2007-11-24 22:56:26

by Yinghai Lu

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Subject: [PATCH] x86_64: not set boot cpu in cpu_present_map again

[PATCH] x86_64: not set boot cpu in cpu_present_map again

in init/main.c boot_cpu_init() already does that before setup_arch

Signed-off-by: Yinghai Lu <[email protected]>

diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index 30d94d1..9905c45 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -409,12 +409,6 @@ void __init setup_arch(char **cmdline_p)
early_quirks();
#endif

- /*
- * set this early, so we dont allocate cpu0
- * if MADT list doesnt list BSP first
- * mpparse.c/MP_processor_info() allocates logical cpu numbers.
- */
- cpu_set(0, cpu_present_map);
#ifdef CONFIG_ACPI
/*
* Read APIC and some other early information from ACPI tables.