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Open Source and information security mailing list archives
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Date: Mon, 21 Dec 2020 10:54:19 -0800 From: Jakub Kicinski <kuba@...nel.org> To: Eric Dumazet <edumazet@...gle.com> Cc: Ben Greear <greearb@...delatech.com>, Rainer Suhm <automat@...teo.de>, Johannes Berg <johannes@...solutions.net>, Luca Coelho <luciano.coelho@...el.com>, netdev <netdev@...r.kernel.org>, linux-wireless@...r.kernel.org, Willem de Bruijn <willemb@...gle.com> Subject: Re: net: tso: add UDP segmentation support: adds regression for ax200 upload On Mon, 21 Dec 2020 19:46:23 +0100 Eric Dumazet wrote: > So maybe the issue is coming from traffic coming from a VM through a > tun device or something, > and our handling of GSO_ROBUST / DODGY never cared about setting > SKB_GSO_TCPV4 or SKB_GSO_TCPV6 if not already given by user space ? > > Or a plain bug somewhere, possibly overwriting gso_type with 0 or garbage... Hm, the Arch Linux forum thread linked from the kernel bugzilla has the user complaining about NFS performance.
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