netdev - Re: [PATCH] netpoll: use non-BH variant of RCU

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Message-ID: <20100811110330.GA6440@gondor.apana.org.au>
Date:	Wed, 11 Aug 2010 07:03:30 -0400
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	David Miller <davem@...emloft.net>
Cc:	paulmck@...ux.vnet.ibm.com, linville@...driver.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH] netpoll: use non-BH variant of RCU

On Tue, Aug 10, 2010 at 04:31:17PM -0700, David Miller wrote:
>
> Linus's tree is fine for this.
> 
> But we need this fix for 2.6.35-stable too.  Herbert would
> you object to putting John's more simple fix there?

To use rcu_read_lock safely we'd also need to add do synchronize_rcu
in addition of synchronize_rcu_bh, right Paul?

Of course as we were doing this unsafely prior to my patch anyway
I'm also fine with just reverting it.

Thanks,
-- 
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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