Re: Boot failure on x86_64 (OOPS set_cpu_sibling_map() )
From: Sachin Sant
Date: Fri Jul 31 2009 - 06:41:48 EST
Borislav Petkov wrote:
I can't trigger it here, please send me your .config. In the meantime,
you could try the following:
--
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 3ede593..5fd57fe 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1070,6 +1070,7 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus)
for_each_possible_cpu(i) {
zalloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL);
zalloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL);
+ zalloc_cpumask_var(&per_cpu(cpu_node_map, i), GFP_KERNEL);
zalloc_cpumask_var(&cpu_data(i).llc_shared_map, GFP_KERNEL);
}
set_cpu_sibling_map(0);
Thanks for the patch Borislav. With this patch i can boot next on my x86_64 box.
Regards
-Sachin
--
---------------------------------
Sachin Sant
IBM Linux Technology Center
India Systems and Technology Labs
Bangalore, India
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