From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Cc: santosh.shukla@caviumnetworks.com, ferruh.yigit@intel.com, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] net/octeontx: fix stop clearing fastpath functions
Date: Tue, 24 Jul 2018 21:09:04 +0530 [thread overview]
Message-ID: <20180724153903.GC11073@jerin> (raw)
In-Reply-To: <20180724104350.20652-1-pbhagavatula@caviumnetworks.com>
-----Original Message-----
> Date: Tue, 24 Jul 2018 16:13:50 +0530
> From: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> To: jerin.jacob@caviumnetworks.com, santosh.shukla@caviumnetworks.com,
> ferruh.yigit@intel.com
> Cc: dev@dpdk.org, Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> Subject: [dpdk-dev] [PATCH] net/octeontx: fix stop clearing fastpath
> functions
> X-Mailer: git-send-email 2.18.0
>
> On dev_stop the Rx/Tx_burst functions are being set to NULL, this causes
> a SEGFAULT in cases where control path calls stop and a paket is still
> being processed by a worker.
> Instead clear the fastpath functions in dev_close.
>
> Fixes: da6c687471a3 ("net/octeontx: add start and stop support")
Cc: stable@dpdk.org
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
> ---
> drivers/net/octeontx/octeontx_ethdev.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c
> index 1eb453b21..8fe868678 100644
> --- a/drivers/net/octeontx/octeontx_ethdev.c
> +++ b/drivers/net/octeontx/octeontx_ethdev.c
> @@ -352,6 +352,9 @@ octeontx_dev_close(struct rte_eth_dev *dev)
>
> rte_free(txq);
> }
> +
> + dev->tx_pkt_burst = NULL;
> + dev->rx_pkt_burst = NULL;
> }
>
> static int
> @@ -445,9 +448,6 @@ octeontx_dev_stop(struct rte_eth_dev *dev)
> ret);
> return;
> }
> -
> - dev->tx_pkt_burst = NULL;
> - dev->rx_pkt_burst = NULL;
> }
>
> static void
> --
> 2.18.0
>
next prev parent reply other threads:[~2018-07-24 15:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-24 10:43 Pavan Nikhilesh
2018-07-24 15:39 ` Jerin Jacob [this message]
2018-08-02 8:01 ` Thomas Monjalon
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