From patchwork Tue May 25 08:36:57 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshiaki Tamura X-Patchwork-Id: 53502 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id F0074B7D18 for ; Tue, 25 May 2010 18:48:00 +1000 (EST) Received: from localhost ([127.0.0.1]:36871 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OGpnp-0006Dg-Qf for incoming@patchwork.ozlabs.org; Tue, 25 May 2010 04:47:57 -0400 Received: from [140.186.70.92] (port=48360 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OGpgX-0003BT-SH for qemu-devel@nongnu.org; Tue, 25 May 2010 04:40:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OGpgW-0003c3-5c for qemu-devel@nongnu.org; Tue, 25 May 2010 04:40:25 -0400 Received: from sh.osrg.net ([192.16.179.4]:51671) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OGpgV-0003am-LF for qemu-devel@nongnu.org; Tue, 25 May 2010 04:40:24 -0400 Received: from fs.osrg.net (postfix@fs.osrg.net [10.0.0.12]) by sh.osrg.net (8.14.3/8.14.3/OSRG-NET) with ESMTP id o4P8eJ46010204; Tue, 25 May 2010 17:40:19 +0900 Received: from localhost (hype-wd0.osrg.net [10.72.1.16]) by fs.osrg.net (Postfix) with ESMTP id E31303E0307; Tue, 25 May 2010 17:40:17 +0900 (JST) From: Yoshiaki Tamura To: kvm@vger.kernel.org, qemu-devel@nongnu.org Date: Tue, 25 May 2010 17:36:57 +0900 Message-Id: <1274776624-16435-18-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Mailer: git-send-email 1.7.0.31.g1df487 In-Reply-To: <1274776624-16435-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> References: <1274776624-16435-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Dispatcher: imput version 20070423(IM149) Lines: 32 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Tue, 25 May 2010 17:40:20 +0900 (JST) X-Virus-Scanned: clamav-milter 0.96 at sh X-Virus-Status: Clean X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) Cc: aliguori@us.ibm.com, mtosatti@redhat.com, avi@redhat.com, Yoshiaki Tamura , ohmura.kei@lab.ntt.co.jp Subject: [Qemu-devel] [RFC PATCH 16/23] Insert event_tap_mmio() to cpu_physical_memory_rw(). X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Record mmio write event to replay it upon failover. Signed-off-by: Yoshiaki Tamura --- exec.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/exec.c b/exec.c index d5c2a05..e9ed477 100644 --- a/exec.c +++ b/exec.c @@ -44,6 +44,7 @@ #include "hw/hw.h" #include "osdep.h" #include "kvm.h" +#include "event-tap.h" #if defined(CONFIG_USER_ONLY) #include #include @@ -3373,6 +3374,9 @@ void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf, io_index = (pd >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); if (p) addr1 = (addr & ~TARGET_PAGE_MASK) + p->region_offset; + + event_tap_mmio(addr, buf, len); + /* XXX: could force cpu_single_env to NULL to avoid potential bugs */ if (l >= 4 && ((addr1 & 3) == 0)) {