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author | Ingo Molnar <mingo@elte.hu> | 2010-07-21 19:43:03 (GMT) |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-07-21 19:43:06 (GMT) |
commit | 9dcdbf7a33d9018ac5d45debcf261be648bdd56a (patch) | |
tree | bbcc1a018f11ff76cd7ce174ef3ffe2c02da07ee /arch/x86/kernel/setup_percpu.c | |
parent | cc5edb0eb9ce892b530e34a5d110382483587942 (diff) | |
parent | cd5b8f8755a89a57fc8c408d284b8b613f090345 (diff) | |
download | linux-fsl-qoriq-9dcdbf7a33d9018ac5d45debcf261be648bdd56a.tar.xz |
Merge branch 'linus' into perf/core
Merge reason: Pick up the latest perf fixes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/setup_percpu.c')
-rw-r--r-- | arch/x86/kernel/setup_percpu.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index de3b63a..a60df9a 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -238,6 +238,15 @@ void __init setup_per_cpu_areas(void) #ifdef CONFIG_NUMA per_cpu(x86_cpu_to_node_map, cpu) = early_per_cpu_map(x86_cpu_to_node_map, cpu); + /* + * Ensure that the boot cpu numa_node is correct when the boot + * cpu is on a node that doesn't have memory installed. + * Also cpu_up() will call cpu_to_node() for APs when + * MEMORY_HOTPLUG is defined, before per_cpu(numa_node) is set + * up later with c_init aka intel_init/amd_init. + * So set them all (boot cpu and all APs). + */ + set_cpu_numa_node(cpu, early_cpu_to_node(cpu)); #endif #endif /* @@ -257,14 +266,6 @@ void __init setup_per_cpu_areas(void) early_per_cpu_ptr(x86_cpu_to_node_map) = NULL; #endif -#if defined(CONFIG_X86_64) && defined(CONFIG_NUMA) - /* - * make sure boot cpu numa_node is right, when boot cpu is on the - * node that doesn't have mem installed - */ - set_cpu_numa_node(boot_cpu_id, early_cpu_to_node(boot_cpu_id)); -#endif - /* Setup node to cpumask map */ setup_node_to_cpumask_map(); |