Machine automagically reboots with 2.6.23-rc2-mm2

Balbir Singh balbir at linux.vnet.ibm.com
Fri Aug 17 14:37:41 EST 2007


Michael Neuling wrote:
> 
> SLB shadow was bust.  Make sure you have
> edd0622bd2e8f755c960827e15aa6908c3c5aa94
> 
>     [POWERPC] Fix potential duplicate entry in SLB shadow buffer
>     
>     We were getting a duplicate entry in the SLB shadow buffer in
>     slb_flush_and_rebolt() if the kernel stack was in the same segment
>     as PAGE_OFFSET, which on POWER6 causes the hypervisor to terminate
>     the partition with an error.  This fixes it.
>     
>     Also we were not creating an SLB entry (or an SLB shadow buffer
>     entry) for the kernel stack on secondary CPUs when starting the
>     CPU.  This isn't a major problem, since an appropriate entry will
>     be created on demand, but this fixes that also for consistency.
>     
>     Signed-off-by: Paul Mackerras <paulus at samba.org>
> 

Thanks for pointing that out, I'll get the fix and retry.

Balbir Singh.



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