Re: 2.6.26-git0: IDE oops during boot

["Yinghai Lu" <yhlu.kernel@gmail.com>]

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On Sun, Feb 24, 2008 at 11:05 PM, Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> On Fri, Feb 15, 2008 at 3:15 AM, Kamalesh Babulal
>
> <kamalesh@linux.vnet.ibm.com> wrote:
>  >
>  >
>
> >  Thanks for pointing the patch, I do not have the SES config option enabled,
>  >  then too i tried your patch, but that does not solve the panic. The kernel
>  >  panic's with the same panic message as before. I have attached the .config
>  >  file which i am using, please let me know if i am missing out/getting wrong
>  >  any option in the configuration.
>
>  can you try x86.git#testing?
>
>  http://people.redhat.com/mingo/x86.git/README
>

and try attached patch.

YH

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diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index 6fd804f..f0d6a80 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -801,7 +801,7 @@ static void __cpuinit srat_detect_node(void)
 	/* Don't do the funky fallback heuristics the AMD version employs
 	   for now. */
 	node = apicid_to_node[apicid];
-	if (node == NUMA_NO_NODE)
+	if (node == NUMA_NO_NODE || !node_online(node))
 		node = first_node(node_online_map);
 	numa_set_node(cpu, node);