From nobody Sat Sep 27 12:22:41 2025 Delivered-To: importer@patchew.org Received-SPF: temperror (zoho.com: Error in retrieving data from DNS) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=temperror (zoho.com: Error in retrieving data from DNS) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1552657166541365.1071224594268; Fri, 15 Mar 2019 06:39:26 -0700 (PDT) Received: from localhost ([127.0.0.1]:55212 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h4n3F-0006s6-7t for importer@patchew.org; Fri, 15 Mar 2019 09:39:09 -0400 Received: from eggs.gnu.org ([209.51.188.92]:51278) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h4mU5-0003Bx-3b for qemu-devel@nongnu.org; Fri, 15 Mar 2019 09:02:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h4mDX-0007Zr-2Q for qemu-devel@nongnu.org; Fri, 15 Mar 2019 08:45:43 -0400 Received: from mail.ispras.ru ([83.149.199.45]:39856) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h4mDW-0007Y9-5x for qemu-devel@nongnu.org; Fri, 15 Mar 2019 08:45:42 -0400 Received: from [127.0.1.1] (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 5076D5400A9; Fri, 15 Mar 2019 15:08:36 +0300 (MSK) From: Pavel Dovgalyuk To: qemu-devel@nongnu.org Date: Fri, 15 Mar 2019 15:08:29 +0300 Message-ID: <155265170992.20013.16151222779821349753.stgit@pasha-VirtualBox> In-Reply-To: <155265169782.20013.5884232667053404718.stgit@pasha-VirtualBox> References: <155265169782.20013.5884232667053404718.stgit@pasha-VirtualBox> User-Agent: StGit/0.17.1-dirty 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 X-Received-From: 83.149.199.45 Subject: [Qemu-devel] [PATCH v14 02/25] 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, peter.maydell@linaro.org, war2jordan@live.com, pavel.dovgaluk@ispras.ru, pbonzini@redhat.com, crosthwaite.peter@gmail.com, ciro.santilli@gmail.com, jasowang@redhat.com, quintela@redhat.com, armbru@redhat.com, mreitz@redhat.com, alex.bennee@linaro.org, maria.klimushenkova@ispras.ru, mst@redhat.com, kraxel@redhat.com, boost.lists@gmail.com, thomas.dullien@googlemail.com, dovgaluk@ispras.ru, artem.k.pisarenko@gmail.com, dgilbert@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" From: Pavel Dovgalyuk 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. Signed-off-by: Pavel Dovgalyuk Acked-by: Kevin Wolf --- block/blkreplay.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/block/blkreplay.c b/block/blkreplay.c index b5d9efdeca..142dfe3157 100644 --- a/block/blkreplay.c +++ b/block/blkreplay.c @@ -126,6 +126,12 @@ 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, NULL); +} + static BlockDriver bdrv_blkreplay =3D { .format_name =3D "blkreplay", .instance_size =3D 0, @@ -140,6 +146,8 @@ 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)