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From: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
To: Luc Pelletier <lucp.at.work@gmail.com>,
	"olivier.matz@6wind.com" <olivier.matz@6wind.com>,
	"jianfeng.tan@intel.com" <jianfeng.tan@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"stable@dpdk.org" <stable@dpdk.org>, nd <nd@arm.com>,
	Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
	nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH 1/2] eal: fix race in ctrl thread creation
Date: Thu, 8 Apr 2021 17:06:11 +0000
Message-ID: <DBAPR08MB5814FD924BEADAAFCA7DA68198749@DBAPR08MB5814.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <20210407201603.149234-1-lucp.at.work@gmail.com>

<snip>

> 
> 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>
Looks good.
Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>

<snip>


  parent reply	other threads:[~2021-04-08 17:06 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
2021-04-08 17:06               ` Honnappa Nagarahalli [this message]
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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