From: Rusty Russell <rusty@rustcorp.com.au>
To: Brandon Philips <brandon@ifup.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
David Miller <davem@davemloft.net>,
linux-crypto@vger.kernel.org, Tim Abbott <tabbott@mit.edu>
Subject: Re: Fixing gave up waiting for init of module libcrc32c.
Date: Thu, 1 Apr 2010 09:55:45 +1030 [thread overview]
Message-ID: <201004010955.45284.rusty@rustcorp.com.au> (raw)
In-Reply-To: <20100331190351.GG25587@jenkins.home.ifup.org>
On Thu, 1 Apr 2010 05:33:51 am Brandon Philips wrote:
> On 09:36 Tue 30 Mar 2010, Rusty Russell wrote:
> > The real fix here is to drop the lock, like Brandon suggested, but
> > we need to do it more carefully: when we re-acquire the lock we need
> > to re-lookup the symbol in case the module has vanished or changed.
> >
> > Brandon, I can't see how libcrc32c's module_init calls
> > crypto_alloc_shash, but the problem is reproducible with simple
> > example modules. Does it fix your problem?
>
> Did you see my email yesterday explaining how this came about? Does
> that answer your question?
Yep, thanks.
> Reviewed the patch and it looks good and I tested it on the machine
> and it works. A couple of trivial things inline below if you care.
>
> Signed-off-by: Brandon Philips <brandon@ifup.org>
> Cc: stable@kernel.org
>
> Thanks Rusty.
Thanks; already had the two caught by checkpatch; changing the other
printk is not something I like to do in the same patch.
Thanks!
Rusty.
next prev parent reply other threads:[~2010-03-31 23:25 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-19 23:40 Fixing gave up waiting for init of module libcrc32c Brandon Philips
2010-03-20 1:01 ` Herbert Xu
2010-03-20 1:08 ` Herbert Xu
2010-03-20 2:46 ` David Miller
2010-03-20 3:45 ` Herbert Xu
2010-03-20 4:21 ` Brandon Philips
2010-03-20 4:24 ` Herbert Xu
2010-03-20 5:23 ` David Miller
2010-03-20 12:29 ` Herbert Xu
2010-03-20 13:16 ` Neil Horman
2010-03-29 23:06 ` Rusty Russell
2010-03-31 19:03 ` Brandon Philips
2010-03-31 23:25 ` Rusty Russell [this message]
2010-03-30 16:50 ` Brandon Philips
2010-03-30 17:47 ` Kay Sievers
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