From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52353) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZcxnM-0002ae-27 for qemu-devel@nongnu.org; Fri, 18 Sep 2015 11:41:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZcxnI-00014z-09 for qemu-devel@nongnu.org; Fri, 18 Sep 2015 11:41:51 -0400 References: <40dd21e6f39ce3c6412b6d568a85c3f226fa3bd2.1442581571.git.berto@igalia.com> From: Max Reitz Message-ID: <55FC30B6.8060808@redhat.com> Date: Fri, 18 Sep 2015 17:41:42 +0200 MIME-Version: 1.0 In-Reply-To: <40dd21e6f39ce3c6412b6d568a85c3f226fa3bd2.1442581571.git.berto@igalia.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="b3Q7p6Sq34BLQOQvrchbBU2CpACUJUrtq" Subject: Re: [Qemu-devel] [PATCH v5 2/4] block: support passing 'backing': '' to 'blockdev-add' List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Alberto Garcia , qemu-devel@nongnu.org Cc: Kevin Wolf , Stefan Hajnoczi , qemu-block@nongnu.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --b3Q7p6Sq34BLQOQvrchbBU2CpACUJUrtq Content-Type: text/plain; charset=iso-8859-15 Content-Transfer-Encoding: quoted-printable On 18.09.2015 15:16, Alberto Garcia wrote: > Passing an empty string allows opening an image but not its backing > file. This was already described in the API documentation, only the > implementation was missing. >=20 > This is useful for creating snapshots using images opened with > blockdev-add, since they are not supposed to have a backing image > before the operation. >=20 > Signed-off-by: Alberto Garcia > --- > block.c | 7 +++++++ > 1 file changed, 7 insertions(+) Reviewed-by: Max Reitz --b3Q7p6Sq34BLQOQvrchbBU2CpACUJUrtq Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJV/DC2AAoJEDuxQgLoOKyt1zwH/iQjHMD7nI50RduGnAkCj6fE 3mNMGRO3PG9edi6TQtoqW7TL/usb9PzAFtfjYeGHpHgkO+ZjviC2vkcOszZnu1sU fexWNkzPvzmGb1C6EMqxM1AHlV8KcC0RqkcFzwzQwU103OmtKz2XuT0QSujs8FAA dMHBNe1t4lvnsWXEB9L8gP0JME4JUcHd8pRN7OQnSmCPA3FopBj14ye0fwXq9BCt UZwu9uTMy7O53Z8pBC3jvrK4nplUDwFse3CmblMhOZmZ0cg+kB3P4FSIgqgP7m6e e2cVC75XAbnv2oeUqhbo2fzW7g2/7DvpShKkm7kLN6JGenrdVkLwPfVy/hGxjkY= =wHxo -----END PGP SIGNATURE----- --b3Q7p6Sq34BLQOQvrchbBU2CpACUJUrtq--