From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next] liquidio: optimize DMA in NUMA systems Date: Sun, 12 Mar 2017 23:17:11 -0700 (PDT) Message-ID: <20170312.231711.1974696961977380162.davem@davemloft.net> References: <20170310010324.GA5986@felix.cavium.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, raghu.vatsavayi@cavium.com, derek.chickles@cavium.com, satananda.burla@cavium.com, veerasenareddy.burru@cavium.com To: felix.manlunas@cavium.com Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:53348 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750783AbdCMGRN (ORCPT ); Mon, 13 Mar 2017 02:17:13 -0400 In-Reply-To: <20170310010324.GA5986@felix.cavium.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Felix Manlunas Date: Thu, 9 Mar 2017 17:03:24 -0800 > From: VSR Burru > > Optimize DMA in NUMA systems by allocating memory from NUMA node that NIC > is plugged in to; DMA will no longer cross NUMA nodes. If NIC IRQs are > pinned to a local CPU, that CPU's access to the DMA'd data is also > optimized. > > Signed-off-by: VSR Burru > Signed-off-by: Felix Manlunas > Signed-off-by: Raghu Vatsavayi > Signed-off-by: Satanand Burla Applied, thanks.