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c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1752606317; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tW4GMwuBh/KbfZkTuEwqZ8iYnIHhaMFl6ESuhXcPE00=; b=RBCrvD8rfVJo29pCueei6VSJPBORTMxAj8hgf7ijFAKu49KU8M/aySvtH1wPXn7QKCgHbx ZQ1qnJOiAxY2BbnTJfS9uAoHYDX3y+Ew+ETIrKTzrE/l+7uPfYDocWd4CTCnb18lISeq7O 1Ju0eYcCh2prkj1fASYGx2THBKV4olA= X-MC-Unique: LRwHrpCyNRimzizPy5RYXw-1 X-Mimecast-MFC-AGG-ID: LRwHrpCyNRimzizPy5RYXw_1752606312 From: Kevin Wolf To: qemu-block@nongnu.org Cc: kwolf@redhat.com, stefanha@redhat.com, qemu-devel@nongnu.org Subject: [PULL 45/57] qemu-img: snapshot: allow specifying -f fmt Date: Tue, 15 Jul 2025 21:03:18 +0200 Message-ID: <20250715190330.378764-46-kwolf@redhat.com> In-Reply-To: <20250715190330.378764-1-kwolf@redhat.com> References: <20250715190330.378764-1-kwolf@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=170.10.129.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=unavailable 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1752608866481116600 From: Michael Tokarev 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. Berrang=C3=A9 Message-ID: <20250531171609.197078-16-mjt@tls.msk.ru> Reviewed-by: Kevin Wolf Signed-off-by: Kevin Wolf --- docs/tools/qemu-img.rst | 2 +- qemu-img.c | 9 ++++++--- qemu-img-cmds.hx | 4 ++-- 3 files changed, 9 insertions(+), 6 deletions(-) diff --git a/docs/tools/qemu-img.rst b/docs/tools/qemu-img.rst index 23715811e2..935f28bbc5 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. =20 -.. 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 =20 List, apply, create or delete snapshots in image *FILENAME*. =20 diff --git a/qemu-img.c b/qemu-img.c index a02ccad943..49c61c8b54 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -3597,7 +3597,7 @@ static int img_snapshot(const img_cmd_t *ccmd, int ar= gc, char **argv) BlockBackend *blk; BlockDriverState *bs; QEMUSnapshotInfo sn; - char *filename, *snapshot_name =3D NULL; + char *filename, *fmt =3D NULL, *snapshot_name =3D NULL; int c, ret =3D 0, bdrv_oflags; int action =3D 0; bool quiet =3D false; @@ -3616,7 +3616,7 @@ static int img_snapshot(const img_cmd_t *ccmd, int ar= gc, char **argv) {"force-share", no_argument, 0, 'U'}, {0, 0, 0, 0} }; - c =3D getopt_long(argc, argv, ":la:c:d:hqU", + c =3D getopt_long(argc, argv, ":la:c:d:f:hqU", long_options, NULL); if (c =3D=3D -1) { break; @@ -3631,6 +3631,9 @@ static int img_snapshot(const img_cmd_t *ccmd, int ar= gc, char **argv) case 'h': help(); return 0; + case 'f': + fmt =3D optarg; + break; case 'l': if (action) { error_exit(argv[0], "Cannot mix '-l', '-a', '-c', '-d'"); @@ -3684,7 +3687,7 @@ static int img_snapshot(const img_cmd_t *ccmd, int ar= gc, char **argv) filename =3D argv[optind++]; =20 /* Open the image */ - blk =3D img_open(image_opts, filename, NULL, bdrv_oflags, false, quiet, + blk =3D img_open(image_opts, filename, fmt, bdrv_oflags, false, quiet, force_share); if (!blk) { return 1; 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 =20 DEF("snapshot", img_snapshot, - "snapshot [--object objectdef] [--image-opts] [-U] [-q] [-l | -a snaps= hot | -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 =20 DEF("rebase", img_rebase, --=20 2.50.1