Messages in this thread | | | Date | Wed, 19 Aug 2009 21:47:00 +0800 | Subject | Re: -mm hang while shutdown with printk_delay | From | Dave Young <> |
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On Tue, Aug 18, 2009 at 12:12 PM, Dave Young<hidave.darkstar@gmail.com> wrote: > On Tue, Aug 18, 2009 at 11:30 AM, Andrew > Morton<akpm@linux-foundation.org> wrote: >> On Tue, 18 Aug 2009 11:25:22 +0800 Dave Young <hidave.darkstar@gmail.com> wrote: >> >>> Hi, >>> >>> Test with printk_delay=200, >>> >>> /sbin/halt -p >>> >>> kernel hang after following message: >>> >>> Disabling non-boot CPUs >>> >>> There's no such problem with 2.6.31-rc6 >> >> umm, OK. But -mm contains six patches: >> >> printk-boot_delay-rename-printk_delay_msec-to-loops_per_msec.patch >> printk-boot_delay-rename-printk_delay_msec-to-loops_per_msec-fix.patch >> printk-boot_delay-rename-printk_delay_msec-to-loops_per_msec-fix-2.patch >> printk-add-printk_delay-to-make-messages-readable-for-some-scenarios.patch >> printk-add-printk_delay-to-make-messages-readable-for-some-scenarios-fix.patch >> printk-add-printk_delay-to-make-messages-readable-for-some-scenarios-cleanup.patch >> >> from yourself. Are they the cause? >> > > Actually I tested 2.6.31-rc6 with the above six patches applied, > there's no such problem. >
I'm manually bisecting the mm patch series, hope find cause.
> -- > Regards > dave >
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