From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: virtio-dev-return-5516-cohuck=redhat.com@lists.oasis-open.org Sender: List-Post: List-Help: List-Unsubscribe: List-Subscribe: Received: from lists.oasis-open.org (oasis.ws5.connectedcommunity.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id C26E6985AA5 for ; Mon, 25 Feb 2019 15:54:48 +0000 (UTC) Date: Mon, 25 Feb 2019 15:54:45 +0000 From: Stefan Hajnoczi Message-ID: <20190225155445.GA379@stefanha-x1.localdomain> References: <20190220124613.22661-1-stefanha@redhat.com> <20190220124613.22661-2-stefanha@redhat.com> <20190222143101.GE2574@work-vm> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="uAKRQypu60I7Lcqm" Content-Disposition: inline In-Reply-To: <20190222143101.GE2574@work-vm> Subject: Re: [virtio-dev] [PATCH v3 1/2] content: add virtio file system device To: "Dr. David Alan Gilbert" Cc: virtio-dev@lists.oasis-open.org, Miklos Szeredi , Sage Weil , Vivek Goyal , Steven Whitehouse , Paolo Bonzini List-ID: --uAKRQypu60I7Lcqm Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Feb 22, 2019 at 02:31:02PM +0000, Dr. David Alan Gilbert wrote: > * Stefan Hajnoczi (stefanha@redhat.com) wrote: >=20 > > +It is possible to maintain the FUSE session across live migration eith= er by > > +transferring the state or by redirecting requests from the new host to= the old > > +host where the state resides. The details of how to achieve this are > > +implementation-dependent and are not visible at the device interface l= evel. >=20 > I wonder how 'transferring the state' will work; it is tricky to > specify because that state could be filesystem dependent so wouldn't > really fit at this level of spec. Yes, the state is file system daemon-specific and beyond the scope of the VIRTIO device spec. Stefan --uAKRQypu60I7Lcqm Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEcBAEBAgAGBQJcdA/FAAoJEJykq7OBq3PIU+wIAJnUxvnTD+aUGn3jUNIbch7p qpVJisC1zqVZ3Ei4EG9TO1eCI++TttUourVjF/B5CKC4cUMS1Yac+AdL1pHP57h5 JyLzlJdtq1/nJR2Jr5fx43gNV4CLJsF96/82I2KpgAOF2SsEqs75dLFpEq8l0not bf6F+mlcidKI8nHg5Fwr4vV6LXcxl+fGnM2HxYd3iwBtW5LsPwPy+7C6ExfUsOin WrrgvIB2FZBIPCvXIWTpFjloqvHZqOLUY3ZAOjdkU2d5RTH9fqnPCApFLE4ixnv2 Em6I9NcnKbd+0pkfDe6p5c24lPjlOzJ6dwRpP5RQ/SYx/qTgjjX8R48RVQRdXLs= =gRPL -----END PGP SIGNATURE----- --uAKRQypu60I7Lcqm--