From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A313C5479D for ; Mon, 9 Jan 2023 22:44:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236629AbjAIWow (ORCPT ); Mon, 9 Jan 2023 17:44:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60808 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235429AbjAIWou (ORCPT ); Mon, 9 Jan 2023 17:44:50 -0500 Received: from mail-pj1-x1029.google.com (mail-pj1-x1029.google.com [IPv6:2607:f8b0:4864:20::1029]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 89A542AF7 for ; Mon, 9 Jan 2023 14:44:48 -0800 (PST) Received: by mail-pj1-x1029.google.com with SMTP id l1-20020a17090a384100b00226f05b9595so9357407pjf.0 for ; Mon, 09 Jan 2023 14:44:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=vXPi1qIdFWXgkJ0323UgY8MArjHduf1UYDdur6/ZSoY=; b=ddvLN2fNiX3NMoU/J1+nAZAyJ4iNLV7pgnE0s9K+FITuIikIYYQx+q2fIvFlKNhj+j 17o3qWONn6DHNPIOuLEBQ04kePHBZkH5cIpd9e8DWP8C6ZmnFmwK0hsPDP07/RIL5548 VQhBiCgJHROP57+bbMwHfm/6M34ANwdO1YKctrHXSgT6XBjYxGMVHJZl1BGxwsLNmJpp TrT+EPQMHof9tcohMeErnYju7vRF2o9sGP+Qtcw1p+1KBXU19MnTl1AdhTFel6hkYGSr MIe3DjZhrMTi2kGUZsZ+Cr0A5QVdYDX3/d/cWrljHiWYjfVkvzkAhVNsED5yeLB/9ymV v6yQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vXPi1qIdFWXgkJ0323UgY8MArjHduf1UYDdur6/ZSoY=; b=8JnpyqZhGW2IQtzapWZ5eteS6yVdlRbJuGFVlOlsyFcCuKRt9nkncG1i9ZZLX7KPgu FTFWi1GQJZuGGXr9TyXS5ZRWVWKXH2h2yWcd46fsB+f8unD8uAvbZN3+H1w7lvoR8uuc KqxjFUtAHyJ/njT/HU+dj1mo1W8RqrKF4cncg2XpD4KCoMVzoZNaz1mvUrcgcyvevazv nWUkGCSu2kmaZnvCEoKFlW8M3nVub0lXtRhgDabooM+0Wx2zy/mLdCshL5y5MW9cJoRL K8ksfM4KnDMyQ16W/jBcOJaYdZF80SCc+diKataeS8ZKxL/n5u44JU3l5ahTecCuDjtt ocuw== X-Gm-Message-State: AFqh2ko0jDaVxM/0Wh1B+wKuukk/hJVEoGsK6u1fy4fLcxJ+S0nHshrD IoSjjmZCyutbe1zmdH6VUiqkrvyLIMYjPBmE/NLUKA== X-Google-Smtp-Source: AMrXdXtHCBOEZXK8GlIjK0GXxqt4+erG2Vmz43r56qJFk5wyqK1qp+n9pQFXpwbHd/GnMFNF6YO3fSbJKWh5bg9G9bY= X-Received: by 2002:a17:902:b20d:b0:191:283d:612e with SMTP id t13-20020a170902b20d00b00191283d612emr3300551plr.88.1673304287798; Mon, 09 Jan 2023 14:44:47 -0800 (PST) MIME-Version: 1.0 References: <20230104215949.529093-1-sdf@google.com> <20230104215949.529093-16-sdf@google.com> In-Reply-To: From: Stanislav Fomichev Date: Mon, 9 Jan 2023 14:44:35 -0800 Message-ID: Subject: Re: [PATCH bpf-next v6 15/17] net/mlx5e: Introduce wrapper for xdp_buff To: Tariq Toukan Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, song@kernel.org, yhs@fb.com, john.fastabend@gmail.com, kpsingh@kernel.org, haoluo@google.com, jolsa@kernel.org, =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= , Saeed Mahameed , David Ahern , Jakub Kicinski , Willem de Bruijn , Jesper Dangaard Brouer , Anatoly Burakov , Alexander Lobakin , Magnus Karlsson , Maryam Tahhan , xdp-hints@xdp-project.net, netdev@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org On Sat, Jan 7, 2023 at 11:38 PM Tariq Toukan wrot= e: > > > > On 04/01/2023 23:59, Stanislav Fomichev wrote: > > From: Toke H=C3=B8iland-J=C3=B8rgensen > > > > Preparation for implementing HW metadata kfuncs. No functional change. > > > > Cc: Saeed Mahameed > > Cc: John Fastabend > > Cc: David Ahern > > Cc: Martin KaFai Lau > > Cc: Jakub Kicinski > > Cc: Willem de Bruijn > > Cc: Jesper Dangaard Brouer > > Cc: Anatoly Burakov > > Cc: Alexander Lobakin > > Cc: Magnus Karlsson > > Cc: Maryam Tahhan > > Cc: xdp-hints@xdp-project.net > > Cc: netdev@vger.kernel.org > > Signed-off-by: Toke H=C3=B8iland-J=C3=B8rgensen > > Signed-off-by: Stanislav Fomichev > > --- > > Thanks for you patch. > Find 1 minor comment below. > > > drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 + > > .../net/ethernet/mellanox/mlx5/core/en/xdp.c | 3 +- > > .../net/ethernet/mellanox/mlx5/core/en/xdp.h | 6 +- > > .../ethernet/mellanox/mlx5/core/en/xsk/rx.c | 25 +++++---- > > .../net/ethernet/mellanox/mlx5/core/en_rx.c | 56 +++++++++---------= - > > 5 files changed, 49 insertions(+), 42 deletions(-) > > > > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net= /ethernet/mellanox/mlx5/core/en.h > > index 2d77fb8a8a01..af663978d1b4 100644 > > --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h > > +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h > > @@ -469,6 +469,7 @@ struct mlx5e_txqsq { > > union mlx5e_alloc_unit { > > struct page *page; > > struct xdp_buff *xsk; > > + struct mlx5e_xdp_buff *mxbuf; > > }; > > > > /* XDP packets can be transmitted in different ways. On completion, w= e need to > > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers= /net/ethernet/mellanox/mlx5/core/en/xdp.c > > index 20507ef2f956..31bb6806bf5d 100644 > > --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c > > +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c > > @@ -158,8 +158,9 @@ mlx5e_xmit_xdp_buff(struct mlx5e_xdpsq *sq, struct = mlx5e_rq *rq, > > > > /* returns true if packet was consumed by xdp */ > > bool mlx5e_xdp_handle(struct mlx5e_rq *rq, struct page *page, > > - struct bpf_prog *prog, struct xdp_buff *xdp) > > + struct bpf_prog *prog, struct mlx5e_xdp_buff *mxbuf= ) > > { > > + struct xdp_buff *xdp =3D &mxbuf->xdp; > > u32 act; > > int err; > > > > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h b/drivers= /net/ethernet/mellanox/mlx5/core/en/xdp.h > > index bc2d9034af5b..389818bf6833 100644 > > --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h > > +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h > > @@ -44,10 +44,14 @@ > > (MLX5E_XDP_INLINE_WQE_MAX_DS_CNT * MLX5_SEND_WQE_DS - \ > > sizeof(struct mlx5_wqe_inline_seg)) > > > > +struct mlx5e_xdp_buff { > > + struct xdp_buff xdp; > > +}; > > + > > struct mlx5e_xsk_param; > > int mlx5e_xdp_max_mtu(struct mlx5e_params *params, struct mlx5e_xsk_p= aram *xsk); > > bool mlx5e_xdp_handle(struct mlx5e_rq *rq, struct page *page, > > - struct bpf_prog *prog, struct xdp_buff *xdp); > > + struct bpf_prog *prog, struct mlx5e_xdp_buff *mlctx= ); > > void mlx5e_xdp_mpwqe_complete(struct mlx5e_xdpsq *sq); > > bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq); > > void mlx5e_free_xdpsq_descs(struct mlx5e_xdpsq *sq); > > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c b/driv= ers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c > > index c91b54d9ff27..9cff82d764e3 100644 > > --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c > > +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/rx.c > > @@ -22,6 +22,7 @@ int mlx5e_xsk_alloc_rx_mpwqe(struct mlx5e_rq *rq, u16= ix) > > goto err; > > > > BUILD_BUG_ON(sizeof(wi->alloc_units[0]) !=3D sizeof(wi->alloc_uni= ts[0].xsk)); > > + XSK_CHECK_PRIV_TYPE(struct mlx5e_xdp_buff); > > batch =3D xsk_buff_alloc_batch(rq->xsk_pool, (struct xdp_buff **)= wi->alloc_units, > > rq->mpwqe.pages_per_wqe); > > > > @@ -233,7 +234,7 @@ struct sk_buff *mlx5e_xsk_skb_from_cqe_mpwrq_linear= (struct mlx5e_rq *rq, > > u32 head_offset, > > u32 page_idx) > > { > > - struct xdp_buff *xdp =3D wi->alloc_units[page_idx].xsk; > > + struct mlx5e_xdp_buff *mxbuf =3D wi->alloc_units[page_idx].mxbuf; > > struct bpf_prog *prog; > > > > /* Check packet size. Note LRO doesn't use linear SKB */ > > @@ -249,9 +250,9 @@ struct sk_buff *mlx5e_xsk_skb_from_cqe_mpwrq_linear= (struct mlx5e_rq *rq, > > */ > > WARN_ON_ONCE(head_offset); > > > > - xsk_buff_set_size(xdp, cqe_bcnt); > > - xsk_buff_dma_sync_for_cpu(xdp, rq->xsk_pool); > > - net_prefetch(xdp->data); > > + xsk_buff_set_size(&mxbuf->xdp, cqe_bcnt); > > + xsk_buff_dma_sync_for_cpu(&mxbuf->xdp, rq->xsk_pool); > > + net_prefetch(mxbuf->xdp.data); > > > > /* Possible flows: > > * - XDP_REDIRECT to XSKMAP: > > @@ -269,7 +270,7 @@ struct sk_buff *mlx5e_xsk_skb_from_cqe_mpwrq_linear= (struct mlx5e_rq *rq, > > */ > > > > prog =3D rcu_dereference(rq->xdp_prog); > > - if (likely(prog && mlx5e_xdp_handle(rq, NULL, prog, xdp))) { > > + if (likely(prog && mlx5e_xdp_handle(rq, NULL, prog, mxbuf))) { > > if (likely(__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, r= q->flags))) > > __set_bit(page_idx, wi->xdp_xmit_bitmap); /* non-= atomic */ > > return NULL; /* page/packet was consumed by XDP */ > > @@ -278,14 +279,14 @@ struct sk_buff *mlx5e_xsk_skb_from_cqe_mpwrq_line= ar(struct mlx5e_rq *rq, > > /* XDP_PASS: copy the data from the UMEM to a new SKB and reuse t= he > > * frame. On SKB allocation failure, NULL is returned. > > */ > > - return mlx5e_xsk_construct_skb(rq, xdp); > > + return mlx5e_xsk_construct_skb(rq, &mxbuf->xdp); > > } > > > > struct sk_buff *mlx5e_xsk_skb_from_cqe_linear(struct mlx5e_rq *rq, > > struct mlx5e_wqe_frag_info = *wi, > > u32 cqe_bcnt) > > { > > - struct xdp_buff *xdp =3D wi->au->xsk; > > + struct mlx5e_xdp_buff *mxbuf =3D wi->au->mxbuf; > > struct bpf_prog *prog; > > > > /* wi->offset is not used in this function, because xdp->data and= the > > @@ -295,17 +296,17 @@ struct sk_buff *mlx5e_xsk_skb_from_cqe_linear(str= uct mlx5e_rq *rq, > > */ > > WARN_ON_ONCE(wi->offset); > > > > - xsk_buff_set_size(xdp, cqe_bcnt); > > - xsk_buff_dma_sync_for_cpu(xdp, rq->xsk_pool); > > - net_prefetch(xdp->data); > > + xsk_buff_set_size(&mxbuf->xdp, cqe_bcnt); > > + xsk_buff_dma_sync_for_cpu(&mxbuf->xdp, rq->xsk_pool); > > + net_prefetch(mxbuf->xdp.data); > > > > prog =3D rcu_dereference(rq->xdp_prog); > > - if (likely(prog && mlx5e_xdp_handle(rq, NULL, prog, xdp))) > > + if (likely(prog && mlx5e_xdp_handle(rq, NULL, prog, mxbuf))) > > return NULL; /* page/packet was consumed by XDP */ > > > > /* XDP_PASS: copy the data from the UMEM to a new SKB. The frame = reuse > > * will be handled by mlx5e_free_rx_wqe. > > * On SKB allocation failure, NULL is returned. > > */ > > - return mlx5e_xsk_construct_skb(rq, xdp); > > + return mlx5e_xsk_construct_skb(rq, &mxbuf->xdp); > > } > > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/= net/ethernet/mellanox/mlx5/core/en_rx.c > > index c8820ab22169..c8a2b26de36e 100644 > > --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c > > +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c > > @@ -1576,10 +1576,10 @@ struct sk_buff *mlx5e_build_linear_skb(struct m= lx5e_rq *rq, void *va, > > } > > > > static void mlx5e_fill_xdp_buff(struct mlx5e_rq *rq, void *va, u16 he= adroom, > > This now acts on an mlx5e_xdp_buff object. How about changing the func > name accordingly? > > The obvious rename to mlx5e_fill_mlx5e_xdp_buff doesn't work here. > Maybe mlx5e_fill_mxbuf ? mlx5e_fill_mxbuf SG, fix rename. > > - u32 len, struct xdp_buff *xdp) > > + u32 len, struct mlx5e_xdp_buff *mxbuf) > > { > > - xdp_init_buff(xdp, rq->buff.frame0_sz, &rq->xdp_rxq); > > - xdp_prepare_buff(xdp, va, headroom, len, true); > > + xdp_init_buff(&mxbuf->xdp, rq->buff.frame0_sz, &rq->xdp_rxq); > > + xdp_prepare_buff(&mxbuf->xdp, va, headroom, len, true); > > } > > > > static struct sk_buff * > > @@ -1606,16 +1606,16 @@ mlx5e_skb_from_cqe_linear(struct mlx5e_rq *rq, = struct mlx5e_wqe_frag_info *wi, > > > > prog =3D rcu_dereference(rq->xdp_prog); > > if (prog) { > > - struct xdp_buff xdp; > > + struct mlx5e_xdp_buff mxbuf > > > net_prefetchw(va); /* xdp_frame data area */ > > - mlx5e_fill_xdp_buff(rq, va, rx_headroom, cqe_bcnt, &xdp); > > - if (mlx5e_xdp_handle(rq, au->page, prog, &xdp)) > > + mlx5e_fill_xdp_buff(rq, va, rx_headroom, cqe_bcnt, &mxbuf= ); > > + if (mlx5e_xdp_handle(rq, au->page, prog, &mxbuf)) > > return NULL; /* page/packet was consumed by XDP *= / > > > > - rx_headroom =3D xdp.data - xdp.data_hard_start; > > - metasize =3D xdp.data - xdp.data_meta; > > - cqe_bcnt =3D xdp.data_end - xdp.data; > > + rx_headroom =3D mxbuf.xdp.data - mxbuf.xdp.data_hard_star= t; > > + metasize =3D mxbuf.xdp.data - mxbuf.xdp.data_meta; > > + cqe_bcnt =3D mxbuf.xdp.data_end - mxbuf.xdp.data; > > } > > frag_size =3D MLX5_SKB_FRAG_SZ(rx_headroom + cqe_bcnt); > > skb =3D mlx5e_build_linear_skb(rq, va, frag_size, rx_headroom, cq= e_bcnt, metasize); > > @@ -1637,9 +1637,9 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq,= struct mlx5e_wqe_frag_info *wi > > union mlx5e_alloc_unit *au =3D wi->au; > > u16 rx_headroom =3D rq->buff.headroom; > > struct skb_shared_info *sinfo; > > + struct mlx5e_xdp_buff mxbuf; > > u32 frag_consumed_bytes; > > struct bpf_prog *prog; > > - struct xdp_buff xdp; > > struct sk_buff *skb; > > dma_addr_t addr; > > u32 truesize; > > @@ -1654,8 +1654,8 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq,= struct mlx5e_wqe_frag_info *wi > > net_prefetchw(va); /* xdp_frame data area */ > > net_prefetch(va + rx_headroom); > > > > - mlx5e_fill_xdp_buff(rq, va, rx_headroom, frag_consumed_bytes, &xd= p); > > - sinfo =3D xdp_get_shared_info_from_buff(&xdp); > > + mlx5e_fill_xdp_buff(rq, va, rx_headroom, frag_consumed_bytes, &mx= buf); > > + sinfo =3D xdp_get_shared_info_from_buff(&mxbuf.xdp); > > truesize =3D 0; > > > > cqe_bcnt -=3D frag_consumed_bytes; > > @@ -1673,13 +1673,13 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *r= q, struct mlx5e_wqe_frag_info *wi > > dma_sync_single_for_cpu(rq->pdev, addr + wi->offset, > > frag_consumed_bytes, rq->buff.map= _dir); > > > > - if (!xdp_buff_has_frags(&xdp)) { > > + if (!xdp_buff_has_frags(&mxbuf.xdp)) { > > /* Init on the first fragment to avoid cold cache= access > > * when possible. > > */ > > sinfo->nr_frags =3D 0; > > sinfo->xdp_frags_size =3D 0; > > - xdp_buff_set_frags_flag(&xdp); > > + xdp_buff_set_frags_flag(&mxbuf.xdp); > > } > > > > frag =3D &sinfo->frags[sinfo->nr_frags++]; > > @@ -1688,7 +1688,7 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq,= struct mlx5e_wqe_frag_info *wi > > skb_frag_size_set(frag, frag_consumed_bytes); > > > > if (page_is_pfmemalloc(au->page)) > > - xdp_buff_set_frag_pfmemalloc(&xdp); > > + xdp_buff_set_frag_pfmemalloc(&mxbuf.xdp); > > > > sinfo->xdp_frags_size +=3D frag_consumed_bytes; > > truesize +=3D frag_info->frag_stride; > > @@ -1701,7 +1701,7 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq,= struct mlx5e_wqe_frag_info *wi > > au =3D head_wi->au; > > > > prog =3D rcu_dereference(rq->xdp_prog); > > - if (prog && mlx5e_xdp_handle(rq, au->page, prog, &xdp)) { > > + if (prog && mlx5e_xdp_handle(rq, au->page, prog, &mxbuf)) { > > if (test_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) { > > int i; > > > > @@ -1711,22 +1711,22 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *r= q, struct mlx5e_wqe_frag_info *wi > > return NULL; /* page/packet was consumed by XDP */ > > } > > > > - skb =3D mlx5e_build_linear_skb(rq, xdp.data_hard_start, rq->buff.= frame0_sz, > > - xdp.data - xdp.data_hard_start, > > - xdp.data_end - xdp.data, > > - xdp.data - xdp.data_meta); > > + skb =3D mlx5e_build_linear_skb(rq, mxbuf.xdp.data_hard_start, rq-= >buff.frame0_sz, > > + mxbuf.xdp.data - mxbuf.xdp.data_hard= _start, > > + mxbuf.xdp.data_end - mxbuf.xdp.data, > > + mxbuf.xdp.data - mxbuf.xdp.data_meta= ); > > if (unlikely(!skb)) > > return NULL; > > > > page_ref_inc(au->page); > > > > - if (unlikely(xdp_buff_has_frags(&xdp))) { > > + if (unlikely(xdp_buff_has_frags(&mxbuf.xdp))) { > > int i; > > > > /* sinfo->nr_frags is reset by build_skb, calculate again= . */ > > xdp_update_skb_shared_info(skb, wi - head_wi - 1, > > sinfo->xdp_frags_size, truesiz= e, > > - xdp_buff_is_frag_pfmemalloc(&x= dp)); > > + xdp_buff_is_frag_pfmemalloc(&m= xbuf.xdp)); > > > > for (i =3D 0; i < sinfo->nr_frags; i++) { > > skb_frag_t *frag =3D &sinfo->frags[i]; > > @@ -2007,19 +2007,19 @@ mlx5e_skb_from_cqe_mpwrq_linear(struct mlx5e_rq= *rq, struct mlx5e_mpw_info *wi, > > > > prog =3D rcu_dereference(rq->xdp_prog); > > if (prog) { > > - struct xdp_buff xdp; > > + struct mlx5e_xdp_buff mxbuf; > > > > net_prefetchw(va); /* xdp_frame data area */ > > - mlx5e_fill_xdp_buff(rq, va, rx_headroom, cqe_bcnt, &xdp); > > - if (mlx5e_xdp_handle(rq, au->page, prog, &xdp)) { > > + mlx5e_fill_xdp_buff(rq, va, rx_headroom, cqe_bcnt, &mxbuf= ); > > + if (mlx5e_xdp_handle(rq, au->page, prog, &mxbuf)) { > > if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, = rq->flags)) > > __set_bit(page_idx, wi->xdp_xmit_bitmap);= /* non-atomic */ > > return NULL; /* page/packet was consumed by XDP *= / > > } > > > > - rx_headroom =3D xdp.data - xdp.data_hard_start; > > - metasize =3D xdp.data - xdp.data_meta; > > - cqe_bcnt =3D xdp.data_end - xdp.data; > > + rx_headroom =3D mxbuf.xdp.data - mxbuf.xdp.data_hard_star= t; > > + metasize =3D mxbuf.xdp.data - mxbuf.xdp.data_meta; > > + cqe_bcnt =3D mxbuf.xdp.data_end - mxbuf.xdp.data; > > } > > frag_size =3D MLX5_SKB_FRAG_SZ(rx_headroom + cqe_bcnt); > > skb =3D mlx5e_build_linear_skb(rq, va, frag_size, rx_headroom, cq= e_bcnt, metasize);