From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f53.google.com (mail-pa0-f53.google.com [209.85.220.53]) by kanga.kvack.org (Postfix) with ESMTP id 046EE280244 for ; Sun, 16 Aug 2015 23:16:17 -0400 (EDT) Received: by pawq9 with SMTP id q9so460673paw.3 for ; Sun, 16 Aug 2015 20:16:16 -0700 (PDT) Received: from mga02.intel.com (mga02.intel.com. [134.134.136.20]) by mx.google.com with ESMTP id wj6si22260743pbc.232.2015.08.16.20.16.15 for ; Sun, 16 Aug 2015 20:16:16 -0700 (PDT) From: Jiang Liu Subject: [Patch V3 5/9] i40e: Use numa_mem_id() to better support memoryless node Date: Mon, 17 Aug 2015 11:19:02 +0800 Message-Id: <1439781546-7217-6-git-send-email-jiang.liu@linux.intel.com> In-Reply-To: <1439781546-7217-1-git-send-email-jiang.liu@linux.intel.com> References: <1439781546-7217-1-git-send-email-jiang.liu@linux.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , Mel Gorman , David Rientjes , Mike Galbraith , Peter Zijlstra , "Rafael J . Wysocki" , Tang Chen , Tejun Heo , Jeff Kirsher , Jesse Brandeburg , Shannon Nelson , Carolyn Wyborny , Don Skidmore , Matthew Vick , John Ronciak , Mitch Williams Cc: Jiang Liu , Tony Luck , linux-mm@kvack.org, linux-hotplug@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org 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 --- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 9a4f2bc70cd2..a8f618cb8eb0 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -1516,7 +1516,7 @@ 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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org