From patchwork Sat Aug 25 12:19:47 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peng Hao X-Patchwork-Id: 10576021 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E427D920 for ; Sat, 25 Aug 2018 04:07:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D45D7285CB for ; Sat, 25 Aug 2018 04:07:17 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C79D82B693; Sat, 25 Aug 2018 04:07:17 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.0 required=2.0 tests=BAYES_00,DATE_IN_FUTURE_06_12, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id BDD7E285CB for ; Sat, 25 Aug 2018 04:07:16 +0000 (UTC) Received: from localhost ([::1]:44515 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ftPr1-0001ww-BB for patchwork-qemu-devel@patchwork.kernel.org; Sat, 25 Aug 2018 00:07:15 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43537) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ftPpi-00016o-K3 for qemu-devel@nongnu.org; Sat, 25 Aug 2018 00:05:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ftPpf-0007nh-AJ for qemu-devel@nongnu.org; Sat, 25 Aug 2018 00:05:54 -0400 Received: from out1.zte.com.cn ([202.103.147.172]:38192 helo=mxct.zte.com.cn) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ftPpe-0007l5-T1 for qemu-devel@nongnu.org; Sat, 25 Aug 2018 00:05:51 -0400 Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id A9424453D2BC09594867; Sat, 25 Aug 2018 12:05:46 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id w7P45G08038995; Sat, 25 Aug 2018 12:05:16 +0800 (GMT-8) (envelope-from peng.hao2@zte.com.cn) Received: from localhost.localdomain.localdomain ([10.74.120.59]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2018082512052588-6080239 ; Sat, 25 Aug 2018 12:05:25 +0800 From: Peng Hao To: pbonzini@redhat.com, mst@redhat.com, ehabkost@redhat.com, rkrcmar@redhat.com Date: Sat, 25 Aug 2018 20:19:47 +0800 Message-Id: <1535199590-68475-2-git-send-email-peng.hao2@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1535199590-68475-1-git-send-email-peng.hao2@zte.com.cn> References: <1535199590-68475-1-git-send-email-peng.hao2@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2018-08-25 12:05:25, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2018-08-25 12:04:57, Serialize complete at 2018-08-25 12:04:57 X-MAIL: mse01.zte.com.cn w7P45G08038995 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 202.103.147.172 Subject: [Qemu-devel] [PATCH V4 1/4] target-i386: introduce coalesced_pio kvm header update X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peng Hao , zhong.weidong@zte.com.cn, qemu-devel@nongnu.org, kvm@vger.kernel.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP add coalesced_pio's struct and KVM_CAP_COALESCED_PIO header. Signed-off-by: Peng Hao --- accel/kvm/kvm-all.c | 4 ++-- linux-headers/linux/kvm.h | 5 +++-- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index eb7db92..4a3909d 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -536,7 +536,7 @@ static void kvm_coalesce_mmio_region(MemoryListener *listener, zone.addr = start; zone.size = size; - zone.pad = 0; + zone.pio = 0; (void)kvm_vm_ioctl(s, KVM_REGISTER_COALESCED_MMIO, &zone); } @@ -553,7 +553,7 @@ static void kvm_uncoalesce_mmio_region(MemoryListener *listener, zone.addr = start; zone.size = size; - zone.pad = 0; + zone.pio = 0; (void)kvm_vm_ioctl(s, KVM_UNREGISTER_COALESCED_MMIO, &zone); } diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index 98f389a..747b473 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -420,13 +420,13 @@ struct kvm_run { struct kvm_coalesced_mmio_zone { __u64 addr; __u32 size; - __u32 pad; + __u32 pio; }; struct kvm_coalesced_mmio { __u64 phys_addr; __u32 len; - __u32 pad; + __u32 pio; __u8 data[8]; }; @@ -949,6 +949,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_GET_MSR_FEATURES 153 #define KVM_CAP_HYPERV_EVENTFD 154 #define KVM_CAP_HYPERV_TLBFLUSH 155 +#define KVM_CAP_COALESCED_PIO 156 #ifdef KVM_CAP_IRQ_ROUTING