From patchwork Tue Nov 20 20:39:42 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kirti Wankhede X-Patchwork-Id: 1000720 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=nvidia.com header.i=@nvidia.com header.b="FmHq3aHC"; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 42zyQL57qHz9s8r for ; Wed, 21 Nov 2018 07:45:30 +1100 (AEDT) Received: from localhost ([::1]:35828 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gPCtk-0000Xm-Ap for incoming@patchwork.ozlabs.org; Tue, 20 Nov 2018 15:45:28 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52807) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gPCqX-000653-KF for qemu-devel@nongnu.org; Tue, 20 Nov 2018 15:42:10 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gPCqT-0003pY-4M for qemu-devel@nongnu.org; Tue, 20 Nov 2018 15:42:09 -0500 Received: from hqemgate15.nvidia.com ([216.228.121.64]:4274) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gPCqS-0003my-A6 for qemu-devel@nongnu.org; Tue, 20 Nov 2018 15:42:04 -0500 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate15.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Tue, 20 Nov 2018 12:41:49 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Tue, 20 Nov 2018 12:42:02 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 20 Nov 2018 12:42:02 -0800 Received: from HQMAIL105.nvidia.com (172.20.187.12) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 20 Nov 2018 20:42:02 +0000 Received: from kwankhede-dev.nvidia.com (10.124.1.5) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1395.4 via Frontend Transport; Tue, 20 Nov 2018 20:41:56 +0000 From: Kirti Wankhede To: , Date: Wed, 21 Nov 2018 02:09:42 +0530 Message-ID: <1542746383-18288-5-git-send-email-kwankhede@nvidia.com> X-Mailer: git-send-email 2.7.0 In-Reply-To: <1542746383-18288-1-git-send-email-kwankhede@nvidia.com> References: <1542746383-18288-1-git-send-email-kwankhede@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1542746510; bh=gyn4bhWH/PoYVA0P8KcuSgdTA0KWVgAOZrqTd5xTVyk=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=FmHq3aHCvoChx1s8UT30gBmL96gg58C6RifrKyIF9Hhicg7+oyjbWSQP8aZW6hU7M jwSdxNyorezGInDIo96l3WqPDdGJTBjWS4tBhSiE+FsaXbOh9Cv755YK3bPy+EZ7P0 q2PBBAx/48QDoOdYt/XycG/bbdrNGFqQmMuWDHwaw4hLZLQ2lSIlg+NyYwO1DVdowr W+EnjuEznKGUAmiNZ3RuzSR9xb58uEW+i6oPdhpXu9rDL9BW4wN8JIxPx149NgDCrt JSqf+/DT7iZr1DkWv1lbZyfw4eCv03oPs/UdJGo0+HKhRlQenHpF0lZObwg3ZVSK0o CuwCY5iBdqfkw== X-detected-operating-system: by eggs.gnu.org: Windows 7 or 8 X-Received-From: 216.228.121.64 Subject: [Qemu-devel] [PATCH 4/5] Add vfio_listerner_log_sync to mark dirty pages 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: Zhengxiao.zx@Alibaba-inc.com, kevin.tian@intel.com, yi.l.liu@intel.com, eskultet@redhat.com, ziye.yang@intel.com, qemu-devel@nongnu.org, cohuck@redhat.com, shuangtai.tst@alibaba-inc.com, dgilbert@redhat.com, zhi.a.wang@intel.com, mlevitsk@redhat.com, pasic@linux.ibm.com, aik@ozlabs.ru, Kirti Wankhede , eauger@redhat.com, felipe@nutanix.com, jonathan.davies@nutanix.com, changpeng.liu@intel.com, Ken.Xue@amd.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" vfio_listerner_log_sync gets list of dirty pages from vendor driver and mark those pages dirty. Signed-off-by: Kirti Wankhede Reviewed-by: Neo Jia --- hw/vfio/common.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index fb396cf00ac4..338aad7426f0 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -697,9 +697,41 @@ static void vfio_listener_region_del(MemoryListener *listener, } } +static void vfio_listerner_log_sync(MemoryListener *listener, + MemoryRegionSection *section) +{ + uint64_t start_addr, size, pfn_count; + VFIOGroup *group; + VFIODevice *vbasedev; + + QLIST_FOREACH(group, &vfio_group_list, next) { + QLIST_FOREACH(vbasedev, &group->device_list, next) { + switch (vbasedev->device_state) { + case VFIO_DEVICE_STATE_MIGRATION_PRECOPY: + case VFIO_DEVICE_STATE_MIGRATION_STOPNCOPY: + continue; + + default: + return; + } + } + } + + start_addr = TARGET_PAGE_ALIGN(section->offset_within_address_space); + size = int128_get64(section->size); + pfn_count = size >> TARGET_PAGE_BITS; + + QLIST_FOREACH(group, &vfio_group_list, next) { + QLIST_FOREACH(vbasedev, &group->device_list, next) { + vfio_get_dirty_page_list(vbasedev, start_addr, pfn_count); + } + } +} + static const MemoryListener vfio_memory_listener = { .region_add = vfio_listener_region_add, .region_del = vfio_listener_region_del, + .log_sync = vfio_listerner_log_sync, }; static void vfio_listener_release(VFIOContainer *container)