Re: BUG: scheduling while atomic in acpi_ps_complete_op

From: ykzhao
Date: Wed Aug 26 2009 - 10:13:29 EST


On Wed, 2009-08-26 at 19:58 +0800, Eric Paris wrote:
> On Wed, 2009-08-26 at 09:00 +0800, ykzhao wrote:
> > On Mon, 2009-08-24 at 22:36 +0800, Eric Paris wrote:
> > > On Sat, 2009-08-22 at 01:24 +0400, Alexey Starikovskiy wrote:
> > > > Eric Paris ÐÐÑÐÑ:
>
> > > It does stop my slew of warnings. Not sure it completely fixes my
> > > problems though....
> > Will you please add the boot option of initcall_debug and attach the
> > output of dmesg?
> > It will be helpful if you can attach the output of acpidump.
> > Thanks.
Hi
Will you please confirm whether this issue happens on the 2.6.31-rc6
kernel?
If there is no such issue, will you please revert the following commit
and see whether the issue still exists?
>commit 74b5820808215f65b70b05a099d6d3c969b82689
Author: Bjorn Helgaas <bjorn.helgaas@xxxxxx>
Date: Wed Jul 29 15:54:25 2009 -0600

ACPI: bind workqueues to CPU 0 to avoid SMI corruption

In this commit it will schedule to other kernel thread and switch
to task 0 again.

Thanks.
Yakui.
>
> Here is booting a kernel without the change. I don't see acpidump
> packaged in fedora. Do you have a pointer to the source or maybe a
> static binary? I'll look myself later in the afternoon.
>
> -Eric

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