diff options
Diffstat (limited to 'drivers/net/ibmveth.c')
| -rw-r--r-- | drivers/net/ibmveth.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c index d2cc6d3f401c..3515ef318eb0 100644 --- a/drivers/net/ibmveth.c +++ b/drivers/net/ibmveth.c @@ -178,7 +178,7 @@ static void ibmveth_init_buffer_pool(struct ibmveth_buff_pool *pool, u32 pool_in pool->size = pool_size; pool->index = pool_index; pool->buff_size = buff_size; - pool->threshold = pool_size / 2; + pool->threshold = pool_size * 7 / 8; pool->active = pool_active; } @@ -315,10 +315,13 @@ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) adapter->replenish_task_cycles++; - for (i = (IbmVethNumBufferPools - 1); i >= 0; i--) - if(adapter->rx_buff_pool[i].active) - ibmveth_replenish_buffer_pool(adapter, - &adapter->rx_buff_pool[i]); + for (i = (IbmVethNumBufferPools - 1); i >= 0; i--) { + struct ibmveth_buff_pool *pool = &adapter->rx_buff_pool[i]; + + if (pool->active && + (atomic_read(&pool->available) < pool->threshold)) + ibmveth_replenish_buffer_pool(adapter, pool); + } adapter->rx_no_buffer = *(u64*)(((char*)adapter->buffer_list_addr) + 4096 - 8); } |