netdev - Re: [PATCH 4/6] rhashtable: Free bucket tables asynchronously after rehash

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Message-ID: <20150313154212.GF17829@casper.infradead.org>
Date:	Fri, 13 Mar 2015 15:42:12 +0000
From:	Thomas Graf <tgraf@...g.ch>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 4/6] rhashtable: Free bucket tables asynchronously after
 rehash

On 03/13/15 at 08:57pm, Herbert Xu wrote:
> There is in fact no need to wait for an RCU grace period in the
> rehash function, since all insertions are guaranteed to go into
> the new table through spin locks.
> 
> This patch uses call_rcu to free the old/rehashed table at our
> leisure.
> 
> Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>

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