From: Lin Ming <ming.m.lin@intel.com>
To: francois.valenduc@tvcablenet.be
Cc: astarikovskiy@suse.de, fengguang.wu@intel.com, dfeng@redhat.com,
"Moore, Robert" <robert.moore@intel.com>,
rui.zhang@intel.com, linux-acpi@vger.kernel.org
Subject: Re: Bug 16210 - BUG: scheduling while atomic: swapper/0/0x10000002 when ACPI is initialised
Date: Thu, 01 Jul 2010 16:45:57 +0800 [thread overview]
Message-ID: <1277973957.4144.14.camel@minggr.sh.intel.com> (raw)
In-Reply-To: <1277973846.4144.11.camel@minggr.sh.intel.com>
(CC linux-acpi list)
On Thu, 2010-07-01 at 16:44 +0800, Lin Ming wrote:
> Hi,
>
> Alexy, Fengguang, Xiaotian,
>
> https://bugzilla.kernel.org/show_bug.cgi?id=16210
>
> This bug is about the ACPICA preemption point, would you guys please
> have a look at it?
>
> /* Used within ACPICA to show where it is safe to preempt execution */
> #include <linux/hardirq.h>
> #define ACPI_PREEMPTION_POINT() \
> do { \
> if (!in_atomic_preempt_off() && !irqs_disabled()) \
> cond_resched(); \
> } while (0)
>
> Thanks,
> Lin Ming
parent reply other threads:[~2010-07-01 8:45 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <1277973846.4144.11.camel@minggr.sh.intel.com>]
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