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From: "Wang, Haiyue" <haiyue.wang@intel.com>
To: Stephen Hemminger <stephen@networkplumber.org>
CC: "dev@dpdk.org" <dev@dpdk.org>, Olivier Matz <olivier.matz@6wind.com>
Thread-Topic: [dpdk-dev] [PATCH v1] net: expand the data size of L3 length to
16 bits
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Date: Sat, 5 Sep 2020 03:17:51 +0000
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Subject: Re: [dpdk-dev] [PATCH v1] net: expand the data size of L3 length to
16 bits
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Sender: "dev" <dev-bounces@dpdk.org>
> -----Original Message-----
> From: Stephen Hemminger <stephen@networkplumber.org>
> Sent: Saturday, September 5, 2020 02:56
> To: Wang, Haiyue <haiyue.wang@intel.com>
> Cc: dev@dpdk.org; Olivier Matz <olivier.matz@6wind.com>
> Subject: Re: [dpdk-dev] [PATCH v1] net: expand the data size of L3 length=
to 16 bits
>=20
> On Fri, 4 Sep 2020 13:40:20 +0800
> Haiyue Wang <haiyue.wang@intel.com> wrote:
>=20
> > diff --git a/lib/librte_net/rte_net.h b/lib/librte_net/rte_net.h
> > index 94b06d9ee..992fb088a 100644
> > --- a/lib/librte_net/rte_net.h
> > +++ b/lib/librte_net/rte_net.h
> > @@ -20,11 +20,11 @@ extern "C" {
> > */
> > struct rte_net_hdr_lens {
> > uint8_t l2_len;
> > - uint8_t l3_len;
> > + uint16_t l3_len;
> > uint8_t l4_len;
>=20
> Please reorder these to avoid creating a structure hole.
Done in v2, I use the bit field like rte_mbuf, and keep the member's origin=
al order.