ACK.

Thanks,
-- Kiran P.

-----Original Message-----
From: Intel-wired-lan [mailto:intel-wired-lan-boun...@lists.osuosl.org] On 
Behalf Of Jiang Liu
Sent: Sunday, August 16, 2015 8:19 PM
To: Andrew Morton; Mel Gorman; David Rientjes; Mike Galbraith; Peter Zijlstra; 
Wysocki, Rafael J; Tang Chen; Tejun Heo; Kirsher, Jeffrey T; Brandeburg, Jesse; 
Nelson, Shannon; Wyborny, Carolyn; Skidmore, Donald C; Vick, Matthew; Ronciak, 
John; Williams, Mitch A
Cc: Luck, Tony; netdev@vger.kernel.org; x...@kernel.org; 
linux-hotp...@vger.kernel.org; linux-ker...@vger.kernel.org; 
linux...@kvack.org; intel-wired-...@lists.osuosl.org; Jiang Liu
Subject: [Intel-wired-lan] [Patch V3 6/9] i40evf: Use numa_mem_id() to better 
support memoryless node

Function i40e_clean_rx_irq() tries to reuse memory pages allocated from the 
nearest node. To better support memoryless node, use
numa_mem_id() instead of numa_node_id() to get the nearest node with memory.

This change should only affect performance.

Signed-off-by: Jiang Liu <jiang....@linux.intel.com>
---
 drivers/net/ethernet/intel/i40evf/i40e_txrx.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c 
b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c
index 395f32f226c0..19ca96d8bd97 100644
--- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c
@@ -1003,7 +1003,7 @@ static int i40e_clean_rx_irq_ps(struct i40e_ring 
*rx_ring, int budget)
        unsigned int total_rx_bytes = 0, total_rx_packets = 0;
        u16 rx_packet_len, rx_header_len, rx_sph, rx_hbo;
        u16 cleaned_count = I40E_DESC_UNUSED(rx_ring);
-       const int current_node = numa_node_id();
+       const int current_node = numa_mem_id();
        struct i40e_vsi *vsi = rx_ring->vsi;
        u16 i = rx_ring->next_to_clean;
        union i40e_rx_desc *rx_desc;
--
1.7.10.4

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