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igb: only recycle page if it is on our numa node

This patch makes it so that we only recycle pages when they are from the
local NUMA node.  Non-local pages are freed and replaced with locally
allocated pages.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alexander Duyck 15 years ago
parent
commit
d1eff35061
1 changed files with 3 additions and 1 deletions
  1. 3 1
      drivers/net/igb/igb_main.c

+ 3 - 1
drivers/net/igb/igb_main.c

@@ -4952,6 +4952,7 @@ static bool igb_clean_rx_irq_adv(struct igb_q_vector *q_vector,
 	struct sk_buff *skb;
 	bool cleaned = false;
 	int cleaned_count = 0;
+	int current_node = numa_node_id();
 	unsigned int total_bytes = 0, total_packets = 0;
 	unsigned int i;
 	u32 staterr;
@@ -5006,7 +5007,8 @@ static bool igb_clean_rx_irq_adv(struct igb_q_vector *q_vector,
 						buffer_info->page_offset,
 						length);
 
-			if (page_count(buffer_info->page) != 1)
+			if ((page_count(buffer_info->page) != 1) ||
+			    (page_to_nid(buffer_info->page) != current_node))
 				buffer_info->page = NULL;
 			else
 				get_page(buffer_info->page);