From mboxrd@z Thu Jan 1 00:00:00 1970 From: Raghavendra K T Subject: [PATCH RFC V6 4/11] xen: defer spinlock setup until boot CPU setup Date: Wed, 21 Mar 2012 15:51:28 +0530 Message-ID: <20120321102128.473.3039.sendpatchset@codeblue.in.ibm.com> References: <20120321102041.473.61069.sendpatchset@codeblue.in.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20120321102041.473.61069.sendpatchset@codeblue.in.ibm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: "H. Peter Anvin" , Ingo Molnar Cc: the arch/x86 maintainers , KVM , Konrad Rzeszutek Wilk , Peter Zijlstra , Stefano Stabellini , LKML , Virtualization , Andi Kleen , Avi Kivity , Jeremy Fitzhardinge , Srivatsa Vaddagiri , Attilio Rao , Linus Torvalds , Xen Devel , Stephan Diestelhorst List-Id: virtualization@lists.linuxfoundation.org From: Jeremy Fitzhardinge 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 Reviewed-by: Konrad Rzeszutek Wilk Signed-off-by: Raghavendra K T --- arch/x86/xen/smp.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 501d4e0..e85d3ee 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -201,6 +201,7 @@ 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) @@ -530,7 +531,6 @@ 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)