Messages in this thread | | | From | "Nguyen, Anthony L" <> | Subject | Re: [PATCH v4 net-next 2/9] i40e: respect metadata on XSK Rx to skb | Date | Thu, 9 Dec 2021 18:50:07 +0000 |
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On Thu, 2021-12-09 at 18:38 +0100, Alexander Lobakin wrote: > From: Jesper Dangaard Brouer <jbrouer@redhat.com> > Date: Thu, 9 Dec 2021 09:27:37 +0100 > > > On 08/12/2021 15.06, Alexander Lobakin wrote: > > > For now, if the XDP prog returns XDP_PASS on XSK, the metadata > > > will > > > be lost as it doesn't get copied to the skb. > > > > I have an urge to add a newline here, when reading this, as IMHO it > > is a > > paragraph with the problem statement. > > > > > Copy it along with the frame headers. Account its size on skb > > > allocation, and when copying just treat it as a part of the frame > > > and do a pull after to "move" it to the "reserved" zone. > > > > Also newline here, as next paragraph are some extra details, you > > felt a > > need to explain to the reader. > > > > > net_prefetch() xdp->data_meta and align the copy size to speed-up > > > memcpy() a little and better match i40e_costruct_skb(). > > ^^^^^^xx^^^^^^^^^ > > > > commit messages. > > Oh gosh, I thought I don't have attention deficit. Thanks, maybe > Tony will fix it for me or I could send a follow-up (or resend if > needed, I saw those were already applied to dev-queue).
If there's no need for follow-ups beyond this change, I'll fix it up.
Thanks, Tony
> > --Jesper > > Al
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