From patchwork Wed Feb 21 21:15:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Michael Tokarev X-Patchwork-Id: 13566490 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D72B7C48BEB for ; Wed, 21 Feb 2024 21:30:48 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rctyV-000421-DU; Wed, 21 Feb 2024 16:17:55 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rctyF-0003OL-5z; Wed, 21 Feb 2024 16:17:40 -0500 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rctyB-0000uo-KJ; Wed, 21 Feb 2024 16:17:38 -0500 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id BCEC14F7F7; Thu, 22 Feb 2024 00:16:45 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id 73579869AF; Thu, 22 Feb 2024 00:16:23 +0300 (MSK) Received: (nullmailer pid 2335289 invoked by uid 1000); Wed, 21 Feb 2024 21:16:22 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org, qemu-block@nongnu.org Cc: Michael Tokarev , =?utf-8?q?Daniel_P_=2E_Berrang=C3=A9?= Subject: [PATCH 15/28] qemu-img: snapshot: allow specifying -f fmt Date: Thu, 22 Feb 2024 00:15:56 +0300 Message-Id: <20240221211622.2335170-15-mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org For consistency with other commands, and since it already accepts --image-opts, allow specifying -f fmt too. Signed-off-by: Michael Tokarev Reviewed-by: Daniel P. Berrangé --- docs/tools/qemu-img.rst | 2 +- qemu-img-cmds.hx | 4 ++-- qemu-img.c | 9 ++++++--- 3 files changed, 9 insertions(+), 6 deletions(-) diff --git a/docs/tools/qemu-img.rst b/docs/tools/qemu-img.rst index 3653adb963..9b628c4da5 100644 --- a/docs/tools/qemu-img.rst +++ b/docs/tools/qemu-img.rst @@ -663,7 +663,7 @@ Command description: bitmap support, or 0 if bitmaps are supported but there is nothing to copy. -.. option:: snapshot [--object OBJECTDEF] [--image-opts] [-U] [-q] [-l | -a SNAPSHOT | -c SNAPSHOT | -d SNAPSHOT] FILENAME +.. option:: snapshot [--object OBJECTDEF] [-f FMT | --image-opts] [-U] [-q] [-l | -a SNAPSHOT | -c SNAPSHOT | -d SNAPSHOT] FILENAME List, apply, create or delete snapshots in image *FILENAME*. diff --git a/qemu-img-cmds.hx b/qemu-img-cmds.hx index c9dd70a892..2c5a8a28f9 100644 --- a/qemu-img-cmds.hx +++ b/qemu-img-cmds.hx @@ -84,9 +84,9 @@ SRST ERST DEF("snapshot", img_snapshot, - "snapshot [--object objectdef] [--image-opts] [-U] [-q] [-l | -a snapshot | -c snapshot | -d snapshot] filename") + "snapshot [--object objectdef] [-f fmt | --image-opts] [-U] [-q] [-l | -a snapshot | -c snapshot | -d snapshot] filename") SRST -.. option:: snapshot [--object OBJECTDEF] [--image-opts] [-U] [-q] [-l | -a SNAPSHOT | -c SNAPSHOT | -d SNAPSHOT] FILENAME +.. option:: snapshot [--object OBJECTDEF] [-f FMT | --image-opts] [-U] [-q] [-l | -a SNAPSHOT | -c SNAPSHOT | -d SNAPSHOT] FILENAME ERST DEF("rebase", img_rebase, diff --git a/qemu-img.c b/qemu-img.c index 3f719bbecf..85c37d491d 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -3594,7 +3594,7 @@ static int img_snapshot(const img_cmd_t *ccmd, int argc, char **argv) BlockBackend *blk; BlockDriverState *bs; QEMUSnapshotInfo sn; - char *filename, *snapshot_name = NULL; + char *filename, *fmt = NULL, *snapshot_name = NULL; int c, ret = 0, bdrv_oflags; int action = 0; bool quiet = false; @@ -3613,7 +3613,7 @@ static int img_snapshot(const img_cmd_t *ccmd, int argc, char **argv) {"force-share", no_argument, 0, 'U'}, {0, 0, 0, 0} }; - c = getopt_long(argc, argv, ":la:c:d:hqU", + c = getopt_long(argc, argv, ":la:c:d:f:hqU", long_options, NULL); if (c == -1) { break; @@ -3628,6 +3628,9 @@ static int img_snapshot(const img_cmd_t *ccmd, int argc, char **argv) case 'h': help(); return 0; + case 'f': + fmt = optarg; + break; case 'l': if (action) { error_exit(argv[0], "Cannot mix '-l', '-a', '-c', '-d'"); @@ -3681,7 +3684,7 @@ static int img_snapshot(const img_cmd_t *ccmd, int argc, char **argv) filename = argv[optind++]; /* Open the image */ - blk = img_open(image_opts, filename, NULL, bdrv_oflags, false, quiet, + blk = img_open(image_opts, filename, fmt, bdrv_oflags, false, quiet, force_share); if (!blk) { return 1;