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    SubjectRe: [NFS] What's slated for inclusion in 2.6.24-rc1 from the NFS client git tree...
    On Thu, 04 Oct 2007 10:00:50 -0400
    Trond Myklebust <trond.myklebust@fys.uio.no> wrote:

    > On Thu, 2007-10-04 at 08:52 +0200, Pierre Ossman wrote:
    > > On Wed, 03 Oct 2007 19:41:16 -0400
    > > Trond Myklebust <trond.myklebust@fys.uio.no> wrote:
    > >
    > > >
    > > > We also have the 64-bit inode support from RedHat/Peter Staubach.
    > > >
    > >
    > > As has been pointed[1] out[2], this will cause regressions for
    > > non-LFS applications (of which there are still lots and lots). This
    > > change should be in feature-removal (the "feature" being removed is
    > > legacy support for non-LFS applications using NFS servers that make
    > > full use of the protocol) and preferably accompanied with
    > > appropriate user space changes (e.g. compatibility option in glibc).
    > >
    > > [1] https://bugzilla.redhat.com/show_bug.cgi?id=241348
    > > [2] http://marc.info/?l=linux-nfs&m=118701088726477&w=2
    > >
    > > Rgds
    >
    > How about a boot/module parameter to turn it on or off?
    >

    That would be perfect. It can even be in non-legacy mode by default,
    just as long as you can go back to the old behaviour when/if you run
    into a non-LFS application.

    > I don't see any point in having a sysctl for something like this:
    > either you have legacy applications or you don't. It is not something
    > that you switch off as you go off to lunch.
    > A compile parameter, OTOH, would be too restrictive since it would
    > force distros to choose just one behaviour (which would mean they
    > would have to choose the most conservative).
    >

    Agreed.

    Rgds
    --
    -- Pierre Ossman

    Linux kernel, MMC maintainer http://www.kernel.org
    PulseAudio, core developer http://pulseaudio.org
    rdesktop, core developer http://www.rdesktop.org
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