Received: by 2002:a25:e74b:0:0:0:0:0 with SMTP id e72csp2522207ybh; Fri, 24 Jul 2020 15:20:12 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwLXe+4FRlLU29z7/+14PsV/SLuwSttcpUlJptdUVBsHN2Mzzt7w4CKflmoc2MNsS3Ur4k1 X-Received: by 2002:aa7:d353:: with SMTP id m19mr10561652edr.75.1595629211887; Fri, 24 Jul 2020 15:20:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1595629211; cv=none; d=google.com; s=arc-20160816; b=E3gx/Iqhg2tbvA+EZYf6MiUIVvbw0qcdjVAWH1l3m5S2Nd8Bl2Hp1eoKUBtavf/exg avX0Rf10ne7AAwnAj1jUq8f2oe+lE0VShdIzjVoBJqmlwHVNn+rSIu1SP82w0oI+UxwW gjvn1ABC761680Qv7qUSsMdVQBSQ0Ku+oFFx8IgkKk+/7Q3U0tYksSTG3OZ8mAqAwB8j LQ5eMKFS1cM/j7ILV4qpL/1Yz7GujI6jZefLpWoVbxBT+SqyTuvxdAquFWjN3JEt1N86 +XORbSESBovL+00QCleYo8ta4cuXZTE2S4ojHqCuwznWCGUNUsJOptSCRlQfmCmG8GF8 OVoQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date; bh=qamVtBaY9/YvLOIUPfA25vV+nWRDiRKpOg+Rjb+2+BY=; b=o0X4YcmT0UOYtiiZmQO/9vW6HUYqbtVEX3NKq275s1uwg7afgSz+425Xfmpc/kOgJN 8jcPQYcq0QY/L5JMZvFkAwFx1AWP/rEAM3rqnRzyeQiyA1zanAJmSY6LnwW+8u8rXokQ qDkciRKFhrbkO0FvZnZtUk3dIV/f7+rVhw8HcAt1b2BBgIkDQ5OS9Shmj5I2MAzyhTQX VfDcYK+OJAfsr6KdTKiRsByAbi4/ClfRmYBaTmXmEfIoggU4x8ZVIhUQc+NKVQ5G/0uX Zceqiil7fdXDdevDWGrnrkU52gq/eOL5/ubvOJ1w2HjEX8IpEB/BKy2KpQUS3p11OBNp m4yw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id j31si1333815edc.371.2020.07.24.15.19.48; Fri, 24 Jul 2020 15:20:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726835AbgGXWSy (ORCPT + 99 others); Fri, 24 Jul 2020 18:18:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36170 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726593AbgGXWSy (ORCPT ); Fri, 24 Jul 2020 18:18:54 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 26065C0619D3; Fri, 24 Jul 2020 15:18:54 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 9A9F01195421E; Fri, 24 Jul 2020 15:02:08 -0700 (PDT) Date: Fri, 24 Jul 2020 15:18:53 -0700 (PDT) Message-Id: <20200724.151853.1338329532264832068.davem@davemloft.net> To: chisong@linux.microsoft.com Cc: kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, wei.liu@kernel.org, kuba@kernel.org, linux-hyperv@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v8 net-next] net: hyperv: dump TX indirection table to ethtool regs From: David Miller In-Reply-To: <20200724041426.GB25409@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net> References: <20200724041426.GB25409@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 24 Jul 2020 15:02:09 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chi Song Date: Thu, 23 Jul 2020 21:14:26 -0700 > An imbalanced TX indirection table causes netvsc to have low > performance. This table is created and managed during runtime. To help > better diagnose performance issues caused by imbalanced tables, it needs > make TX indirection tables visible. > > Because TX indirection table is driver specified information, so > display it via ethtool register dump. > > Signed-off-by: Chi Song Applied, thank you.