From: Glauber de Oliveira Costa Date: Wed, 19 Mar 2008 17:25:39 +0000 (-0300) Subject: x86: don't initialize sibling and core maps during preparation X-Git-Tag: v3.12-rc1~22029^2~357 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e7f8b14e028f7a2f9e5c83c17164aeeeb9c61f17;p=kernel%2Fkernel-generic.git x86: don't initialize sibling and core maps during preparation it is redundant, since it is already done by set_cpu_sibling_map() Signed-off-by: Glauber Costa Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c index a350553..5cae17f 100644 --- a/arch/x86/kernel/smpboot_32.c +++ b/arch/x86/kernel/smpboot_32.c @@ -855,18 +855,6 @@ static void __init smp_boot_cpus(unsigned int max_cpus) ++kicked; } - /* - * construct cpu_sibling_map, so that we can tell sibling CPUs - * efficiently. - */ - for_each_possible_cpu(cpu) { - cpus_clear(per_cpu(cpu_sibling_map, cpu)); - cpus_clear(per_cpu(cpu_core_map, cpu)); - } - - cpu_set(0, per_cpu(cpu_sibling_map, 0)); - cpu_set(0, per_cpu(cpu_core_map, 0)); - smpboot_setup_io_apic(); setup_boot_clock();