From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <3chas3@gmail.com> Received: from mail-io0-f194.google.com (mail-io0-f194.google.com [209.85.223.194]) by dpdk.org (Postfix) with ESMTP id 4C36A1B5F0; Tue, 7 Nov 2017 12:50:56 +0100 (CET) Received: by mail-io0-f194.google.com with SMTP id b186so1805987iof.8; Tue, 07 Nov 2017 03:50:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=g0O1Ohn2ZZJB485D6CSjmRrrXeiUrChXfEsL2FNc2B4=; b=Zyt9wGydgtL8ceovuLtXrOl83aCAlttQJLYGwHq1tyxklj4skI/YzxP7HZv3rVsVXi fQwdt3Dicop1PaJ5SMsv9DrhvC9gw4eO+3C3uNaeC8KxexWlesbBpdVLA+uAO/bvWC1z AFNan2/i+kwABImqOwxnpSs9LsyuXv1eGQDAgSlhRUFbhyWdp9LrzL9/VZIMfB3TR7r8 reyzgP/gEWMOVWlnhJTXifzc0X1KKvQGFymplY08IBM/d2n4LZ5d5Mc9BFymvx4f0c/J Cqz/hJUBmgLtMUkjNh6Y6mbzbnJOlvaPCag1dRfTaMTgomaZtb1Cb8H3WDXTvwIq8D9k KvWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=g0O1Ohn2ZZJB485D6CSjmRrrXeiUrChXfEsL2FNc2B4=; b=adXilln51TBXIllnqAVVQO/0sRpj0fF6EQ6Gm1e1q+v1ruK1TQ77TPT67En2goJych aphBI6c2Zy81N7dnhAN44jgQ5aQJaumTzr91SKir6uyye7Oe2OD16+YPe+4Mugfbf+4T V0eNmbkMxFkgRbLlVFqshkQCkFPJcCtNJ5sv78Qkob1Y6hrngAH43X6s1pnTZ2P2qbRp QdyvXFy3tk+ndzf7HDveFdlEI+LfiY6bSxwIjYjt+BEHYG7xycIXHPPUIdtphw7v3A5m EWwpIpqP4JCp2lkiu9pBcueNrIzLGX9DN/M301A5oVkbcfn6Gu8uLN/TVFBSno9GnaOc fenw== X-Gm-Message-State: AJaThX5vL4hSvsLTjOTzj4w59TByE+Kfm9v7GjKaGACG+7wC/0177yf1 n/tk1j+byjhhupCIv2emqC1R4DRkcAAPmcXlUsc= X-Google-Smtp-Source: ABhQp+Rh4uYv7oeGmOOXI5r4ve5tp8EDBwZD4RXYbKnXl2AslTaaT0PwlTkq7poiQDcp9r+uJe4vYoOO0TByB9R3Ozo= X-Received: by 10.107.168.205 with SMTP id e74mr22421887ioj.42.1510055455634; Tue, 07 Nov 2017 03:50:55 -0800 (PST) MIME-Version: 1.0 Received: by 10.107.16.29 with HTTP; Tue, 7 Nov 2017 03:50:55 -0800 (PST) In-Reply-To: <2004961.P5XXAOnQC2@xps> References: <20171103223822.28852-1-ferruh.yigit@intel.com> <20171106184815.9953-1-ferruh.yigit@intel.com> <2004961.P5XXAOnQC2@xps> From: Chas Williams <3chas3@gmail.com> Date: Tue, 7 Nov 2017 06:50:55 -0500 Message-ID: To: Thomas Monjalon Cc: Ferruh Yigit , stable@dpdk.org, dev@dpdk.org, Jianfeng Tan , Jingjing Wu , Shijith Thotton , Gregory Etelson , Harish Patil , George Prekas , Sergio Gonzalez Monroy , Rasesh Mody , Lee Roberts , Stephen Hemminger Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH v2] igb_uio: prevent reset for a list of devices X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 07 Nov 2017 11:50:56 -0000 We still have an issue with this and PCI pass-through. If a guest is restarted while using PCI pass-through and igb_uio issues a pci_reset_function(), this causes the host to crash. On Mon, Nov 6, 2017 at 6:55 PM, Thomas Monjalon wrote: > 06/11/2017 19:48, Ferruh Yigit: > > Some devices are having problem on device reset that happens during DPDK > > application exit [1]. > > > > Create a static list of devices and exclude them from device reset. > > > > [1] > > http://dpdk.org/ml/archives/dev/2017-November/080927.html > > > > Fixes: b58eedfc7dd5 ("igb_uio: issue FLR during open and release of > device file") > > Cc: stable@dpdk.org > > > > Signed-off-by: Ferruh Yigit > > Applied, thanks > > An option may be required to disable this exception > which may be a security hole. > >