DPDK-dev Archive on lore.kernel.org
 help / color / Atom feed
From: Thomas Monjalon <thomas@monjalon.net>
To: Anatoly Burakov <anatoly.burakov@intel.com>
Cc: dev@dpdk.org, Bruce Richardson <bruce.richardson@intel.com>,
	stephen@networkplumber.org, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v4] eal: fix proc type auto detection
Date: Tue, 30 Jul 2019 10:13:53 +0200
Message-ID: <3981792.lQiNHBRo4J@xps> (raw)
In-Reply-To: <67a795e77bc9f5ac79ab78a878ae19abbead9f50.1563984454.git.anatoly.burakov@intel.com>

24/07/2019 18:07, Anatoly Burakov:
> Currently, primary process holds an exclusive lock on the config
> file, thereby preventing other primaries from spinning up. However,
> when the primary dies, the lock is no longer being held, even though
> there might be other secondary processes still running.
> The fix is two-fold. First of all, downgrade the primary process's
> exclusive lock to a shared lock once we have it. Second of all,
> also take out shared locks on the config from the secondaries. We
> are using fcntl() locks, which get dropped when the file handle is
> closed, so also remove the closure of config file handle.
> Fixes: af75078fece3 ("first public release")
> Cc: stable@dpdk.org
> Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>

This is not a new bug, and the fix is a bit complex,
so it is deferred to 19.11 cycle. OK?

  reply index

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-23 13:19 [dpdk-dev] [PATCH] " Anatoly Burakov
2019-07-23 18:38 ` Stephen Hemminger
2019-07-24 10:04 ` [dpdk-dev] [PATCH v2] " Anatoly Burakov
2019-07-24 16:04   ` [dpdk-dev] [PATCH v3] " Anatoly Burakov
2019-07-24 16:07     ` [dpdk-dev] [PATCH v4] " Anatoly Burakov
2019-07-30  8:13       ` Thomas Monjalon [this message]
2019-07-30  9:19         ` Burakov, Anatoly
2019-08-12 10:03       ` David Marchand
2019-08-12 10:21         ` Van Haaren, Harry
2019-08-12 13:30           ` Burakov, Anatoly
2019-08-12 13:31         ` Burakov, Anatoly
2019-10-24 16:07         ` Burakov, Anatoly
2019-10-27 19:41           ` David Marchand

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:

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

  git send-email \
    --in-reply-to=3981792.lQiNHBRo4J@xps \
    --to=thomas@monjalon.net \
    --cc=anatoly.burakov@intel.com \
    --cc=bruce.richardson@intel.com \
    --cc=dev@dpdk.org \
    --cc=stable@dpdk.org \
    --cc=stephen@networkplumber.org \


* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

DPDK-dev Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/dpdk-dev/0 dpdk-dev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 dpdk-dev dpdk-dev/ https://lore.kernel.org/dpdk-dev \
	public-inbox-index dpdk-dev

Example config snippet for mirrors

Newsgroup available over NNTP:

AGPL code for this site: git clone https://public-inbox.org/public-inbox.git