Messages in this thread Patch in this message | | | Date | Thu, 8 Aug 2013 16:19:38 -0700 | From | tip-bot for Jeremy Fitzhardinge <> | Subject | [tip:x86/spinlocks] xen: Defer spinlock setup until boot CPU setup |
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Commit-ID: 26dca1a3262c451846537d8c1f3f56290718b7d4 Gitweb: http://git.kernel.org/tip/26dca1a3262c451846537d8c1f3f56290718b7d4 Author: Jeremy Fitzhardinge <jeremy@goop.org> AuthorDate: Tue, 6 Aug 2013 17:11:45 +0530 Committer: H. Peter Anvin <hpa@linux.intel.com> CommitDate: Thu, 8 Aug 2013 16:06:34 -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@goop.org> Link: http://lkml.kernel.org/r/20130806114145.20643.7527.sendpatchset@codeblue.in.ibm.com Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com> Acked-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> --- 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_filter_cpu_maps(); xen_setup_vcpu_info_placement(); + 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_fill_possible_map(); - xen_init_spinlocks(); } static void __init xen_hvm_smp_prepare_cpus(unsigned int max_cpus)
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