diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/setup.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 03caa8e4351..0dff17ee3d7 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -32,6 +32,7 @@ EXPORT_EARLY_PER_CPU_SYMBOL(x86_bios_cpu_apicid); #if defined(CONFIG_NUMA) && defined(CONFIG_X86_64) #define X86_64_NUMA 1 +/* map cpu index to node index */ DEFINE_EARLY_PER_CPU(int, x86_cpu_to_node_map, NUMA_NO_NODE); EXPORT_EARLY_PER_CPU_SYMBOL(x86_cpu_to_node_map); #endif @@ -155,6 +156,9 @@ void __cpuinit numa_set_node(int cpu, int node) { int *cpu_to_node_map = early_per_cpu_ptr(x86_cpu_to_node_map); + if (node != NUMA_NO_NODE) + cpu_pda(cpu)->nodenumber = node; + if (cpu_to_node_map) cpu_to_node_map[cpu] = node; |