From: Jerin Jacob <jerinjacobk@gmail.com>
To: Pavan Nikhilesh <pbhagavatula@marvell.com>,
Thomas Monjalon <thomas@monjalon.net>
Cc: Jerin Jacob <jerinj@marvell.com>, dpdk-dev <dev@dpdk.org>,
dpdk stable <stable@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2] event/octeontx: fix partial Rx packet handling
Date: Wed, 27 Nov 2019 22:32:45 +0900 [thread overview]
Message-ID: <CALBAE1NzXMitm9RnkAsWPe+UtX-gth-ojrh7E+Yj0yYhomZAGw@mail.gmail.com> (raw)
In-Reply-To: <20191127123647.7596-1-pbhagavatula@marvell.com>
On Wed, Nov 27, 2019 at 9:36 PM <pbhagavatula@marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
> When net/octeontx is connected to event/octeontx as an event Rx adapter,
> PKI aka 'net/octeontx' can forward packets directly to SSO aka
> 'event/octeontx'.
> When pumping traffic to PKI if flow control is disabled internal FIFOs
> might be overrun causing partial l2 packets to be enqueued.
> SSO receives <31:0> TAG tag calculated by PKI, in normal cases <31:28>
> is always 0 which signifies RTE_EVENT_TYPE_ETHDEV. But in case of
> partial received packets PKI sets the <31:0> TAG as 0xFFFFFFFF which
> is an invalid event type.
>
> Add a check to see if TAG is 0xFFFFFFFF and free the partial receive
> packet.
>
> Cc: stable@dpdk.org
> Fixes: d0d654986018 ("net/octeontx: support event Rx adapter")
Corrected the Cc: order.
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>
Applied to dpdk-next-eventdev/master. Thanks.
@Thomas, It is possible to pull this patch from next-eventdev?
next prev parent reply other threads:[~2019-11-27 13:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-27 12:36 pbhagavatula
2019-11-27 13:32 ` Jerin Jacob [this message]
2019-11-27 18:07 ` Thomas Monjalon
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