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    SubjectRe: [PATCH v2 00/12] make rpc_pipefs be mountable multiple time
    On Thu, Dec 30, 2010 at 03:10:20AM -0600, Rob Landley wrote:
    > On 12/30/2010 02:51 AM, Kirill A. Shutemov wrote:
    > > On Wed, Dec 29, 2010 at 08:13:50PM -0600, Rob Landley wrote:
    > >> On Wed, Dec 29, 2010 at 7:14 AM, Kirill A. Shutemov<> wrote:
    > >>>
    > >>> Prepare nfs/sunrpc stack to use multiple instances of rpc_pipefs.
    > >>> Only for client for now.
    > >>
    > >> What would a test case for this look like? (Is there some way to tell
    > >> an nfs mount to use a specific instance of rpc_pipefs or something?)
    > >
    > > You can create a new instance of rpc_pipefs using 'newinstance'
    > > mountoption.
    > >
    > > Then you can specify which rpc_pipefs to use with 'rpcmount' mountoption
    > > of nfs mount. If none specifed, '/var/lib/nfs/rpc_pipefs' uses by default.
    > That path is as the process performing the mount sees it?


    > > If no rpcmount mountoption, no rpc_pipefs was found at
    > > '/var/lib/nfs/rpc_pipefs' and we are in init's mount namespace, we use
    > > init_rpc_pipefs.
    > It's the "we are in init's mount namespace" that I was wondering about.
    > So if I naievely chroot, nfs mount stops working the way it did before I
    > chrooted unless I do an extra setup step?

    No. It will work as before since you are still in init's mount namespace.
    Creating new mount namespace changes rules.

    > I'm actually poking at getting nfs mount working in LXC containers with
    > different network routing (mostly study so far, it took me a couple
    > weeks just to get lxc to work for me and now I'm trying to wrap my head
    > around Linux's NFS implementation), so I'm very interested in this...

    Kirill A. Shutemov

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      Last update: 2010-12-30 10:47    [W:0.021 / U:6.972 seconds]
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