From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: Michael Neuling <mikey@neuling.org>
Cc: linuxppc-dev@ozlabs.org,
Andrew Morton <akpm@linux-foundation.org>,
linux kernel mailing list <linux-kernel@vger.kernel.org>
Subject: Re: Machine automagically reboots with 2.6.23-rc2-mm2
Date: Fri, 17 Aug 2007 10:07:41 +0530 [thread overview]
Message-ID: <46C52615.80205@linux.vnet.ibm.com> (raw)
In-Reply-To: <30255.1187317044@neuling.org>
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@samba.org>
>
Thanks for pointing that out, I'll get the fix and retry.
Balbir Singh.
prev parent reply other threads:[~2007-08-17 4:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-16 21:32 Machine automagically reboots with 2.6.23-rc2-mm2 Balbir Singh
2007-08-17 2:17 ` Michael Neuling
2007-08-17 4:37 ` Balbir Singh [this message]
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