/* allocate q_vector and rings */
q_vector = adapter->q_vector[v_idx];
- if (!q_vector)
+ if (!q_vector) {
q_vector = kzalloc(size, GFP_KERNEL);
- else
+ } else if (size > ksize(q_vector)) {
+ kfree_rcu(q_vector, rcu);
+ q_vector = kzalloc(size, GFP_KERNEL);
+ } else {
memset(q_vector, 0, size);
+ }
if (!q_vector)
return -ENOMEM;
adapter->rss_queues = min_t(u32, max_rss_queues, num_online_cpus());
+ igb_set_flag_queue_pairs(adapter, max_rss_queues);
+}
+
+void igb_set_flag_queue_pairs(struct igb_adapter *adapter,
+ const u32 max_rss_queues)
+{
+ struct e1000_hw *hw = &adapter->hw;
+
/* Determine if we need to pair queues. */
switch (hw->mac.type) {
case e1000_82575:
static inline bool igb_page_is_reserved(struct page *page)
{
- return (page_to_nid(page) != numa_mem_id()) || page->pfmemalloc;
+ return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page);
}
static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer,