From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754412Ab3AREed (ORCPT ); Thu, 17 Jan 2013 23:34:33 -0500 Received: from p3plsmtps2ded03.prod.phx3.secureserver.net ([208.109.80.60]:42102 "EHLO p3plsmtps2ded03.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751869Ab3AREec (ORCPT ); Thu, 17 Jan 2013 23:34:32 -0500 x-originating-ip: 72.167.245.219 From: "K. Y. Srinivasan" To: x86@kernel.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, jasowang@redhat.com, tglx@linutronix.de Cc: "K. Y. Srinivasan" Subject: [PATCH 1/1] Drivers: hv: Bind all vmbbus interrupts to the boot CPU Date: Thu, 17 Jan 2013 21:00:51 -0800 Message-Id: <1358485251-13801-1-git-send-email-kys@microsoft.com> X-Mailer: git-send-email 1.7.4.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The default interrupt delivery model in Linux does not support the Hyper-V vmbus delivery model when the guest is configured with multiple VCPUs. I have sent a patch to address this - delivering the vmbus interrupt on a separate IDT vector. Until this patch is applied, bind all vmbus interrupts to the boot CPU. Signed-off-by: K. Y. Srinivasan --- drivers/hv/channel_mgmt.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index c80fe62..7478ef9 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -337,7 +337,7 @@ static u32 get_vp_index(uuid_le *type_guid) return 0; } cur_cpu = (++next_vp % max_cpus); - return hv_context.vp_index[cur_cpu]; + return 0; } /* -- 1.7.4.1