netdev - Re: [PATCH net-next v2 4/7] rhashtable: future table needs to be traversed when remove an object

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Message-ID: <20150107093900.GI21820@casper.infradead.org>
Date:	Wed, 7 Jan 2015 09:39:00 +0000
From:	Thomas Graf <tgraf@...g.ch>
To:	Ying Xue <ying.xue@...driver.com>
Cc:	davem@...emloft.net, jon.maloy@...csson.com,
	Paul.Gortmaker@...driver.com, erik.hugne@...csson.com,
	netdev@...r.kernel.org, tipc-discussion@...ts.sourceforge.net
Subject: Re: [PATCH net-next v2 4/7] rhashtable: future table needs to be
 traversed when remove an object

On 01/07/15 at 01:41pm, Ying Xue wrote:
> When remove an object from hash table, we currently only traverse old
> bucket table to check whether the object exists. If the object is not
> found in it, we will try again. But in the second search loop, we still
> search the object from the old table instead of future table. As a
> result, the object may be not removed from hash table especially when
> resizing is currently in progress and the object is just saved in the
> future table.
> 
> Signed-off-by: Ying Xue <ying.xue@...driver.com>
> Cc: Thomas Graf <tgraf@...g.ch>

Nice catch!
Acked-by: Thomas Graf <tgraf@...g.ch>
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