From: Andrew Morton <akpm@linux-foundation.org>
To: Michal Suchanek <hramrach@centrum.cz>
Cc: netdev@vger.kernel.org, bugzilla-daemon@bugzilla.kernel.org,
bugme-daemon@bugzilla.kernel.org,
Herbert Xu <herbert@gondor.hengli.com.au>
Subject: Re: [Bugme-new] [Bug 18492] New: kernel softirq warning on boot
Date: Tue, 14 Sep 2010 13:57:30 -0700 [thread overview]
Message-ID: <20100914135730.8af6bc76.akpm@linux-foundation.org> (raw)
In-Reply-To: <AANLkTinE50xFx9nShGBeOf483G2FhogO-BCj=dfHBZS7@mail.gmail.com>
On Tue, 14 Sep 2010 22:45:19 +0200
Michal Suchanek <hramrach@centrum.cz> wrote:
> > rcu_read_unlock_bh() in netpoll_rx(), added by "netpoll: Fix RCU
> > usage".
>
> Do you mean de85d99eb7b595f6751550184b94c1e2f74a828b?
yup.
> I am not sure reverting just that would work, nor that the kernel
> around that point is in shape for trying on a system I would want to
> still use. It's way back in history for a kernel which is just to be
> released.
No, we wouldn't want to revert it - it fixes stuff.
It could be that we just don't need the _bh locking, if local irqs are
reliably disabled. But I didn't really look.
next prev parent reply other threads:[~2010-09-14 20:58 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-18492-10286@https.bugzilla.kernel.org/>
2010-09-14 19:07 ` [Bugme-new] [Bug 18492] New: kernel softirq warning on boot Andrew Morton
2010-09-14 20:45 ` Michal Suchanek
2010-09-14 20:57 ` Andrew Morton [this message]
2010-09-14 21:11 ` David Miller
2010-09-15 6:46 ` Herbert Xu
2010-09-16 4:40 ` David Miller
2010-09-17 18:00 ` Michal Suchanek
2010-09-17 23:55 ` David Miller
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