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_online_map at smp_prepare_boot_cpu
Date: Sun, 27 Jan 2008 18:28:05 -0800 [thread overview]
Message-ID: <200801271828.05543.yinghai.lu@sun.com> (raw)
[PATCH] x86_64: not set boot cpu in cpu_online_map at smp_prepare_boot_cpu
in init/main.c boot_cpu_init() does that before
Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>
Index: linux-2.6/arch/x86/kernel/smpboot_64.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/smpboot_64.c
+++ linux-2.6/arch/x86/kernel/smpboot_64.c
@@ -921,7 +921,7 @@ void __init smp_prepare_cpus(unsigned in
void __init smp_prepare_boot_cpu(void)
{
int me = smp_processor_id();
- cpu_set(me, cpu_online_map);
+ /* already set me in cpu_online_map in boot_cpu_init() */
cpu_set(me, cpu_callout_map);
per_cpu(cpu_state, me) = CPU_ONLINE;
}
next reply other threads:[~2008-01-28 2:21 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-28 2:28 Yinghai Lu [this message]
2008-01-28 12:40 ` [PATCH] x86_64: not set boot cpu in cpu_online_map at smp_prepare_boot_cpu Ingo Molnar
-- strict thread matches above, loose matches on Subject: below --
2007-11-26 8:38 Yinghai Lu
2007-11-26 20:57 ` Zachary Amsden
2007-11-26 22:06 ` Yinghai Lu
2007-11-26 22:36 ` Zachary Amsden
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