From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <dev-bounces@dpdk.org>
Received: from dpdk.org (dpdk.org [92.243.14.124])
	by inbox.dpdk.org (Postfix) with ESMTP id DF77DA04B4;
	Wed, 26 Aug 2020 15:39:18 +0200 (CEST)
Received: from [92.243.14.124] (localhost [127.0.0.1])
	by dpdk.org (Postfix) with ESMTP id 3B469B62;
	Wed, 26 Aug 2020 15:39:18 +0200 (CEST)
Received: from mail-oi1-f178.google.com (mail-oi1-f178.google.com
 [209.85.167.178]) by dpdk.org (Postfix) with ESMTP id A8E6B255
 for <dev@dpdk.org>; Wed, 26 Aug 2020 15:39:16 +0200 (CEST)
Received: by mail-oi1-f178.google.com with SMTP id k4so1539074oik.2
 for <dev@dpdk.org>; Wed, 26 Aug 2020 06:39:16 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google;
 h=mime-version:references:in-reply-to:from:date:message-id:subject:to;
 bh=aynYEeTTfmkx/it335jTiUG40STOdP+ul8+HOSmIJCE=;
 b=DLWm5/x0iIvC/A9nFJiqoaQ4PzsR4aRzr9GV6kA4jLaPIv97Ax0mcxMduu3kz7ZwR4
 eNrCgKWZaAFEOahZFO/9p9f94qY0wlhcy81JCA92qUMiWnU9VLX2rNMhTF2b24+13mpX
 XtJw24iA5dGfCJwIry55iEP/Ow06Tyv/FGozA=
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=1e100.net; s=20161025;
 h=x-gm-message-state:mime-version:references:in-reply-to:from:date
 :message-id:subject:to;
 bh=aynYEeTTfmkx/it335jTiUG40STOdP+ul8+HOSmIJCE=;
 b=uBj0AEV0KS81ZG3KqTC9gNQvnSUOGtM8h3h19fCJjDGAmTVmb27JyAyHKJ7ASWEAfz
 g144PFTyjRYwRQ4cQT3/f5S0neGBzUESH58VJHKt9+pJUHDtUT84bctYIYCZRF6ZUvfb
 mXurYL50a3ymPT+JPUO6bSaZXh4q8DobEXvJwsug2dg1KIqyvjBpV591v2SYWmzvjp21
 b3GFH6Eid2I3b0/y9wBRXBvX3BJm1SBu/DIKZDuKJHtxCMQVWlaU1aUfbBUMDR3o1lFj
 gaq9VZHCpdRBgnooAHuysfbZ6Zhkg0+KRdoqbi725SqFA+O+noGtfssveytmdscSGB1T
 87tA==
X-Gm-Message-State: AOAM530dzXuHw+8/sJ881myBMpOIvpioopy/Ex6Y35s1uyXMV93RYMEJ
 ntBhCGq8Vsa0O9mR7m3csVGJc2cDF3xMAEu2FT2K8vStIbI=
X-Google-Smtp-Source: ABdhPJwZYa31xCGkrFr8lntZjaT3cdxBJ+/u4Jl+72RQ4jta6NzkwS/FAVJZd3EvUtFPRj7WzbOPcrTGIxP3KfYbjAo=
X-Received: by 2002:a05:6808:b03:: with SMTP id
 s3mr4149916oij.19.1598449155567; 
 Wed, 26 Aug 2020 06:39:15 -0700 (PDT)
MIME-Version: 1.0
References: <CADyeNEDKjT5eKHYWvmag2-cc3xFmnpK8UkouauX57P-+DYA47w@mail.gmail.com>
 <CADyeNECOmEO0L1Jp1wWZhV_77Pjyqw=OSGojySYEkGLVK2iHCg@mail.gmail.com>
In-Reply-To: <CADyeNECOmEO0L1Jp1wWZhV_77Pjyqw=OSGojySYEkGLVK2iHCg@mail.gmail.com>
From: Lance Richardson <lance.richardson@broadcom.com>
Date: Wed, 26 Aug 2020 09:39:04 -0400
Message-ID: <CADyeNEAMtg-eJFwSMytNuKX-2ktfqVGU3FXZO95ZrWyUMxmuhA@mail.gmail.com>
To: dev@dpdk.org, olivier.matz@6wind.com
Content-Type: text/plain; charset="UTF-8"
Subject: Re: [dpdk-dev] question regarding rx checksum offload flags
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org
Sender: "dev" <dev-bounces@dpdk.org>

On Tue, Aug 25, 2020 at 10:39 AM Lance Richardson
<lance.richardson@broadcom.com> wrote:
>
> On Mon, Aug 24, 2020 at 4:11 PM Lance Richardson
> <lance.richardson@broadcom.com> wrote:
> <snip>
> > The IP header checksum status for the outer IP header should determine
> > whether this flag is set in ol_flags:
> >     PKT_RX_EIP_CKSUM_BAD
>
> A simpler question might be simply "how is PKT_RX_EIP_CKSUM_BAD"
> intended to be used?
> It seems to be intended to be set if the outer IP checksum is not
> correct.. do I have that right?
>
> Thanks,
>    Lance

+Olivier