From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60717) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YafRc-0000yo-RR for qemu-devel@nongnu.org; Wed, 25 Mar 2015 03:09:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YafRR-0008R1-La for qemu-devel@nongnu.org; Wed, 25 Mar 2015 03:09:40 -0400 Date: Wed, 25 Mar 2015 16:22:53 +1100 From: David Gibson Message-ID: <20150325052253.GA25043@voom.fritz.box> References: <1427117764-23008-1-git-send-email-bharata@linux.vnet.ibm.com> <1427117764-23008-17-git-send-email-bharata@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="/ZA50yAHVNnbRucb" Content-Disposition: inline In-Reply-To: <1427117764-23008-17-git-send-email-bharata@linux.vnet.ibm.com> Subject: Re: [Qemu-devel] [RFC PATCH v2 16/23] cpus: Reclaim vCPU objects List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Bharata B Rao Cc: Zhu Guihua , mdroth@linux.vnet.ibm.com, agraf@suse.de, qemu-devel@nongnu.org, Chen Fan , qemu-ppc@nongnu.org, tyreld@linux.vnet.ibm.com, nfont@linux.vnet.ibm.com, Gu Zheng , imammedo@redhat.com, afaerber@suse.de --/ZA50yAHVNnbRucb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Mar 23, 2015 at 07:05:57PM +0530, Bharata B Rao wrote: > From: Gu Zheng >=20 > In order to deal well with the kvm vcpus (which can not be removed withou= t any > protection), we do not close KVM vcpu fd, just record and mark it as stop= ped > into a list, so that we can reuse it for the appending cpu hot-add reques= t if > possible. It is also the approach that kvm guys suggested: > https://www.mail-archive.com/kvm@vger.kernel.org/msg102839.html >=20 > Signed-off-by: Chen Fan > Signed-off-by: Gu Zheng > Signed-off-by: Zhu Guihua > Signed-off-by: Bharata B Rao Reviewed-by: David Gibson --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson --/ZA50yAHVNnbRucb Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJVEkYtAAoJEGw4ysog2bOSAVcQANFnY7BbO+Q5nJcIbcSa9igO v6VPhCNTKk+OGM1bRQvujYJhklk1leKYdujLmRefp60G90drdXY415RJaVvOEmzH PNO2YqzyZPFfwkrtUykL6VfFeQzC0ad1cXHXTUNXCtAWFuKUs1OoqEH6aPw0f4uS V0EQ+Bhny6rB7gQUFcTGCzRas2VF2vjOaHHpUqmG4a5aF/SiZ5Uck56zL/up5N7r Pjvjzxn4iPwqEEpkrDA7lpJ1i77BSLMRB83JmbpXxRIYt0gCO9UeK7L02YZIT4fY H1X83y6abIzWV2978PxA55Ynqz5TwFErNhslzbe4SHsyW2LR3K8iJbTPySIn3j9+ fY5GF7JnGjqTLfXFy3w8/oEN36k4flSgzVdkx+6YtyIH/H8egWHVGvydpFrd/9ww zMCXwoPij7rsfMnVtJYemajpdNLbV5QWvpjpJSCgN2qEpwJKIK48NbJxgcwc6Gbi 9YI8k4lveqeEUI4jbQtt9NEBtc+awQzM2IblOx3R8GeJSlp/UcrtdrHYUUDTllPf DpeyH9PmI6Wsse8f3A58F7ymYsCsi77bysn8j6mdfx0Ws3XB+r5yTjGccg0i/3eC ExHOWJyAaWd8tH/rpk61fp0WqfsNFFHIBaqIlOzI6VF/qJAUtJaLq3HkbjxT/obn c6b+6woKTrIAbxM9NqDY =m4DP -----END PGP SIGNATURE----- --/ZA50yAHVNnbRucb--