linux-kernel - Re: [PATCH 2/3] rhashtable-test: retry insert operations in threads

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Date:	Sun, 30 Aug 2015 15:47:17 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Phil Sutter <phil@....cc>
Cc:	tgraf@...g.ch, davem@...emloft.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, fengguang.wu@...el.com,
	wfg@...ux.intel.com, lkp@...org
Subject: Re: [PATCH 2/3] rhashtable-test: retry insert operations in threads

Phil Sutter <phil@....cc> wrote:
>
> Should we introduce a new field to struct rhashtable to track the
> internal state? This might allow to clean up some rather obscure tests,
> e.g. whether a table resize is in progress or not.

Why would we want to do that? The deferred expansion is done
on a best effort basis so its failure has nothing to do with
the failure of a subsequent insertion.

The insertion must have tried its own last-ditch synchronous
expansion and only fail if that fails.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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