From: "Toke Høiland-Jørgensen" <firstname.lastname@example.org> To: Maciej Fijalkowski <email@example.com>, firstname.lastname@example.org Cc: email@example.com, firstname.lastname@example.org, email@example.com, firstname.lastname@example.org, email@example.com, firstname.lastname@example.org, email@example.com, firstname.lastname@example.org, Maciej Fijalkowski <email@example.com> Subject: Re: [PATCH v2 intel-next 0/4] XDP_TX improvements for ice Date: Mon, 05 Jul 2021 19:06:26 +0200 [thread overview] Message-ID: <firstname.lastname@example.org> (raw) In-Reply-To: <email@example.com> Maciej Fijalkowski <firstname.lastname@example.org> writes: > Hi, > > this is a second revision of a series around XDP_TX improvements for ice > driver. When compared to v1 (which can be found under ), two new > patches are introduced that are focused on improving the performance for > XDP_TX as Jussi reported that the numbers were pretty low on his side. > Furthermore the fallback path is now based on static branch, as > suggested by Toke on v1. This means that there's no further need for a > standalone net_device_ops that were serving the locked version of > ndo_xdp_xmit callback. > > Idea from 2nd patch is borrowed from a joint work that was done against > OOT driver among with Sridhar Samudrala, Jesse Brandeburg and Piotr > Raczynski, where we working on fixing the scaling issues for Tx AF_XDP > ZC path. > > Last but not least, with this series I observe the improvement of > performance by around 30%. Wow, "but not least" indeed! :D You can't just drop that at the end like that! I want details - whaddyamean, "by around 30%"? In all cases? Only for TX? Gimme numbers! :) -Toke
prev parent reply other threads:[~2021-07-05 17:06 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-05 16:43 Maciej Fijalkowski 2021-07-05 16:43 ` [PATCH v2 intel-next 1/4] ice: unify xdp_rings accesses Maciej Fijalkowski 2021-07-05 16:43 ` [PATCH v2 intel-next 2/4] ice: optimize XDP_TX descriptor processing Maciej Fijalkowski 2021-07-05 16:43 ` [PATCH v2 intel-next 3/4] ice: do not create xdp_frame on XDP_TX Maciej Fijalkowski 2021-07-05 16:43 ` [PATCH v2 intel-next 4/4] ice: introduce XDP_TX fallback path Maciej Fijalkowski 2021-07-05 17:06 ` Toke Høiland-Jørgensen [this message]
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