Thinkpad 600e interrupt storm

[Understudy]

Mark Andrews wrote:

>>Thomas Kempka wrote:
>>
>>    
>>
>>>John Baldwin <jhb at freebsd.org> wrote:
>>> 
>>>
>>>      
>>>
>>>>Can you try using the interrupt storm modifications from HEAD:
>>>>
>>>>Index: kern_intr.c
>>>>===================================================================
>>>>RCS file: /usr/cvs/src/sys/kern/kern_intr.c,v
>>>>retrieving revision 1.113.2.5
>>>>diff -u -r1.113.2.5 kern_intr.c
>>>>--- kern_intr.c 31 Jan 2005 23:26:15 -0000      1.113.2.5
>>>>+++ kern_intr.c 7 Feb 2005 16:51:48 -0000
>>>>   
>>>>
>>>>        
>>>>
>>>Hi,
>>>
>>>I just tested the patch with no success. I still get the interrupt
>>>storm error messages and cbb device slowdowns.
>>>
>>>Interrupt storm detected on "irq11: cbb0 uhci0"; 
>>>	throttling interrupt source
>>>Interrupt storm detected on "irq10: cbb1"; 
>>>	throttling interrupt source
>>>Interrupt storm detected on "irq9: acpi0"; 
>>>	throttling interrupt source
>>>
>>>
>>>Thanks for the notification about the changed handling in HEAD.
>>>
>>>Greetings, Thomas Kempka
>>>
>>> 
>>>
>>>      
>>>
>>Hi ,
>>I tried  to install the patch  and maybe I missed something.
>>I copied  the information to a file named patch
>>then I  did
>>cd /usr/src
>>patch <   /root/patch
>>result was odd:
>>Hmmm... Looks like a unified diff to me...
>>The text leading up to this was:
>>--------------------------------
>>|Index: kern_intr.c
>>|= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
>>|RCS file: /usr/cvs/src/sys/kern/kern_intr.c,v
>>|retrieving revision 1.113.2.5
>>|diff -u -r1.113.2.5 kern_intr.c
>>|--- kern_intr.c    31 Jan 2005 23:26:15 -0000    1.113.2.5
>>|--- kern_intr.c    31 Jan 2005 23:26:15 -0000    1.113.2.5
>>File to patch:
>>
>>Now what file do I want to patch or did I do something wrong?
>>    
>>
>
>	Did you bother to read what you quoted?  The answer is sitting
>	there.
>
>	You could cd to "/usr/src/sys/kern" before applying the patch.
>	Or you could have just cut-and-pasted "sys/kern/kern_intr.c".
>
>  
>
Ahhh,

I was reading based on applying patches from the FreeBSD site which just 
mentioned doing cd to  /usr/src I will  try it  the way you point  out.

Sincerely,
Brendhan