From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:59714) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZZLGx-0000eS-RW for qemu-devel@nongnu.org; Tue, 08 Sep 2015 11:57:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZZLGw-0006OQ-Rq for qemu-devel@nongnu.org; Tue, 08 Sep 2015 11:57:27 -0400 References: <1437414365-11881-1-git-send-email-mreitz@redhat.com> <1437414365-11881-30-git-send-email-mreitz@redhat.com> <55EE77F1.8080007@cn.fujitsu.com> From: Eric Blake Message-ID: <55EF0560.7090109@redhat.com> Date: Tue, 8 Sep 2015 09:57:20 -0600 MIME-Version: 1.0 In-Reply-To: <55EE77F1.8080007@cn.fujitsu.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="nP53BPO5efqgBj3HNVNOMA2n9TsqBLlTV" Subject: Re: [Qemu-devel] [PATCH v4 29/38] blockdev: Add blockdev-insert-medium List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Wen Congyang , Max Reitz , qemu-block@nongnu.org Cc: Kevin Wolf , Alberto Garcia , qemu-devel@nongnu.org, Markus Armbruster , Stefan Hajnoczi , John Snow This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --nP53BPO5efqgBj3HNVNOMA2n9TsqBLlTV Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 09/07/2015 11:53 PM, Wen Congyang wrote: > On 07/21/2015 01:45 AM, Max Reitz wrote: >> And a helper function for that, which directly takes a pointer to the >> BDS to be inserted instead of its node-name (which will be used for >> implementing 'change' using blockdev-insert-medium). >=20 > Is it OK to insert a medium to more than one BB? A read-only medium - sure :) A read-write medium - probably a recipe for data corruption. --=20 Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org --nP53BPO5efqgBj3HNVNOMA2n9TsqBLlTV 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 Comment: Public key at http://people.redhat.com/eblake/eblake.gpg Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBCAAGBQJV7wVgAAoJEKeha0olJ0NqFlUH/jh2JDgdNmC7sxVcQRd0YpW4 rnDhoZcP56DYSxi+6HnvWKgNrr9p4gjhG4wqeInpR00ppBhScvnNnJK/NAy2E3ig abtxXSm8WzCz9jxnCwcMu5py+iHAQiVDHiTc2lmy/AANMCwWLs/8wD8WYT62BpHt mPh+1HqKccloCKans6HHulQN40byU0k11nxr6VRQJ/T3MPKuJINb3omXLWxbOrOA WkBoZNUPabxKfxudFzaTq8EymhRAYK2YoaKc01RSkqs/F5WFQ7UlvNbUI2Ppshlb e18P8KSKSu5theJNo40s+cnzOM//trZ9SZzZ6J840WuCQvC86t2Xg9kqqIibMm8= =vq5w -----END PGP SIGNATURE----- --nP53BPO5efqgBj3HNVNOMA2n9TsqBLlTV--