From: Yinghai Lu <Yinghai.Lu@Sun.COM>
To: Ingo Molnar <mingo@elte.hu>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: [PATCH] x86_64: not set boot cpu in cpu_present_map again
Date: Sun, 27 Jan 2008 18:27:17 -0800 [thread overview]
Message-ID: <200801271827.17992.yinghai.lu@sun.com> (raw)
[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 <yinghai.lu@sun.com>
Index: linux-2.6/arch/x86/kernel/setup_64.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/setup_64.c
+++ linux-2.6/arch/x86/kernel/setup_64.c
@@ -446,12 +446,6 @@ void __init setup_arch(char **cmdline_p)
early_quirks();
- /*
- * 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.
next reply other threads:[~2008-01-28 2:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-28 2:27 Yinghai Lu [this message]
2008-01-28 12:40 ` [PATCH] x86_64: not set boot cpu in cpu_present_map again Ingo Molnar
-- strict thread matches above, loose matches on Subject: below --
2007-11-24 22:57 Yinghai Lu
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