From patchwork Fri Jul 20 14:34:41 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anthony PERARD X-Patchwork-Id: 172284 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 9FF012C0201 for ; Sat, 21 Jul 2012 00:40:11 +1000 (EST) Received: from localhost ([::1]:50770 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SsENF-000510-K7 for incoming@patchwork.ozlabs.org; Fri, 20 Jul 2012 10:40:09 -0400 Received: from eggs.gnu.org ([208.118.235.92]:40485) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SsEMu-0004ju-1B for qemu-devel@nongnu.org; Fri, 20 Jul 2012 10:39:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SsEMq-0007wN-0T for qemu-devel@nongnu.org; Fri, 20 Jul 2012 10:39:47 -0400 Received: from smtp02.citrix.com ([66.165.176.63]:61099) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SsEMp-0007w8-QR for qemu-devel@nongnu.org; Fri, 20 Jul 2012 10:39:43 -0400 X-IronPort-AV: E=Sophos;i="4.77,623,1336363200"; d="scan'208";a="202792084" Received: from ftlpmailmx01.citrite.net ([10.13.107.65]) by FTLPIPO02.CITRIX.COM with ESMTP/TLS/RC4-MD5; 20 Jul 2012 10:39:42 -0400 Received: from ukmail1.uk.xensource.com (10.80.16.128) by smtprelay.citrix.com (10.13.107.65) with Microsoft SMTP Server id 8.3.213.0; Fri, 20 Jul 2012 10:39:42 -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 1SsEHz-0001KX-Tk; Fri, 20 Jul 2012 15:34:43 +0100 From: Anthony PERARD To: QEMU-devel Date: Fri, 20 Jul 2012 15:34:41 +0100 Message-ID: <1342794882-30648-5-git-send-email-anthony.perard@citrix.com> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1342794882-30648-1-git-send-email-anthony.perard@citrix.com> References: <1342794882-30648-1-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: 66.165.176.63 Cc: Anthony Liguori , Xen Devel , Stefano Stabellini , Avi Kivity , Anthony PERARD , Luiz Capitulino Subject: [Qemu-devel] [PATCH V2 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(+), 0 deletions(-) diff --git a/exec.c b/exec.c index b24a03a..84f9557 100644 --- a/exec.c +++ b/exec.c @@ -3394,6 +3394,7 @@ static void set_dirty_helper(target_phys_addr_t addr, target_phys_addr_t length) /* 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 643871b..1b91330 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" @@ -1085,6 +1086,7 @@ 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); }