patches for DPDK stable branches
 help / color / mirror / Atom feed
From: Olivier Matz <olivier.matz@6wind.com>
To: Julien Meunier <julien.meunier@nokia.com>
Cc: dev@dpdk.org, stable@dpdk.org
Subject: Re: [dpdk-stable] [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  8:57 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-19  9:39 [dpdk-stable] [PATCH] stack: reload head when pop fails (generic) Julien Meunier
2021-09-21 16:17 ` [dpdk-stable] [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     ` Thomas Monjalon

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YU2TE6+Qs8KkGD4J@platinum \
    --to=olivier.matz@6wind.com \
    --cc=dev@dpdk.org \
    --cc=julien.meunier@nokia.com \
    --cc=stable@dpdk.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).