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From: Olivier Matz <olivier.matz@6wind.com>
To: Julien Meunier <julien.meunier@nokia.com>
Cc: dev@dpdk.org, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2] stack: fix reload head when pop fails
Date: Fri, 24 Sep 2021 10:57:55 +0200	[thread overview]
Message-ID: <YU2TE6+Qs8KkGD4J@platinum> (raw)
In-Reply-To: <20210921161724.20860-1-julien.meunier@nokia.com>

Hello,

On Tue, Sep 21, 2021 at 06:17:24PM +0200, Julien Meunier wrote:
> The previous commit 18effad9cfa7 ("stack: reload head when pop fails")
> only changed C11 implementation, not generic implementation.
> 
> List head must be loaded right before continue (when failed to find the
> new head). Without this, one thread might keep trying and failing to pop
> items without ever loading the new correct head.
> 
> Fixes: 3340202f5954 ("stack: add lock-free implementation")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Julien Meunier <julien.meunier@nokia.com>

Acked-by: Olivier Matz <olivier.matz@6wind.com>

Thanks Julien!

  reply	other threads:[~2021-09-24  8:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-19  9:39 [dpdk-dev] [PATCH] stack: reload head when pop fails (generic) Julien Meunier
2021-09-21 16:17 ` [dpdk-dev] [PATCH v2] stack: fix reload head when pop fails Julien Meunier
2021-09-24  8:57   ` Olivier Matz [this message]
2021-09-27 15:47     ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon

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