lkml.org 
[lkml]   [2008]   [Mar]   [19]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
FromGlauber de Oliveira Costa <>
Subject[PATCH 14/79] [PATCH] move state update out of ipi_lock
DateWed, 19 Mar 2008 14:25:09 -0300
From: Glauber Costa <gcosta@redhat.com>

it does not need to be inside lock. Do the way i386 does.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
---
 arch/x86/kernel/smpboot_64.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c
index c213345..cfcfd2c 100644
--- a/arch/x86/kernel/smpboot_64.c
+++ b/arch/x86/kernel/smpboot_64.c
@@ -233,10 +233,10 @@ void __cpuinit start_secondary(void)
 	 */
 	spin_unlock(&vector_lock);
 	cpu_set(smp_processor_id(), cpu_online_map);
-	per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE;
-
 	unlock_ipi_call_lock();
 
+	per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE;
+
 	setup_secondary_clock();
 
 	cpu_idle();
-- 
1.5.0.6


\
 
 \ /
  Last update: 2008-03-19 21:03    [from the cache]
©2003-2008