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    SubjectRe: NFS question
    > > Thanks for your bug report. Here is a patch. It is for Linux 2.1.123.
    > > I think it should work for recent kernels also. Please let me know
    > > if it fixes all the ro,root_squash bugs you have. If not, please
    > > tell me how to recreate the bug. I am planning to make a new knfsd
    > > soon.
    > >
    > > H.J.
    > Hi H.J.,
    > I think you may have misdiagnosed the problem Alex is reporting. What may be
    > happening is that the file is executed on the client machine (as its permissions
    > allow), and is then cached on the client side by the page cache. A subsequent
    > attempt to read the file succeeds because of the cacheing.
    > If this is what's happening, the fix needs to be made on the client side.

    No. It is a kernel nfsd bug. Otherwise, we are saying our kernel nfsd
    only works with Linux client if you export a fs with root_squash.

    H.J. Lu (

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