netdev - Re: [PATCH net-next v2] rhashtable: Allow other tasks to be scheduled in large lookup loops

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Date:	Fri, 17 Jul 2015 21:47:00 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	mroos@...ux.ee
Cc:	Thomas Graf <tgraf@...g.ch>, davem@...emloft.net,
	netdev@...r.kernel.org, herbert@...dor.apana.org.au
Subject: Re: [PATCH net-next v2] rhashtable: Allow other tasks to be
 scheduled in large lookup loops

On Fri, 2015-07-17 at 22:07 +0300, mroos@...ux.ee wrote:
> > Depending on system speed, the large lookup/insert/delete loops of the testsuite can
> > take a considerable amount of time to complete causing watchdog warnings to appear.
> > Allow other tasks to be scheduled throughout the loops.
> > 
> > Reported-by: Meelis Roos <mroos@...ux.ee>
> > Signed-off-by: Thomas Graf <tgraf@...g.ch>
> > ---
> > v2: Use cond_resched() instead schedule()
> 
> Tested it. The warning is gone from rhashtable test but now it is 
> present in rbtree test (it was not there before). Same kernel, just your 
> patch applied - but it should not change rbtree test???

Why not ?

rbtree tests need same kind of patches.




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