From: David Miller <davem@davemloft.net>
To: herbert@gondor.apana.org.au
Cc: Daniel.Beschorner@facton.com, akpm@linux-foundation.org,
linux-kernel@vger.kernel.org, rpurdie@rpsys.net
Subject: Re: zlib oops with ipcomp in 2.6.24
Date: Thu, 28 Feb 2008 11:23:55 -0800 (PST) [thread overview]
Message-ID: <20080228.112355.15717375.davem@davemloft.net> (raw)
In-Reply-To: <20080228175011.GA17185@gondor.apana.org.au>
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Fri, 29 Feb 2008 01:50:11 +0800
> [IPCOMP]: Disable BH on output when using shared tfm
>
> Because we use shared tfm objects in order to conserve memory,
> (each tfm requires 128K of vmalloc memory), BH needs to be turned
> off on output as that can occur in process context.
>
> Previously this was done implicitly by the xfrm output code.
> That was lost when it became lockless. So we need to add the
> BH disabling to IPComp directly.
>
> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Applied, thanks Herbert.
The xfrm output lockless stuff is only in 2.6.25, so
we should not need this for -stable right?
next prev parent reply other threads:[~2008-02-28 19:24 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-21 14:05 zlib oops with ipcomp in 2.6.24 Beschorner Daniel
2008-02-23 8:03 ` Andrew Morton
2008-02-23 13:22 ` Beschorner Daniel
2008-02-28 17:50 ` Herbert Xu
2008-02-28 18:47 ` Beschorner Daniel
2008-02-28 19:23 ` David Miller [this message]
2008-02-28 19:30 ` Herbert Xu
2008-02-28 19:32 ` David Miller
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