From 70708a18e834fd709a4f497bb419ec84d1eb3511 Mon Sep 17 00:00:00 2001 From: Glauber Costa Date: Mon, 3 Mar 2008 14:13:03 -0300 Subject: [PATCH] x86: move cpu_coregroup_map to common file it is equal between architectures Signed-off-by: Glauber Costa Signed-off-by: Ingo Molnar --- arch/x86/kernel/smpboot.c | 16 ++++++++++++++++ arch/x86/kernel/smpboot_32.c | 14 -------------- arch/x86/kernel/smpboot_64.c | 14 -------------- 3 files changed, 16 insertions(+), 28 deletions(-) diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index d774520a6b..644e60969f 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1,6 +1,7 @@ #include #include #include +#include /* Number of siblings per CPU package */ int smp_num_siblings = 1; @@ -95,6 +96,21 @@ void __cpuinit set_cpu_sibling_map(int cpu) } } +/* maps the cpu to the sched domain representing multi-core */ +cpumask_t cpu_coregroup_map(int cpu) +{ + struct cpuinfo_x86 *c = &cpu_data(cpu); + /* + * For perf, we return last level cache shared map. + * And for power savings, we return cpu_core_map + */ + if (sched_mc_power_savings || sched_smt_power_savings) + return per_cpu(cpu_core_map, cpu); + else + return c->llc_shared_map; +} + + #ifdef CONFIG_HOTPLUG_CPU void remove_siblinginfo(int cpu) { diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c index 322f46674d..a58ca7f180 100644 --- a/arch/x86/kernel/smpboot_32.c +++ b/arch/x86/kernel/smpboot_32.c @@ -260,20 +260,6 @@ static void __cpuinit smp_callin(void) static int cpucount; -/* maps the cpu to the sched domain representing multi-core */ -cpumask_t cpu_coregroup_map(int cpu) -{ - struct cpuinfo_x86 *c = &cpu_data(cpu); - /* - * For perf, we return last level cache shared map. - * And for power savings, we return cpu_core_map - */ - if (sched_mc_power_savings || sched_smt_power_savings) - return per_cpu(cpu_core_map, cpu); - else - return c->llc_shared_map; -} - /* * Activate a secondary processor. */ diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c index 329f9c53a3..1a592400d9 100644 --- a/arch/x86/kernel/smpboot_64.c +++ b/arch/x86/kernel/smpboot_64.c @@ -211,20 +211,6 @@ void __cpuinit smp_callin(void) cpu_set(cpuid, cpu_callin_map); } -/* maps the cpu to the sched domain representing multi-core */ -cpumask_t cpu_coregroup_map(int cpu) -{ - struct cpuinfo_x86 *c = &cpu_data(cpu); - /* - * For perf, we return last level cache shared map. - * And for power savings, we return cpu_core_map - */ - if (sched_mc_power_savings || sched_smt_power_savings) - return per_cpu(cpu_core_map, cpu); - else - return c->llc_shared_map; -} - /* * Setup code on secondary processor (after comming out of the trampoline) */ -- 2.39.5