From patchwork Mon Jan 25 02:44:43 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fam Zheng X-Patchwork-Id: 8103441 Return-Path: X-Original-To: patchwork-qemu-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id C476FBEEE5 for ; Mon, 25 Jan 2016 02:49:49 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3C34420125 for ; Mon, 25 Jan 2016 02:49:49 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 92AD2200DF for ; Mon, 25 Jan 2016 02:49:48 +0000 (UTC) Received: from localhost ([::1]:34350 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aNXDv-0000n0-UJ for patchwork-qemu-devel@patchwork.kernel.org; Sun, 24 Jan 2016 21:49:47 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36338) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aNXAZ-0002Qt-IW for qemu-devel@nongnu.org; Sun, 24 Jan 2016 21:46:20 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aNXAW-0001gK-Cj for qemu-devel@nongnu.org; Sun, 24 Jan 2016 21:46:19 -0500 Received: from mx1.redhat.com ([209.132.183.28]:44552) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aNXAU-0001fz-CT; Sun, 24 Jan 2016 21:46:14 -0500 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (Postfix) with ESMTPS id F37A63D3F40; Mon, 25 Jan 2016 02:46:13 +0000 (UTC) Received: from fam-t430.redhat.com (vpn1-5-75.pek2.redhat.com [10.72.5.75]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u0P2imtq002481; Sun, 24 Jan 2016 21:46:07 -0500 From: Fam Zheng To: qemu-devel@nongnu.org Date: Mon, 25 Jan 2016 10:44:43 +0800 Message-Id: <1453689887-2567-12-git-send-email-famz@redhat.com> In-Reply-To: <1453689887-2567-1-git-send-email-famz@redhat.com> References: <1453689887-2567-1-git-send-email-famz@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: Kevin Wolf , qemu-block@nongnu.org, mreitz@redhat.com, Stefan Hajnoczi , pbonzini@redhat.com Subject: [Qemu-devel] [PATCH v8 11/15] vmdk: Return extent's file in bdrv_get_block_status 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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Fam Zheng Reviewed-by: Max Reitz --- block/vmdk.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/block/vmdk.c b/block/vmdk.c index e1d3e27..f8f7fcf 100644 --- a/block/vmdk.c +++ b/block/vmdk.c @@ -1274,6 +1274,7 @@ static int64_t coroutine_fn vmdk_co_get_block_status(BlockDriverState *bs, 0, 0); qemu_co_mutex_unlock(&s->lock); + index_in_cluster = vmdk_find_index_in_cluster(extent, sector_num); switch (ret) { case VMDK_ERROR: ret = -EIO; @@ -1286,14 +1287,15 @@ static int64_t coroutine_fn vmdk_co_get_block_status(BlockDriverState *bs, break; case VMDK_OK: ret = BDRV_BLOCK_DATA; - if (extent->file == bs->file && !extent->compressed) { - ret |= BDRV_BLOCK_OFFSET_VALID | offset; + if (!extent->compressed) { + ret |= BDRV_BLOCK_OFFSET_VALID; + ret |= (offset + (index_in_cluster << BDRV_SECTOR_BITS)) + & BDRV_BLOCK_OFFSET_MASK; } - + *file = extent->file->bs; break; } - index_in_cluster = vmdk_find_index_in_cluster(extent, sector_num); n = extent->cluster_sectors - index_in_cluster; if (n > nb_sectors) { n = nb_sectors;