linux-kernel - Re: [PATCH 2/1 v2] Re: [BUG] fib

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20090617.185658.226201750.davem@davemloft.net>
Date:	Wed, 17 Jun 2009 18:56:58 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jarkao2@...il.com
Cc:	robert.olsson@....uu.se, zheng.yan@...cle.com,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 2/1 v2] Re: [BUG] fib_tries related Oops in 2.6.30

From: Jarek Poplawski <jarkao2@...il.com>
Date: Mon, 15 Jun 2009 18:08:01 +0200

> ipv4: Fix fib_trie rebalancing, part 2
> 
> My previous patch, which explicitly delays freeing of tnodes by adding
> them to the list to flush them after the update is finished, isn't
> strict enough. It treats exceptionally tnodes without parent, assuming
> they are newly created, so "invisible" for the read side yet.
> 
> But the top tnode doesn't have parent as well, so we have to exclude
> all exceptions (at least until a better way is found). Additionally we
> need to move rcu assignment of this node before flushing, so the
> return type of the trie_rebalance() function is changed.
> 
> Reported-by: Yan Zheng <zheng.yan@...cle.com>
> Signed-off-by: Jarek Poplawski <jarkao2@...il.com>

Applied, thanks a lot Jarek.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/