Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758626AbYFZMkw (ORCPT ); Thu, 26 Jun 2008 08:40:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754572AbYFZM3h (ORCPT ); Thu, 26 Jun 2008 08:29:37 -0400 Received: from il.qumranet.com ([212.179.150.194]:32382 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752001AbYFZM2o (ORCPT ); Thu, 26 Jun 2008 08:28:44 -0400 From: Avi Kivity To: kvm@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Laurent Vivier Subject: [PATCH 37/50] KVM: Add coalesced MMIO support (ia64 part) Date: Thu, 26 Jun 2008 15:28:19 +0300 Message-Id: <1214483312-9265-38-git-send-email-avi@qumranet.com> X-Mailer: git-send-email 1.5.6 In-Reply-To: <1214483312-9265-1-git-send-email-avi@qumranet.com> References: <1214483312-9265-1-git-send-email-avi@qumranet.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2127 Lines: 65 From: Laurent Vivier This patch enables coalesced MMIO for ia64 architecture. It defines KVM_MMIO_PAGE_OFFSET and KVM_CAP_COALESCED_MMIO. It enables the compilation of coalesced_mmio.c. [akpm: fix compile error on ia64] Signed-off-by: Laurent Vivier Signed-off-by: Andrew Morton Signed-off-by: Avi Kivity --- arch/ia64/kvm/Makefile | 3 ++- arch/ia64/kvm/kvm-ia64.c | 3 +++ include/asm-ia64/kvm_host.h | 1 + 3 files changed, 6 insertions(+), 1 deletions(-) diff --git a/arch/ia64/kvm/Makefile b/arch/ia64/kvm/Makefile index 112791d..bf22fb9 100644 --- a/arch/ia64/kvm/Makefile +++ b/arch/ia64/kvm/Makefile @@ -43,7 +43,8 @@ $(obj)/$(offsets-file): arch/ia64/kvm/asm-offsets.s EXTRA_CFLAGS += -Ivirt/kvm -Iarch/ia64/kvm/ EXTRA_AFLAGS += -Ivirt/kvm -Iarch/ia64/kvm/ -common-objs = $(addprefix ../../../virt/kvm/, kvm_main.o ioapic.o) +common-objs = $(addprefix ../../../virt/kvm/, kvm_main.o ioapic.o \ + coalesced_mmio.o) kvm-objs := $(common-objs) kvm-ia64.o kvm_fw.o obj-$(CONFIG_KVM) += kvm.o diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c index b59231b..a4cf4a2 100644 --- a/arch/ia64/kvm/kvm-ia64.c +++ b/arch/ia64/kvm/kvm-ia64.c @@ -187,6 +187,9 @@ int kvm_dev_ioctl_check_extension(long ext) r = 1; break; + case KVM_CAP_COALESCED_MMIO: + r = KVM_COALESCED_MMIO_PAGE_OFFSET; + break; default: r = 0; } diff --git a/include/asm-ia64/kvm_host.h b/include/asm-ia64/kvm_host.h index 5c958b0..1efe513 100644 --- a/include/asm-ia64/kvm_host.h +++ b/include/asm-ia64/kvm_host.h @@ -38,6 +38,7 @@ /* memory slots that does not exposed to userspace */ #define KVM_PRIVATE_MEM_SLOTS 4 +#define KVM_COALESCED_MMIO_PAGE_OFFSET 1 /* define exit reasons from vmm to kvm*/ #define EXIT_REASON_VM_PANIC 0 -- 1.5.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/