From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: [PATCH V2 13/13] xen: register 3-level event channel Date: Mon, 4 Feb 2013 17:23:54 +0000 Message-ID: <1359998635-16866-14-git-send-email-wei.liu2@citrix.com> References: <1359998635-16866-1-git-send-email-wei.liu2@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1359998635-16866-1-git-send-email-wei.liu2@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org Cc: david.vrabel@citrix.com, Wei Liu , ian.campbell@citrix.com, jbeulich@suse.com, konrad.wilk@oracle.com List-Id: xen-devel@lists.xenproject.org 3-level event channel is registered in a) xen_init_IRQ(), when the guest is fresh started; b) xen_vcpu_restore(), when the guest is restored. Signed-off-by: Wei Liu --- arch/x86/xen/enlighten.c | 3 +++ drivers/xen/events.c | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index bc893e7..722a994 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -43,6 +43,7 @@ #include #include #include +#include #include #include @@ -195,6 +196,8 @@ void xen_vcpu_restore(void) HYPERVISOR_vcpu_op(VCPUOP_up, cpu, NULL)) BUG(); } + + xen_event_channel_register_nlevel(3); } static void __init xen_banner(void) diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 6a0307c..849d049 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -2270,7 +2270,7 @@ void __init xen_init_IRQ(void) int i, rc; int cpu; - xen_set_event_channel_nlevel(2); + xen_event_channel_register_nlevel(3); evtchn_to_irq = kcalloc(nr_event_channels, sizeof(*evtchn_to_irq), GFP_KERNEL); -- 1.7.10.4