From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailout2.samsung.com (mailout2.samsung.com [203.254.224.25]) by dpdk.org (Postfix) with ESMTP id E90E9DE0 for ; Tue, 26 Nov 2013 12:54:55 +0100 (CET) Received: from epcpsbgr2.samsung.com (u142.gpu120.samsung.co.kr [203.254.230.142]) by mailout2.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MWV00LULD553N90@mailout2.samsung.com> for dev@dpdk.org; Tue, 26 Nov 2013 20:55:53 +0900 (KST) Received: from epcpsbgm1.samsung.com ( [172.20.52.112]) by epcpsbgr2.samsung.com (EPCPMTA) with SMTP id 79.DE.18301.84C84925; Tue, 26 Nov 2013 20:55:52 +0900 (KST) X-AuditID: cbfee68e-b7f7e6d00000477d-9b-52948c488e26 Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm1.samsung.com (EPCPMTA) with SMTP id 47.55.32308.84C84925; Tue, 26 Nov 2013 20:55:52 +0900 (KST) Received: from JaeyongYooPC ([10.251.43.74]) by mmp1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0MWV00JD9D541K80@mmp1.samsung.com> for dev@dpdk.org; Tue, 26 Nov 2013 20:55:52 +0900 (KST) From: Jaeyong Yoo To: dev@dpdk.org Date: Tue, 26 Nov 2013 20:55:53 +0900 Message-id: <00a001ceea9e$753b8390$5fb28ab0$%yoo@samsung.com> MIME-version: 1.0 X-Mailer: Microsoft Office Outlook 12.0 Thread-index: Ac7qnnUbo6Egno1SRiyNmKvxcYdDDg== Content-language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrFIsWRmVeSWpSXmKPExsWyRsSkQNejZ0qQQfsLRYt3n7YzOTB6/Fqw lDWAMYrLJiU1J7MstUjfLoEr482/7SwF81wq/h3rYG9gnGDTxcjJISFgIrF6zn4WCFtM4sK9 9WxdjFwcQgJLGSWmH1nGAlN0cmkfM0RiEaPEwyfHoZxeJom2+2vYQarYBLQl1r1pYgSxRQQE JD53LgYaxcEhLGAmMfWiC0iYRUBV4uD6F2DlvAK2Eiu6HjFB2IISPybfA1vGLBAtsfBdCxNI q4SAusSjv7oQE/Ukbp28xwxRIiKx78U7RpATJASms0tcfb2dFWK+gMS3yYdYIHplJTYdYIa4 X1Li4IobLBMYRWYh2TYLybZZSMbOAupmBlrXtpERIiwvsf3tHGYIW1fi/3MYW1ti2cLXzAsY 2VcxiqYWJBcUJ6UXGekVJ+YWl+al6yXn525iBEbQ6X/P+nYw3jxgfYixCujCicxSosn5wAjM K4k3NDYzsjA1MTU2Mrc0o4qwkjjvoodJQUIC6YklqdmpqQWpRfFFpTmpxYcYmTg4pRoYJSda FZqfWy3VGla6tI6NO7D97g2OiRH2vw/JLokOnvg9mPU8f+Cfj8efPovTm3FYPC6Y8UpSu57Z HG5NpYPHWAVsUucp9FaZln/paHqW9UXxqa6NeLXO62iWliLHq1ELNuataCtgcfH+suxjEddB idJXVma5as3HqhauviL7xSJ292ITJw0lluKMREMt5qLiRADmJQYMzQIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprOKsWRmVeSWpSXmKPExsVy+t9jAV2PnilBBvN6pCzefdrO5MDo8WvB UtYAxqgGRpuM1MSU1CKF1Lzk/JTMvHRbJe/geOd4UzMDQ11DSwtzJYW8xNxUWyUXnwBdt8wc oLFKCmWJOaVAoYDE4mIlfTtME0JD3HQtYBojdH1DguB6jAzQQMIaxow3/7azFMxzqfh3rIO9 gXGCTRcjJ4eEgInEyaV9zBC2mMSFe+vZuhi5OIQEFjFKPHxynBnC6WWSaLu/hh2kik1AW2Ld myZGEFtEQEDic+dioA4ODmEBM4mpF11AwiwCqhIH178AK+cVsJVY0fWICcIWlPgx+R4LiM0s EC2x8F0LE0irhIC6xKO/uhAT9SRunbzHDFEiIrHvxTvGCYx8s5B0z0LSPQtJ2SygScxA7W0b GSHC8hLb385hhrB1Jf4/h7G1JZYtfM28gJF9FaNoakFyQXFSeq6hXnFibnFpXrpecn7uJkZw fD6T2sG4ssHiEKMAB6MSD69E5+QgIdbEsuLK3EOMEhzMSiK8Ui1TgoR4UxIrq1KL8uOLSnNS iw8xVgH9P5FZSjQ5H5g68kriDY1NzIwsjcwNLYyMzakirCTOe6DVOlBIID2xJDU7NbUgtQhm ORMHp1QDY8vMEwms//M7Qtu15boyFrbt/OFYdnLH/dNp1nMeKhpd3bD/QsCzVLP3juynmvmv 1QUeMFI9tWL1494cT4ai1D9xLYwGx9qP2a9fmPxhwcSq4NzX72RlDgdwBB4MCdE9Uqr0M/Z0 TlxOovn36EOz31ctLfFbzrJmh8i/lb1BO59mmsuX8asJKrEUZyQaajEXFScCAKni6HUqAwAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-dev] Using dpdk in KVM guest with sr-iov pass-thru 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: Tue, 26 Nov 2013 11:54:56 -0000 Hello, I'm having trouble using l2fwd example on top of KVM guest with sr-iov. Here goes the detailed description: Symptoms: If I run l2fwd dpdk-app, this app does not receive any packets. Even worse, pass-thru-ed device in KVM guest is not receiving any interrupts and more over, PF in host-side is not also receiving any packets. If I destroy the KVM guest, then PF starts receiving packets. (which is very wired right?) Env: - Sr-iov card: Intel Corporation I350 Gigabit Network Connection (rev 01) - DPDK version: dpdk-1.5.1r1 - KVM installed with the packages in ubuntu server 64-bit n Kernel version: 3.11.0-12-generic - KVM guest (ubuntu server 64-bit; the same to host) - CPU: i7-3770 - iommu enabled Do you have any similar issues or any comments or pointers? Thanks, Jaeyong