2016-03-24 21:59 [dpdk-dev] [PATCH] bond: use existing enslaved device queues Eric Kinzie
@ 2016-03-25 13:28 ` Iremonger, Bernard
2016-03-25 15:55 ` Bruce Richardson
0 siblings, 1 reply; 3+ messages in thread
From: Iremonger, Bernard @ 2016-03-25 13:28 UTC (permalink / raw)
To: Eric Kinzie, dev; +Cc: tkiely, Doherty, Declan, ekinzie
> -----Original Message-----
> From: Eric Kinzie [mailto:ehkinzie@gmail.com]
> Sent: Thursday, March 24, 2016 10:00 PM
> To: dev@dpdk.org
> Cc: tkiely@brocade.com; Doherty, Declan <declan.doherty@intel.com>;
> Iremonger, Bernard <bernard.iremonger@intel.com>; ekinzie@brocade.com
> Subject: [PATCH] bond: use existing enslaved device queues
>
> This solves issues when an active device is added to a bond.
>
> If a device to be enslaved already has transmit and/or receive queues
> allocated, use those and then create any additional queues that are
> necessary.
>
> Fixes: 2efb58cbab6e ("bond: new link bonding library")
>
> Signed-off-by: Eric Kinzie <ehkinzie@gmail.com>
Acked-by: Bernard Iremonger<Bernard.iremonger@intel.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [dpdk-dev] [PATCH] bond: use existing enslaved device queues
2016-03-25 13:28 ` Iremonger, Bernard
@ 2016-03-25 15:55 ` Bruce Richardson
0 siblings, 0 replies; 3+ messages in thread
From: Bruce Richardson @ 2016-03-25 15:55 UTC (permalink / raw)
To: Iremonger, Bernard; +Cc: Eric Kinzie, dev, tkiely, Doherty, Declan, ekinzie
On Fri, Mar 25, 2016 at 01:28:05PM +0000, Iremonger, Bernard wrote:
> > -----Original Message-----
> > From: Eric Kinzie [mailto:ehkinzie@gmail.com]
> > Sent: Thursday, March 24, 2016 10:00 PM
> > To: dev@dpdk.org
> > Cc: tkiely@brocade.com; Doherty, Declan <declan.doherty@intel.com>;
> > Iremonger, Bernard <bernard.iremonger@intel.com>; ekinzie@brocade.com
> > Subject: [PATCH] bond: use existing enslaved device queues
> >
> > This solves issues when an active device is added to a bond.
> >
> > If a device to be enslaved already has transmit and/or receive queues
> > allocated, use those and then create any additional queues that are
> > necessary.
> >
> > Fixes: 2efb58cbab6e ("bond: new link bonding library")
> >
> > Signed-off-by: Eric Kinzie <ehkinzie@gmail.com>
>
> Acked-by: Bernard Iremonger<Bernard.iremonger@intel.com>
Applied to dpdk-next-net/rel_16_04
/Bruce
^ permalink raw reply [flat|nested] 3+ messages in thread
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2016-03-24 21:59 [dpdk-dev] [PATCH] bond: use existing enslaved device queues Eric Kinzie
2016-03-25 13:28 ` Iremonger, Bernard
2016-03-25 15:55 ` Bruce Richardson
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