From: Thomas Monjalon <thomas@monjalon.net>
To: Olivier Matz <olivier.matz@6wind.com>
Cc: stable@dpdk.org, "Wu, Jingjing" <jingjing.wu@intel.com>,
dev@dpdk.org, "Richardson, Bruce" <bruce.richardson@intel.com>
Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH 1/2] app/testpmd: fix crash at mbuf pool creation
Date: Mon, 01 May 2017 15:18:11 +0200 [thread overview]
Message-ID: <2767337.ChMh6S42Js@xps> (raw)
In-Reply-To: <9BB6961774997848B5B42BEC655768F810D5A14D@SHSMSX103.ccr.corp.intel.com>
28/04/2017 10:51, Wu, Jingjing:
> From: Olivier Matz [mailto:olivier.matz@6wind.com]
> > Since
> > commit 999b2ee0fe45 ("app/testpmd: enable NUMA support by default"),
> > testpmd is started with numa enabled by default. This highlights a floating point
> > exception when started with --total-num-mbufs without any port (division by 0).
> > This bug was already triggered before this commit if the --no-numa option was
> > given.
> >
> > This commit adds a check of the nb_ports value before doing the division. By
> > looking at this code, it appears that the creation of the mbuf pool is not
> > consistent for the number of mbufs depending on the configuration. This is fixed
> > in the next commit.
> >
> > Fixes: b6ea6408fbc7 ("ethdev: store numa_node per device")
> >
> > CC: stable@dpdk.org
> > Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
>
> Acked-by: Jingjing Wu <jingjing.wu@intel.com>
Series applied, thanks
prev parent reply other threads:[~2017-05-01 13:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-24 12:33 [dpdk-dev] " Olivier Matz
2017-04-24 12:33 ` [dpdk-dev] [PATCH 2/2] app/testpmd: fix number of mbufs in pool Olivier Matz
2017-04-28 9:04 ` Wu, Jingjing
2017-04-28 8:51 ` [dpdk-dev] [PATCH 1/2] app/testpmd: fix crash at mbuf pool creation Wu, Jingjing
2017-05-01 13:18 ` Thomas Monjalon [this message]
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