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    SubjectRe: Linux 3.11-rc2
    Date
    On Tue, 2013-07-23 at 03:04 +0200, rydberg@euromail.se wrote:
    > Hi Trond, Linus,
    >
    > On Sun, Jul 21, 2013 at 12:53:10PM -0700, Linus Torvalds wrote:
    > > So it's been another week, and -rc2 is out there.
    >
    > This one happens to break nfs in a rather blunt-instrument fashion -
    > creating files on a nfs4 partition [1] no longer works. Bisection
    > yields this commit as the culprit:
    >
    > commit b4a2cf76ab7c08628c62b2062dacefa496b59dfd
    > Author: Trond Myklebust <Trond.Myklebust@netapp.com>
    > Date: Wed Jul 17 16:43:16 2013 -0400
    >
    > NFSv4: Fix a regression against the FreeBSD server
    >
    > Technically, the Linux client is allowed by the NFSv4 spec to send
    > 3 word bitmaps as part of an OPEN request. However, this causes the
    > current FreeBSD server to return NFS4ERR_ATTRNOTSUPP errors.
    >
    > Fix the regression by making the Linux client use a 2 word bitmap unless
    > doing NFSv4.2 with labeled NFS.
    >
    > Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
    >
    > Reverting the patch returns things to normal.

    - Can you please provide me with a binary tcpdump or wireshark dump that
    demonstrates the problem?

    - What server is this?

    --
    Trond Myklebust
    Linux NFS client maintainer

    NetApp
    Trond.Myklebust@netapp.com
    www.netapp.com
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