Re: Reboot while booting with new per-CPU allocator

From: Stephane E. Potvin <sepotvin_at_videotron.ca>
Date: Thu, 16 Jun 2005 13:31:48 -0400
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Robert Watson wrote:
> 
> On Thu, 16 Jun 2005, Stephane E. Potvin wrote:
> 
>>> Have you tried running with kern_malloc.c:1.141 (Jun 10) from Joseph
>>> Koshy, which corrects a bug in the deregistering of malloc types?
>>>
>>> It looks like you're running with a serial console, but if not, could
>>> you do so and make sure there are no last second printfs that get eaten
>>> by the reboot clearing the video console?
>>>
>>
>> I did a binary search to find the offending commit. Reverting the changes
>> to kern_malloc.c and malloc.h locally did fix the problem. That's what
>> I'm
>> currently using to type this message. I also had to revert the changes to
>> vmstat to make the world compile.
>>
>> Using head sources from yesterday (Jun 15) exhibit the same problem
>> unfortunately.
> 
> 
> Hmm..  It looks like Alan Cox just committed the attached patch to
> uma_int.h to modify UMA_BOOT_PAGES following a report of a panic at a
> similar point in the boot process.  Could you try updating to the latest
> uma_int.h or trying the patch below to see if it makes a difference?
> 

Great :) It did the trick. The laptop is happily booting with the new
allocator now. Thanks a lot to you and Alan Cox.

Steph

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Received on Thu Jun 16 2005 - 15:31:59 UTC

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