From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:40311) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uczdm-0007NS-4b for qemu-devel@nongnu.org; Thu, 16 May 2013 10:58:47 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Uczdh-00089I-Ak for qemu-devel@nongnu.org; Thu, 16 May 2013 10:58:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:61185) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uczdh-00088A-1m for qemu-devel@nongnu.org; Thu, 16 May 2013 10:58:41 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r4GEwe6U010987 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Thu, 16 May 2013 10:58:40 -0400 Message-ID: <5194F41E.3020501@redhat.com> Date: Thu, 16 May 2013 08:58:38 -0600 From: Eric Blake MIME-Version: 1.0 References: <1368702445-30733-1-git-send-email-akong@redhat.com> <1368702445-30733-2-git-send-email-akong@redhat.com> <20130516121745.GE31841@redhat.com> In-Reply-To: <20130516121745.GE31841@redhat.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="----enig2ROMOGFECBVPJODEOFHKH" Subject: Re: [Qemu-devel] [PATCH v2 1/2] net: introduce MAC_TABLE_CHANGED event List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Michael S. Tsirkin" Cc: Amos Kong , qemu-devel@nongnu.org, stefanha@redhat.com, lcapitulino@redhat.com This is an OpenPGP/MIME signed message (RFC 4880 and 3156) ------enig2ROMOGFECBVPJODEOFHKH Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 05/16/2013 06:17 AM, Michael S. Tsirkin wrote: > On Thu, May 16, 2013 at 07:07:24PM +0800, Amos Kong wrote: >> Introduce this new QMP event to notify management after guest changes >> mac-table configuration. >> >=20 > This makes it easy for guest to flood management with > spurious events. > How about we set a flag after this, and avoid sending any more > events until management queries the filter status? > =20 Or use rate-limiting, similar to what we have done for other guest-triggered events (such as BALLOON_CHANGE), where management can then tweak the maximum frequency at which it is willing to receive events= =2E --=20 Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org ------enig2ROMOGFECBVPJODEOFHKH Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.13 (GNU/Linux) Comment: Public key at http://people.redhat.com/eblake/eblake.gpg Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBCAAGBQJRlPQeAAoJEKeha0olJ0NqN6EIAJr8rg0dYWMw1yMC6rPBRDnt zXJmdhuA/dkNgxgf/Vfvuk3eyg4SJqwxSHlV/XQkhXqNGbxNYS8m2seBZbwINE/E 1eq4PtP4MKXZ1szjvYYEhgGTgGm6JjazLynlZda9QAR5wYnjrCFFwRbRc9eR1ktL 2Ven0IcsLuiltu54s9S2+N7JsYZPup36u2ekvYT5pmqY/utjReLWZ0yKswRHufaK 0FPMJYTp8rrn0DGWXuj4+bomD4ZTkkebckRVXuVBRDEYu7A4T+m8bGSI40HNbnQJ s028mCXrx04WeJ821e+KA9oFVE0xG/pbcEuI0xD0rQqzG6nvpRdcjG2VFdgjqX4= =ERfo -----END PGP SIGNATURE----- ------enig2ROMOGFECBVPJODEOFHKH--