From nobody Thu Nov 6 19:15:37 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488280877902679.9038582471993; Tue, 28 Feb 2017 03:21:17 -0800 (PST) Received: from localhost ([::1]:60299 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cifqF-0000IF-M6 for importer@patchew.org; Tue, 28 Feb 2017 06:21:15 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42891) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cifRK-0005A2-8v for qemu-devel@nongnu.org; Tue, 28 Feb 2017 05:55:31 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cifRJ-0006aA-FV for qemu-devel@nongnu.org; Tue, 28 Feb 2017 05:55:30 -0500 Received: from mail.ispras.ru ([83.149.199.45]:34304) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cifRG-0006Wx-Ty; Tue, 28 Feb 2017 05:55:27 -0500 Received: from [10.10.150.127] (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 2097C54009E; Tue, 28 Feb 2017 13:55:26 +0300 (MSK) To: qemu-devel@nongnu.org From: Pavel Dovgalyuk Date: Tue, 28 Feb 2017 13:55:27 +0300 Message-ID: <20170228105527.1284.44425.stgit@PASHA-ISP> In-Reply-To: <20170228105521.1284.11059.stgit@PASHA-ISP> References: <20170228105521.1284.11059.stgit@PASHA-ISP> User-Agent: StGit/0.16 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 83.149.199.45 Subject: [Qemu-devel] [PATCH v2 1/3] block: implement bdrv_snapshot_goto for blkreplay 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: kwolf@redhat.com, pbonzini@redhat.com, dovgaluk@ispras.ru, qemu-block@nongnu.org, mreitz@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 This patch enables making snapshots with blkreplay used in block devices. This function is required to make bdrv_snapshot_goto without calling .bdrv_open which is not implemented. v2: updated commit message Signed-off-by: Pavel Dovgalyuk --- block/blkreplay.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/block/blkreplay.c b/block/blkreplay.c index cfc8c5b..ddcf344 100644 --- a/block/blkreplay.c +++ b/block/blkreplay.c @@ -130,6 +130,12 @@ static int coroutine_fn blkreplay_co_flush(BlockDriver= State *bs) return ret; } =20 +static int blkreplay_snapshot_goto(BlockDriverState *bs, + const char *snapshot_id) +{ + return bdrv_snapshot_goto(bs->file->bs, snapshot_id); +} + static BlockDriver bdrv_blkreplay =3D { .format_name =3D "blkreplay", .protocol_name =3D "blkreplay", @@ -145,6 +151,8 @@ static BlockDriver bdrv_blkreplay =3D { .bdrv_co_pwrite_zeroes =3D blkreplay_co_pwrite_zeroes, .bdrv_co_pdiscard =3D blkreplay_co_pdiscard, .bdrv_co_flush =3D blkreplay_co_flush, + + .bdrv_snapshot_goto =3D blkreplay_snapshot_goto, }; =20 static void bdrv_blkreplay_init(void)