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| author | Thomas Falcon <tlfalcon@linux.vnet.ibm.com> | 2015-04-29 16:25:44 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-04-30 16:33:45 -0400 |
| commit | cd7c7ec3687986c71b48848637066d4460c92b95 (patch) | |
| tree | 1996647d4a1c1308fcd51fd347a20036d5470338 /drivers/net/ethernet/ibm/ibmveth.c | |
| parent | 79c9cc3cd08cf784fce252378290d9f171d00947 (diff) | |
| download | lwn-cd7c7ec3687986c71b48848637066d4460c92b95.tar.gz lwn-cd7c7ec3687986c71b48848637066d4460c92b95.zip | |
ibmveth: change rx buffer default allocation for CMO
This patch enables 64k rx buffer pools by default. If Cooperative
Memory Overcommitment (CMO) is enabled, the number of 64k buffers
is reduced to save memory.
Cc: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ibm/ibmveth.c')
| -rw-r--r-- | drivers/net/ethernet/ibm/ibmveth.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index 18134766a114..0956ab9f7582 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -1424,6 +1424,9 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) memcpy(netdev->dev_addr, mac_addr_p, ETH_ALEN); + if (firmware_has_feature(FW_FEATURE_CMO)) + memcpy(pool_count, pool_count_cmo, sizeof(pool_count)); + for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) { struct kobject *kobj = &adapter->rx_buff_pool[i].kobj; int error; |