From patchwork Tue Oct 2 16:52:26 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anthony PERARD X-Patchwork-Id: 188581 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 572502C00A8 for ; Wed, 3 Oct 2012 02:53:18 +1000 (EST) Received: from localhost ([::1]:58027 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJ5ie-00041x-De for incoming@patchwork.ozlabs.org; Tue, 02 Oct 2012 12:53:16 -0400 Received: from eggs.gnu.org ([208.118.235.92]:39553) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJ5iE-0003mC-Td for qemu-devel@nongnu.org; Tue, 02 Oct 2012 12:52:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TJ5i7-0002tL-AE for qemu-devel@nongnu.org; Tue, 02 Oct 2012 12:52:50 -0400 Received: from smtp.citrix.com ([66.165.176.89]:10381) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJ5i7-0002sP-5S for qemu-devel@nongnu.org; Tue, 02 Oct 2012 12:52:43 -0400 X-IronPort-AV: E=Sophos;i="4.80,524,1344211200"; d="scan'208";a="39891641" Received: from ftlpmailmx02.citrite.net ([10.13.107.66]) by FTLPIPO01.CITRIX.COM with ESMTP/TLS/RC4-MD5; 02 Oct 2012 16:52:41 +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; Tue, 2 Oct 2012 12:52:41 -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 1TJ5i5-0002u1-E5; Tue, 02 Oct 2012 17:52:41 +0100 From: Anthony PERARD To: QEMU-devel , Stefano Stabellini , Avi Kivity Date: Tue, 2 Oct 2012 17:52:26 +0100 Message-ID: <1349196747-30410-5-git-send-email-anthony.perard@citrix.com> X-Mailer: git-send-email 1.7.12.2 In-Reply-To: <1349196747-30410-1-git-send-email-anthony.perard@citrix.com> References: <1349196747-30410-1-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 V5 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 Reviewed-by: Avi Kivity --- exec-obsolete.h | 2 ++ exec.c | 1 + 2 files changed, 3 insertions(+) diff --git a/exec-obsolete.h b/exec-obsolete.h index c099256..286e2f7 100644 --- a/exec-obsolete.h +++ b/exec-obsolete.h @@ -24,6 +24,7 @@ #endif #ifndef CONFIG_USER_ONLY +#include "hw/xen.h" ram_addr_t qemu_ram_alloc_from_ptr(ram_addr_t size, void *host, MemoryRegion *mr); @@ -111,6 +112,7 @@ static inline void cpu_physical_memory_set_dirty_range(ram_addr_t start, for (addr = start; addr < end; addr += TARGET_PAGE_SIZE) { cpu_physical_memory_set_dirty_flags(addr, dirty_flags); } + xen_modified_memory(addr, length); } static inline void cpu_physical_memory_mask_dirty_range(ram_addr_t start, 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,