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Commit 6a812691 authored by Andreas Herrmann's avatar Andreas Herrmann Committed by Borislav Petkov
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x86, EDAC: Provide function to return NodeId of a CPU

parent b9183f9b
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+2 −0
Original line number Diff line number Diff line
@@ -1020,4 +1020,6 @@ extern void start_thread(struct pt_regs *regs, unsigned long new_ip,
extern int get_tsc_mode(unsigned long adr);
extern int set_tsc_mode(unsigned int val);

extern int amd_get_nb_id(int cpu);

#endif /* _ASM_X86_PROCESSOR_H */
+10 −0
Original line number Diff line number Diff line
@@ -333,6 +333,16 @@ static void __cpuinit amd_detect_cmp(struct cpuinfo_x86 *c)
#endif
}

int amd_get_nb_id(int cpu)
{
	int id = 0;
#ifdef CONFIG_SMP
	id = per_cpu(cpu_llc_id, cpu);
#endif
	return id;
}
EXPORT_SYMBOL_GPL(amd_get_nb_id);

static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c)
{
#if defined(CONFIG_NUMA) && defined(CONFIG_X86_64)
+1 −1
Original line number Diff line number Diff line
@@ -405,7 +405,7 @@ void decode_mce(struct mce *m)
		regs.nbsh  = (u32)(m->status >> 32);
		regs.nbeal = (u32) m->addr;
		regs.nbeah = (u32)(m->addr >> 32);
		node       = per_cpu(cpu_llc_id, m->extcpu);
		node       = amd_get_nb_id(m->extcpu);

		amd_decode_nb_mce(node, &regs, 1);
		break;