From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f171.google.com (mail-wi0-f171.google.com [209.85.212.171]) by dpdk.org (Postfix) with ESMTP id 68A1E568C for ; Wed, 9 Sep 2015 14:20:02 +0200 (CEST) Received: by wicfx3 with SMTP id fx3so19508710wic.0 for ; Wed, 09 Sep 2015 05:20:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:organization :user-agent:in-reply-to:references:mime-version :content-transfer-encoding:content-type; bh=lUAphdGL5EkmZKTFaGpEZrf9NbhqnWvBIxMu3yan9bI=; b=T/hKJiz4OEgHdOllvENxSZvG3uBd9aMOAOWgQLMbzymRSA7FfgjL9rnpo8ypFDlmb+ kKgPfAmYPh8NoFXotqrQTQouiJztY9xXORXPydv4oEAk0F5pTmrdtjU4uugvewiG7ypR 0PP+osp9ZN7QZZJvtlU2uLDlFx8Tm3XPVFB2Wzx/IeutWZXL/YMSwoOAschyCziInYqZ 6ocIZyKrYYV38XCzH5ybTK/qZrlRMJAXL3HdyAMtebo4nFh0pZQtmtMfCbNI2b7Z1EN/ dtAzDQxjMyzbiTcl3LoVMhP0cJb4sAk3Ol10SHIELGMdKCqduspyKcgpsj8zKrDwJ/gD 6EHA== X-Gm-Message-State: ALoCoQnNyvEEInYpN07rbpxs2q5C6qQ0rjo8L8+zB2YJfVZJavUNViXlFUIQyYcf6jNKOIcEqDgD X-Received: by 10.180.73.229 with SMTP id o5mr53160089wiv.36.1441801202204; Wed, 09 Sep 2015 05:20:02 -0700 (PDT) Received: from xps13.localnet (guy78-3-82-239-227-177.fbx.proxad.net. [82.239.227.177]) by smtp.gmail.com with ESMTPSA id yu4sm9981208wjc.43.2015.09.09.05.20.01 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 09 Sep 2015 05:20:01 -0700 (PDT) From: Thomas Monjalon To: "Zhang, Helin" Date: Wed, 09 Sep 2015 14:18:53 +0200 Message-ID: <9837353.xdQKzFi908@xps13> Organization: 6WIND User-Agent: KMail/4.14.10 (Linux/4.1.6-1-ARCH; KDE/4.14.11; x86_64; ; ) In-Reply-To: References: <1439489195-31553-1-git-send-email-vladz@cloudius-systems.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Cc: dev@dpdk.org Subject: Re: [dpdk-dev] [PATCH v1] ixgbe_pmd: forbid tx_rs_thresh above 1 for all NICs but 82598 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Sep 2015 12:20:02 -0000 2015-08-25 20:13, Zhang, Helin: > Yes, I got the perfect answers. Thank you very much! > I just wanted to make sure the test case was OK with the limit of maximum number of descriptors, as I heard there is a hang issue on other NICs of using more descriptors than hardware allowed. > OK. I am still waiting for the answers/confirmation from x540 hardware designers. We need all agree on your patches to avoid risks. Helin, any news? Can we apply v4 of this patch?