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    SubjectRe: race in autofs / nfs
    On Mon, Feb 12, Trond Myklebust wrote:

    > >>>>> " " == H Peter Anvin <hpa@transmeta.com> writes:
    >
    > > Olaf Hering wrote:
    > >>
    > >> Hi,
    > >>
    > >> there is a race in 2.4.1 and 2.4.2-pre3 in autofs/nfs. When
    > >> the cwd is on the nfs mounted server (== busy) and you try to
    > >> reboot the shutdown hangs in "rcautofs stop". I can reproduce
    > >> it everytime.
    > >>
    >
    > > Sounds like an NFS bug in umount.
    >
    > Or a dcache bug: the above points to a corruption of the mnt_count
    > which is supposed to be > 0 if the partition is in use. I'm seeing a
    > similar leak for ext2 partitions (not involving autofs or NFS).

    Send me patches :)
    autofs is the latest, btw.
    http://www.de.kernel.org/pub/linux/daemons/autofs/testing-v4/autofs-4.0.0pre9.tar.bz2


    Gruss Olaf

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