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    SubjectRe: [PATCH] 9p: rename uid and gid parameters
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    On Thu, 2007-09-13 at 08:51 -0600, Latchesar Ionkov wrote:
    > Zero was the value that was used before, even though it wasn't defined
    > explicitly. I just defined a macro so we can see and eventually change
    > it to something better. I don't know if there is a good default value.
    > Is nfsnobody the same on all Linux distributions?

    Not necessarily.

    [....]
    > On 9/13/07, Eric Van Hensbergen <ericvh@gmail.com> wrote:
    > > On 9/12/07, Latchesar Ionkov <lucho@ionkov.net> wrote:
    > > > Change the names of 'uid' and 'gid' parameters to the more appropriate
    > > > 'dfltuid' and 'dfltgid'.
    > > >
    > >
    > > ...
    > >
    > > > strcpy(v9ses->name, V9FS_DEFUSER);
    > > > strcpy(v9ses->remotename, V9FS_DEFANAME);
    > > > + v9ses->dfltuid = V9FS_DEFUID;
    > > > + v9ses->dfltgid = V9FS_DEFGID;
    > > >
    > > ...
    > > > +#define V9FS_DEFUID (0)
    > > > +#define V9FS_DEFGID (0)
    > >
    > > I'm not sure if there is a good solution here, but I'm uncomfortable
    > > with using uid=0 as the default. I'm not sure if there is a default
    > > uid for nobody, but anything is probably better than 0. Looks like
    > > nfsnobody is 65534, we could use that - even if only as a marker for

    On 32bit hardware. On 64bit it is (similar to 32bit): (unsigned int)-2.

    > > the server to map it to nobody on the target system? What do you
    > > think?
    > >
    > > Particularly with attach-per-user, we probably need to look at
    > > interacting with idmapd or create our own variant real soon.

    Bernd
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