From: Thomas Falcon tlfalcon@linux.vnet.ibm.com
[ Upstream commit 068d9f90a6978c3e3a662d9e85204a7d6be240d2 ]
The amount of TX/RX buffers that the vNIC driver currently allocates is different from the amount agreed upon in negotiation with firmware. Correct that by allocating the requested number of buffers confirmed by firmware.
Signed-off-by: Thomas Falcon tlfalcon@linux.vnet.ibm.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@verizon.com --- drivers/net/ethernet/ibm/ibmvnic.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 2eec76e88ead..7c6c1468628b 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -404,7 +404,7 @@ static int ibmvnic_open(struct net_device *netdev) send_map_query(adapter); for (i = 0; i < rxadd_subcrqs; i++) { init_rx_pool(adapter, &adapter->rx_pool[i], - IBMVNIC_BUFFS_PER_POOL, i, + adapter->req_rx_add_entries_per_subcrq, i, be64_to_cpu(size_array[i]), 1); if (alloc_rx_pool(adapter, &adapter->rx_pool[i])) { dev_err(dev, "Couldn't alloc rx pool\n"); @@ -419,23 +419,23 @@ static int ibmvnic_open(struct net_device *netdev) for (i = 0; i < tx_subcrqs; i++) { tx_pool = &adapter->tx_pool[i]; tx_pool->tx_buff = - kcalloc(adapter->max_tx_entries_per_subcrq, + kcalloc(adapter->req_tx_entries_per_subcrq, sizeof(struct ibmvnic_tx_buff), GFP_KERNEL); if (!tx_pool->tx_buff) goto tx_pool_alloc_failed;
if (alloc_long_term_buff(adapter, &tx_pool->long_term_buff, - adapter->max_tx_entries_per_subcrq * + adapter->req_tx_entries_per_subcrq * adapter->req_mtu)) goto tx_ltb_alloc_failed;
tx_pool->free_map = - kcalloc(adapter->max_tx_entries_per_subcrq, + kcalloc(adapter->req_tx_entries_per_subcrq, sizeof(int), GFP_KERNEL); if (!tx_pool->free_map) goto tx_fm_alloc_failed;
- for (j = 0; j < adapter->max_tx_entries_per_subcrq; j++) + for (j = 0; j < adapter->req_tx_entries_per_subcrq; j++) tx_pool->free_map[j] = j;
tx_pool->consumer_index = 0; @@ -746,7 +746,7 @@ static int ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev)
tx_pool->consumer_index = (tx_pool->consumer_index + 1) % - adapter->max_tx_entries_per_subcrq; + adapter->req_tx_entries_per_subcrq;
tx_buff = &tx_pool->tx_buff[index]; tx_buff->skb = skb; @@ -819,7 +819,7 @@ static int ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev)
if (tx_pool->consumer_index == 0) tx_pool->consumer_index = - adapter->max_tx_entries_per_subcrq - 1; + adapter->req_tx_entries_per_subcrq - 1; else tx_pool->consumer_index--;
@@ -1400,7 +1400,7 @@ restart_loop: producer_index] = index; adapter->tx_pool[pool].producer_index = (adapter->tx_pool[pool].producer_index + 1) % - adapter->max_tx_entries_per_subcrq; + adapter->req_tx_entries_per_subcrq; } /* remove tx_comp scrq*/ next->tx_comp.first = 0;