[tip:perf/core] x86: Move notify_cpu_starting() callback to a later stage

From: tip-bot for Peter Zijlstra
Date: Fri Apr 02 2010 - 15:07:30 EST


Commit-ID: 85257024096a96fc5c00ce59d685f62bbed3ad95
Gitweb: http://git.kernel.org/tip/85257024096a96fc5c00ce59d685f62bbed3ad95
Author: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
AuthorDate: Tue, 23 Mar 2010 19:30:52 +0100
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 2 Apr 2010 19:30:01 +0200

x86: Move notify_cpu_starting() callback to a later stage

Because we need to have cpu identification things done by the time we run
CPU_STARTING notifiers.

( This init ordering will be relied on by the next fix. )

Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
LKML-Reference: <1269353485.5109.48.camel@twins>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
arch/x86/kernel/smpboot.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 06d98ae..6808b93 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -242,8 +242,6 @@ static void __cpuinit smp_callin(void)
end_local_APIC_setup();
map_cpu_to_logical_apicid();

- notify_cpu_starting(cpuid);
-
/*
* Need to setup vector mappings before we enable interrupts.
*/
@@ -264,6 +262,8 @@ static void __cpuinit smp_callin(void)
*/
smp_store_cpu_info(cpuid);

+ notify_cpu_starting(cpuid);
+
/*
* Allow the master to continue.
*/
--
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