From: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
To: Yongseok Koh <yskoh@mellanox.com>
Cc: adrien.mazarguil@6wind.com, dev@dpdk.org, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] net/mlx5: fix deadlock of link status alarm
Date: Wed, 10 Jan 2018 11:11:44 +0100 [thread overview]
Message-ID: <20180110101144.cywtq2ft4vaqtqoz@laranjeiro-vm.dev.6wind.com> (raw)
In-Reply-To: <20180109090920.14033-1-yskoh@mellanox.com>
On Tue, Jan 09, 2018 at 01:09:20AM -0800, Yongseok Koh wrote:
> If mlx5_dev_link_status_handler() is executed while canceling the alarm,
> deadlock can happen because rte_eal_alarm_cancel() waits for all callbackes
> to finish execution and both calls are protected by priv->lock.
>
> Fixes: 198a3c339a8f ("mlx5: handle link status interrupts")
> Cc: stable@dpdk.org
>
> Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
<snip/>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Thanks,
--
Nélio Laranjeiro
6WIND
next prev parent reply other threads:[~2018-01-10 10:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-09 9:09 Yongseok Koh
2018-01-10 10:11 ` Nelio Laranjeiro [this message]
2018-01-10 17:46 Yongseok Koh
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