Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754885AbbB0RW2 (ORCPT ); Fri, 27 Feb 2015 12:22:28 -0500 Received: from mail-ie0-f179.google.com ([209.85.223.179]:35808 "EHLO mail-ie0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752069AbbB0RW1 (ORCPT ); Fri, 27 Feb 2015 12:22:27 -0500 Message-ID: <1425057745.5130.29.camel@edumazet-glaptop2.roam.corp.google.com> Subject: Re: [PATCH v2] net: bcmgenet: fix throughtput regression From: Eric Dumazet To: Jaedon Shin Cc: Florian Fainelli , linux-kernel@vger.kernel.org, davem@davemloft.net Date: Fri, 27 Feb 2015 09:22:25 -0800 In-Reply-To: <1425047252-1166-1-git-send-email-jaedon.shin@gmail.com> References: <1425047252-1166-1-git-send-email-jaedon.shin@gmail.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 986 Lines: 23 On Fri, 2015-02-27 at 23:27 +0900, Jaedon Shin wrote: > This patch adds bcmgenet_tx_poll for all active tx_rings. It can reduce > the interrupt load and send xmit in upper network stack on time. > > The bcmgenet_tx_reclaim of tx_ring[{0,1,2,3}] process only under 18 > descriptors is to late reclaiming transmitted skb. Therefore, > performance degradation of xmit after 605ad7f ("tcp: refine TSO > autosizing"). > > Signed-off-by: Jaedon Shin > --- > drivers/net/ethernet/broadcom/genet/bcmgenet.c | 111 +++++++++++++++++++------ > drivers/net/ethernet/broadcom/genet/bcmgenet.h | 2 + > 2 files changed, 87 insertions(+), 26 deletions(-) Oh I only saw your patch now. It looks better than the quick fix ;) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/