From: Andrew Morton <akpm@linux-foundation.org>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: David Miller <davem@davemloft.net>, netdev@vger.kernel.org
Subject: Re: [patch 2/4] net: use mutex_is_locked() for ASSERT_RTNL()
Date: Fri, 14 Dec 2007 21:44:18 -0800 [thread overview]
Message-ID: <20071214214418.0ecd5e67.akpm@linux-foundation.org> (raw)
In-Reply-To: <20071215041827.GC25324@gondor.apana.org.au>
On Sat, 15 Dec 2007 12:18:27 +0800 Herbert Xu <herbert@gondor.apana.org.au> wrote:
> On Fri, Dec 14, 2007 at 03:11:36PM -0800, Andrew Morton wrote:
> >
> > I don't believe that ASSERT_RTNL() presently warns when called from atomic
> > contexts. If it does then I missed it.
>
> It does when mutex debugging is enabled.
>
That sounds like a bug in mutex_trylock() to me.
Where in the tangled forest of the mutex implementation is the code
which does this?
next prev parent reply other threads:[~2007-12-15 5:45 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-14 0:02 [patch 2/4] net: use mutex_is_locked() for ASSERT_RTNL() akpm
2007-12-14 8:10 ` Herbert Xu
2007-12-14 8:22 ` Andrew Morton
2007-12-14 8:30 ` Herbert Xu
2007-12-14 19:15 ` David Miller
2007-12-14 23:11 ` Andrew Morton
2007-12-15 4:18 ` Herbert Xu
2007-12-15 5:44 ` Andrew Morton [this message]
2007-12-15 6:10 ` Herbert Xu
2007-12-15 10:48 ` Andrew Morton
2007-12-15 13:10 ` Herbert Xu
2007-12-16 5:44 ` David Miller
2007-12-16 7:13 ` Herbert Xu
2007-12-16 18:06 ` Jarek Poplawski
2007-12-17 1:26 ` Herbert Xu
2007-12-17 7:26 ` Jarek Poplawski
2007-12-17 7:31 ` Herbert Xu
2007-12-17 7:57 ` Jarek Poplawski
2007-12-17 7:44 ` Jarek Poplawski
2007-12-16 5:37 ` David Miller
2007-12-14 12:37 ` Johannes Berg
2007-12-14 12:46 ` Herbert Xu
2007-12-14 12:54 ` Johannes Berg
2007-12-14 19:30 ` David Miller
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