From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48203) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bHZYs-0005QE-S8 for qemu-devel@nongnu.org; Mon, 27 Jun 2016 12:39:03 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bHZYr-0006v6-1V for qemu-devel@nongnu.org; Mon, 27 Jun 2016 12:39:01 -0400 Date: Mon, 27 Jun 2016 18:38:52 +0200 From: Kevin Wolf Message-ID: <20160627163852.GE7408@noname.redhat.com> References: <1466692592-9551-1-git-send-email-kwolf@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="GZVR6ND4mMseVXL/" Content-Disposition: inline In-Reply-To: Subject: Re: [Qemu-devel] [RFC PATCH 0/7] BlockBackends, nodes and guest devices List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Max Reitz Cc: qemu-block@nongnu.org, eblake@redhat.com, armbru@redhat.com, stefanha@redhat.com, famz@redhat.com, qemu-devel@nongnu.org --GZVR6ND4mMseVXL/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Am 27.06.2016 um 18:13 hat Max Reitz geschrieben: > I'm not sure if WCE truly is a guest device property, but adding it as a > guest device property and then syncing it to the BB makes sense (as done > in patch 7). It is truly a guest device property. Physical hardware can have a volatile write cache and software can actively enable or disable it. We support this in all relevant guest devices (SCSI, virtio-blk, IDE). Kevin --GZVR6ND4mMseVXL/ Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJXcVacAAoJEH8JsnLIjy/WVVsP/RSh8Bkh8s7CHM0lbhEhY0pm Y6IlX7eXXcWSnEAv6n6H5Mlvie9R99x0h3Vk7YiXsQtBVb0UiXGxVsUBA3SXVhPJ ltL4lCQkk3BVmKXGVo12/DP0jq+hat7Gn7PX+41zpmKKbK1EM87vOxocqHSpLxt1 faVU7HZapIdLpeiDnWR0KkyQ6RIg3HTOBSxgd6Cwe1BO7lsHVCn/8oGjqlO5dPO5 pgYRcTPb2K5Ni62vo+7TWifVzDt4182CiGlaWM6drkAoK2DyEl3NIEfeqXlxG+nZ sja84c0p45A7GZaqliXc4L8Wp82iYWPiOZd/0DmBH22a435Dd1UyPKnDWQvSiRry HWLwn+L8v91Oo32dCO5B34n2kdHkIS4TDSHPNb0ePgsekNTQu803yjFcp7maxfTu cI+o+fhefqlCz8XSJgy8Iz2/ITPn1IyfNNe6n+DZHFDgKSZVHNaAZD+j3NensTq8 DbzarUHjfvJg8R6Mty4QT9+Nsaz/bzK2VgVSCftCXNZAS9L52LHgwz6wnvPrbFXK 3UyQQEPQw30Vt1/jyjgjIVA2t/+exlAr4pZEvdqpbPTuduXuthlUmF9xC0qDPf0M YczL3Hbk6D54zbpg1ST8sopyYOn/FP7f8h6qwJjsTvN/+M3bk6u+csrLQC8Pmaw+ ByRn3R2OUIKB3lg38jDQ =i0Cr -----END PGP SIGNATURE----- --GZVR6ND4mMseVXL/--