* Re: Bug 16210 - BUG: scheduling while atomic: swapper/0/0x10000002 when ACPI is initialised
[not found] <1277973846.4144.11.camel@minggr.sh.intel.com>
@ 2010-07-01 8:45 ` Lin Ming
0 siblings, 0 replies; only message in thread
From: Lin Ming @ 2010-07-01 8:45 UTC (permalink / raw)
To: francois.valenduc
Cc: astarikovskiy, fengguang.wu, dfeng, Moore, Robert, rui.zhang,
linux-acpi
(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
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