From nobody Tue Sep 30 01:20:10 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) 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=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1568721792; cv=none; d=zoho.com; s=zohoarc; b=SvYdvKcGDKDDQP9BoHw9NICynvYRhV/K2NqX8s1x9I68CSUscqn0HyjlMQDQh6syzdv3fN4+uE8e4e5fKYqE6cfyYLVOvi7TJptMCznmJ9GsxiCWHFVVzkApo5pQNQDxhZJEYSpc4s+cBiS+hJaUK0I8cZvt1OthJC9R9XibgG8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1568721792; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=oesNHVg6krrhz9pMWh+r/v3Dq4dM4AdMKalEHvOa2ZI=; b=lXMkz1ZEvz5mOzfqeIQR6k4BzhwHZwzwC95a4OsrO5AcVy9FxlUP08t4aFXGSFt+6O55YQaicrMOLCl1Heb0QBCc2OpZp2j57Z+5fHoov5PKz1j9eBonVK1NrGPvwcEJKw/l/ZW2TbnCuHvhQdMFAdXZyx3qqW0Sihl0U7Numrs= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1568721792297208.43318962921467; Tue, 17 Sep 2019 05:03:12 -0700 (PDT) Received: from localhost ([::1]:44912 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iACCI-0006xg-CC for importer@patchew.org; Tue, 17 Sep 2019 08:03:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:59117) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iAC7F-0003wP-OL for qemu-devel@nongnu.org; Tue, 17 Sep 2019 07:57:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iAC7E-0001PS-IV for qemu-devel@nongnu.org; Tue, 17 Sep 2019 07:57:53 -0400 Received: from mail.ispras.ru ([83.149.199.45]:42162) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1iAC7E-0001PF-AR for qemu-devel@nongnu.org; Tue, 17 Sep 2019 07:57:52 -0400 Received: from [127.0.1.1] (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 6E0755400BA; Tue, 17 Sep 2019 14:57:51 +0300 (MSK) From: Pavel Dovgalyuk To: qemu-devel@nongnu.org Date: Tue, 17 Sep 2019 14:57:51 +0300 Message-ID: <156872147126.1757.14033653358662216679.stgit@pasha-Precision-3630-Tower> In-Reply-To: <156872146565.1757.3033215873677512474.stgit@pasha-Precision-3630-Tower> References: <156872146565.1757.3033215873677512474.stgit@pasha-Precision-3630-Tower> 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] [for-4.2 PATCH 1/6] block: implement bdrv_snapshot_goto for blkreplay X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, peter.maydell@linaro.org, pavel.dovgaluk@ispras.ru, pbonzini@redhat.com, quintela@redhat.com, ciro.santilli@gmail.com, jasowang@redhat.com, crosthwaite.peter@gmail.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 2b7931b940..c96ac8f4bc 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)