Message ID | 20190809161407.11920-20-mreitz@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BB97C14D5 for <patchwork-qemu-devel@patchwork.kernel.org>; Fri, 9 Aug 2019 16:27:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A9A95202A5 for <patchwork-qemu-devel@patchwork.kernel.org>; Fri, 9 Aug 2019 16:27:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9DE742022B; Fri, 9 Aug 2019 16:27:38 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5038920243 for <patchwork-qemu-devel@patchwork.kernel.org>; Fri, 9 Aug 2019 16:27:38 +0000 (UTC) Received: from localhost ([::1]:32815 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org>) id 1hw7jt-0005nJ-KS for patchwork-qemu-devel@patchwork.kernel.org; Fri, 09 Aug 2019 12:27:37 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57241) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from <mreitz@redhat.com>) id 1hw7Xc-0001zm-ER for qemu-devel@nongnu.org; Fri, 09 Aug 2019 12:14:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <mreitz@redhat.com>) id 1hw7Xb-0004Fq-Fs for qemu-devel@nongnu.org; Fri, 09 Aug 2019 12:14:56 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58952) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from <mreitz@redhat.com>) id 1hw7XZ-0004EQ-Gr; Fri, 09 Aug 2019 12:14:53 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D7CB63078A2E; Fri, 9 Aug 2019 16:14:52 +0000 (UTC) Received: from localhost (unknown [10.40.205.179]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 75C3660BF7; Fri, 9 Aug 2019 16:14:52 +0000 (UTC) From: Max Reitz <mreitz@redhat.com> To: qemu-block@nongnu.org Date: Fri, 9 Aug 2019 18:13:44 +0200 Message-Id: <20190809161407.11920-20-mreitz@redhat.com> In-Reply-To: <20190809161407.11920-1-mreitz@redhat.com> References: <20190809161407.11920-1-mreitz@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Fri, 09 Aug 2019 16:14:52 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v6 19/42] block: Use CAF in bdrv_co_rw_vmstate() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: Kevin Wolf <kwolf@redhat.com>, Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>, qemu-devel@nongnu.org, Max Reitz <mreitz@redhat.com> Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org> X-Virus-Scanned: ClamAV using ClamSMTP |
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block: Deal with filters
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expand
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diff --git a/block/io.c b/block/io.c index dca4689b2f..e222d91893 100644 --- a/block/io.c +++ b/block/io.c @@ -2434,6 +2434,7 @@ bdrv_co_rw_vmstate(BlockDriverState *bs, QEMUIOVector *qiov, int64_t pos, bool is_read) { BlockDriver *drv = bs->drv; + BlockDriverState *child_bs = bdrv_primary_bs(bs); int ret = -ENOTSUP; bdrv_inc_in_flight(bs); @@ -2446,8 +2447,8 @@ bdrv_co_rw_vmstate(BlockDriverState *bs, QEMUIOVector *qiov, int64_t pos, } else { ret = drv->bdrv_save_vmstate(bs, qiov, pos); } - } else if (bs->file) { - ret = bdrv_co_rw_vmstate(bs->file->bs, qiov, pos, is_read); + } else if (child_bs) { + ret = bdrv_co_rw_vmstate(child_bs, qiov, pos, is_read); } bdrv_dec_in_flight(bs);