From nobody Sat Apr 12 05:39:21 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=1564381818; cv=none; d=zoho.com; s=zohoarc; b=JE786ZL69LKMmHD/HIecwMvvL2JxDEBGuhqpTK0dVPMGz133AzrmZ6RkPqKcKG1pqrHmgiBe3nqfpHixw3ZjPMEWp/WN0MNOBQSM/do4ANWti2dNpvAnLF2tlC5G2M805iSS6PV9JfbW3H9WD3Zj2fuDyU2PV8fZ7hYZy3umgRM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1564381818; 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=C88X3kbZ8ADcXsLfvlLigp9MJm3GIL/FEILtvcpcIWErUamW5GdivF5KQwfSzGFt1mh2iy5EetR57eq6JK2mDdWjyy9ci8dIS5lSOiIOQWiLmBCfT7W19SZ8sXB5IG9J4thg8ae9hNS+T8blXGDNPMh+JovzdyOXCAY992sbxN0= 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 1564381818945232.53204383932837; Sun, 28 Jul 2019 23:30:18 -0700 (PDT) Received: from localhost ([::1]:49798 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hrzAo-0002Vd-0t for importer@patchew.org; Mon, 29 Jul 2019 02:30:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53600) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hrzA5-0001GF-KV for qemu-devel@nongnu.org; Mon, 29 Jul 2019 02:29:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hrzA4-0007AN-FQ for qemu-devel@nongnu.org; Mon, 29 Jul 2019 02:29:33 -0400 Received: from mail.ispras.ru ([83.149.199.45]:36656) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hrzA4-00079g-86 for qemu-devel@nongnu.org; Mon, 29 Jul 2019 02:29:32 -0400 Received: from [127.0.1.1] (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 6854E54006A; Mon, 29 Jul 2019 09:29:31 +0300 (MSK) From: Pavel Dovgalyuk To: qemu-devel@nongnu.org Date: Mon, 29 Jul 2019 09:29:31 +0300 Message-ID: <156438177124.22071.8809966409278401240.stgit@pasha-Precision-3630-Tower> In-Reply-To: <156438176555.22071.10523120047318890136.stgit@pasha-Precision-3630-Tower> References: <156438176555.22071.10523120047318890136.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)