From mboxrd@z Thu Jan 1 00:00:00 1970 From: Samuel Thibault Subject: Re: [PATCH] e1000: Reset rx ring index on receive overrun Date: Fri, 18 May 2012 01:31:24 +0200 Message-ID: <20120517233124.GK683@type.famille.thibault.fr> References: <20120517230140.GZ683@type.famille.thibault.fr> <061C8A8601E8EE4CA8D8FD6990CEA891188439E0@ORSMSX102.amr.corp.intel.com> <20120517232821.GJ683@type.famille.thibault.fr> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: "Dave, Tushar N" , "Kirsher, Jeffrey T" , "Brandeburg, Jesse" , "Allan, Bruce W" , "Wyborny, Carolyn" , "Skidmore, Donald C" , "Rose, Gregory V" , "Waskiewicz Jr, Peter P" , "Duyck, Alexander H" , "Ronciak, John" , "David S. Miller" , Jiri Pirko , Dean Nelson , "e1000-devel@lists.sourceforge.net" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" Return-path: Content-Disposition: inline In-Reply-To: <20120517232821.GJ683@type.famille.thibault.fr> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: e1000-devel-bounces@lists.sourceforge.net List-Id: netdev.vger.kernel.org Samuel Thibault, le Fri 18 May 2012 01:28:21 +0200, a =E9crit : > Dave, Tushar N, le Thu 17 May 2012 23:22:31 +0000, a =E9crit : > > I am interested in to see if you have actual test case and more importa= ntly test data that shows that kernel and device indexes are not synchroniz= ed any more. > = > Well, it's not with an actual physical device, but with the kvm > emulation. BTW, it also happens easily when request_irq takes some time to complete: since we enable E1000_TCTL_EN before that, the card can have time to fill the ring before irqs are processed. Samuel ---------------------------------------------------------------------------= --- Live Security Virtual Conference Exclusive live event will cover all the ways today's security and = threat landscape has changed and how IT managers can respond. Discussions = will include endpoint security, mobile security and the latest in malware = threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.co= m/community/wired