From: Olivier Matz <olivier.matz@6wind.com>
To: Luc Pelletier <lucp.at.work@gmail.com>
Cc: jianfeng.tan@intel.com, Honnappa.Nagarahalli@arm.com,
dev@dpdk.org, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 1/2] eal: fix race in ctrl thread creation
Date: Thu, 8 Apr 2021 16:17:45 +0200 [thread overview]
Message-ID: <20210408141745.GZ1650@platinum> (raw)
In-Reply-To: <20210407201603.149234-1-lucp.at.work@gmail.com>
On Wed, Apr 07, 2021 at 04:16:04PM -0400, Luc Pelletier wrote:
> The creation of control threads uses a pthread barrier for
> synchronization. This patch fixes a race condition where the pthread
> barrier could get destroyed while one of the threads has not yet
> returned from the pthread_barrier_wait function, which could result in
> undefined behaviour.
>
> Fixes: 3a0d465 ("eal: fix use-after-free on control thread creation")
> Cc: jianfeng.tan@intel.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Luc Pelletier <lucp.at.work@gmail.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
next prev parent reply other threads:[~2021-04-08 14:17 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-24 13:04 [dpdk-dev] [PATCH] eal: fix possible UB on creation of ctrl thread Luc Pelletier
2021-03-25 11:27 ` [dpdk-dev] [PATCH v2] eal: fix race in ctrl thread creation Olivier Matz
2021-03-25 14:42 ` Luc Pelletier
2021-04-02 4:34 ` Honnappa Nagarahalli
2021-04-06 15:57 ` [dpdk-dev] [PATCH v3] eal: fix possible UB on creation of ctrl thread Luc Pelletier
2021-04-06 16:15 ` [dpdk-dev] [PATCH v3] eal: fix race in ctrl thread creation Luc Pelletier
2021-04-06 21:10 ` Honnappa Nagarahalli
2021-04-07 12:35 ` [dpdk-dev] [PATCH v4] " Luc Pelletier
2021-04-07 12:53 ` [dpdk-dev] [PATCH v5] " Luc Pelletier
2021-04-07 13:22 ` Luc Pelletier
2021-04-07 13:31 ` Olivier Matz
2021-04-07 14:42 ` [dpdk-dev] [PATCH v6] " Luc Pelletier
2021-04-07 14:57 ` Olivier Matz
2021-04-07 15:29 ` [dpdk-dev] [PATCH v7] " Luc Pelletier
2021-04-07 17:15 ` Honnappa Nagarahalli
2021-04-07 15:15 ` [dpdk-dev] [PATCH v5] " Honnappa Nagarahalli
2021-04-07 20:16 ` [dpdk-dev] [PATCH 1/2] " Luc Pelletier
2021-04-08 14:17 ` Olivier Matz [this message]
2021-04-08 17:06 ` Honnappa Nagarahalli
2021-04-07 20:16 ` [dpdk-dev] [PATCH 2/2] eal: fix hang in ctrl thread creation error logic Luc Pelletier
2021-04-08 14:20 ` Olivier Matz
2021-04-08 18:01 ` Luc Pelletier
2021-04-09 8:13 ` David Marchand
2021-04-08 17:07 ` Honnappa Nagarahalli
2021-04-09 14:34 ` [dpdk-dev] [dpdk-stable] " David Marchand
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