From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sheng Yang Subject: [PATCH] KVM: Downsize max support MSI-X entry to 256 Date: Thu, 21 May 2009 13:50:13 +0800 Message-ID: <1242885013-32735-1-git-send-email-sheng@linux.intel.com> Cc: kvm@vger.kernel.org, Sheng Yang To: Avi Kivity Return-path: Received: from mga03.intel.com ([143.182.124.21]:49379 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750946AbZEUFs7 (ORCPT ); Thu, 21 May 2009 01:48:59 -0400 Sender: kvm-owner@vger.kernel.org List-ID: We only trap one page for MSI-X entry now, so it's 4k/(128/8) = 256 entries at most. Signed-off-by: Sheng Yang --- include/linux/kvm.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/include/linux/kvm.h b/include/linux/kvm.h index 3db5d8d..533e864 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -633,7 +633,7 @@ struct kvm_assigned_msix_nr { __u16 padding; }; -#define KVM_MAX_MSIX_PER_DEV 512 +#define KVM_MAX_MSIX_PER_DEV 256 struct kvm_assigned_msix_entry { __u32 assigned_dev_id; __u32 gsi; -- 1.5.4.5