From: Fengguang Wu <fengguang.wu@intel.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>,
Linux Memory Management List <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Stephen Rothwell <sfr@canb.auug.org.au>,
Jet Chen <jet.chen@intel.com>,
Yuanhan Liu <yuanhan.liu@intel.com>, LKP <lkp@01.org>,
"Su, Tao" <tao.su@intel.com>,
"Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>,
Stephen Warren <swarren@wwwdotorg.org>
Subject: Re: [cpufreq] kernel BUG at kernel/irq_work.c:175!
Date: Wed, 25 Jun 2014 17:54:44 +0800 [thread overview]
Message-ID: <20140625095444.GA1635@localhost> (raw)
In-Reply-To: <CAKohpo=qmJktRviycErY205xo=-MJ1NZG-uGidRXjO+aAEczEg@mail.gmail.com>
> Nothing specific to my tree, its there in linux-next and PeterZ is
> already working on it:
>
> https://lkml.org/lkml/2014/6/25/25
That's great! Sorry I should have googled LKML before reporting this error.
Fengguang
> Last diff from him:
>
> ---
> kernel/irq_work.c | 12 +-----------
> 1 file changed, 1 insertion(+), 11 deletions(-)
>
> Index: linux-2.6/kernel/irq_work.c
> ===================================================================
> --- linux-2.6.orig/kernel/irq_work.c
> +++ linux-2.6/kernel/irq_work.c
> @@ -160,21 +160,11 @@ static void irq_work_run_list(struct lli
> }
> }
>
> -static void __irq_work_run(void)
> +static void irq_work_run(void)
> {
> irq_work_run_list(&__get_cpu_var(raised_list));
> irq_work_run_list(&__get_cpu_var(lazy_list));
> }
> -
> -/*
> - * Run the irq_work entries on this cpu. Requires to be ran from hardirq
> - * context with local IRQs disabled.
> - */
> -void irq_work_run(void)
> -{
> - BUG_ON(!in_irq());
> - __irq_work_run();
> -}
> EXPORT_SYMBOL_GPL(irq_work_run);
--
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prev parent reply other threads:[~2014-06-25 9:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-25 9:36 [cpufreq] kernel BUG at kernel/irq_work.c:175! Fengguang Wu
2014-06-25 9:42 ` Viresh Kumar
2014-06-25 9:54 ` Fengguang Wu [this message]
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