From patchwork Thu Sep 27 11:12:39 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anthony PERARD X-Patchwork-Id: 187330 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id AAED42C00C9 for ; Thu, 27 Sep 2012 21:31:12 +1000 (EST) Received: from localhost ([::1]:40669 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1THC2O-0003hr-5L for incoming@patchwork.ozlabs.org; Thu, 27 Sep 2012 07:13:48 -0400 Received: from eggs.gnu.org ([208.118.235.92]:34197) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1THC1j-0001yE-Hx for qemu-devel@nongnu.org; Thu, 27 Sep 2012 07:13:13 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1THC1e-0006aa-8Q for qemu-devel@nongnu.org; Thu, 27 Sep 2012 07:13:07 -0400 Received: from smtp.citrix.com ([66.165.176.89]:62504) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1THC1e-0006Zb-3Y for qemu-devel@nongnu.org; Thu, 27 Sep 2012 07:13:02 -0400 X-IronPort-AV: E=Sophos;i="4.80,495,1344211200"; d="scan'208";a="39351826" Received: from ftlpmailmx02.citrite.net ([10.13.107.66]) by FTLPIPO01.CITRIX.COM with ESMTP/TLS/RC4-MD5; 27 Sep 2012 11:12:42 +0000 Received: from ukmail1.uk.xensource.com (10.80.16.128) by smtprelay.citrix.com (10.13.107.66) with Microsoft SMTP Server id 8.3.279.1; Thu, 27 Sep 2012 07:12:41 -0400 Received: from [10.80.3.61] (helo=perard.uk.xensource.com) by ukmail1.uk.xensource.com with esmtp (Exim 4.69) (envelope-from ) id 1THC1J-0000pN-FF; Thu, 27 Sep 2012 12:12:41 +0100 From: Anthony PERARD To: QEMU-devel , Stefano Stabellini Date: Thu, 27 Sep 2012 12:12:39 +0100 Message-ID: <1348744360-2989-5-git-send-email-anthony.perard@citrix.com> X-Mailer: git-send-email 1.7.12.1 In-Reply-To: <1348744360-2989-1-git-send-email-anthony.perard@citrix.com> References: <1348744360-2989-1-git-send-email-anthony.perard@citrix.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 66.165.176.89 Cc: Anthony PERARD , Xen Devel Subject: [Qemu-devel] [PATCH V4 4/5] exec, memory: Call to xen_modified_memory. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This patch add some calls to xen_modified_memory to notify Xen about dirtybits during migration. Signed-off-by: Anthony PERARD --- exec.c | 1 + memory.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/exec.c b/exec.c index 366684c..1114a09 100644 --- a/exec.c +++ b/exec.c @@ -3427,6 +3427,7 @@ static void invalidate_and_set_dirty(target_phys_addr_t addr, /* set dirty bit */ cpu_physical_memory_set_dirty_flags(addr, (0xff & ~CODE_DIRTY_FLAG)); } + xen_modified_memory(addr, length); } void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf, diff --git a/memory.c b/memory.c index 4f3ade0..015c544 100644 --- a/memory.c +++ b/memory.c @@ -19,6 +19,7 @@ #include "bitops.h" #include "kvm.h" #include +#include "hw/xen.h" #define WANT_EXEC_OBSOLETE #include "exec-obsolete.h" @@ -1077,6 +1078,7 @@ void memory_region_set_dirty(MemoryRegion *mr, target_phys_addr_t addr, target_phys_addr_t size) { assert(mr->terminates); + xen_modified_memory(mr->ram_addr + addr, size); return cpu_physical_memory_set_dirty_range(mr->ram_addr + addr, size, -1); }