[tip:x86/spinlocks] xen: Defer spinlock setup until boot CPU setup

From: tip-bot for Jeremy Fitzhardinge
Date: Sat Aug 10 2013 - 12:15:17 EST

Commit-ID: bf7aab3ad4b4364a293421d628a912a2153ee1ee
Gitweb: http://git.kernel.org/tip/bf7aab3ad4b4364a293421d628a912a2153ee1ee
Author: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
AuthorDate: Fri, 9 Aug 2013 19:51:52 +0530
Committer: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
CommitDate: Fri, 9 Aug 2013 07:53:18 -0700

xen: Defer spinlock setup until boot CPU setup

There's no need to do it at very early init, and doing it there
makes it impossible to use the jump_label machinery.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Link: http://lkml.kernel.org/r/1376058122-8248-5-git-send-email-raghavendra.kt@xxxxxxxxxxxxxxxxxx
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Signed-off-by: Raghavendra K T <raghavendra.kt@xxxxxxxxxxxxxxxxxx>
Acked-by: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
arch/x86/xen/smp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index ca92754..3b52d80 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -279,6 +279,7 @@ static void __init xen_smp_prepare_boot_cpu(void)

+ xen_init_spinlocks();

static void __init xen_smp_prepare_cpus(unsigned int max_cpus)
@@ -680,7 +681,6 @@ void __init xen_smp_init(void)
smp_ops = xen_smp_ops;
- xen_init_spinlocks();

static void __init xen_hvm_smp_prepare_cpus(unsigned int max_cpus)
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/