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    SubjectRe: nfsd changes for 2.6.37
    Arnd Bergmann wrote:
    > > If you don't hold lock_flocks throughout fcntl_setlease, the flp variable
    > > points to a flock that may get modified by another thread and you call
    > > time_out_leases() without holding lock_flocks, which it requires.

    Whoops, thanks for catching that.

    On Wed, Oct 27, 2010 at 04:39:24AM -0400, Christoph Hellwig wrote:
    > Do locks_alloc_lock and initialization of the heap struct file_lock
    > in the caller. This also avoids an entirely useless copy of the
    > lock structure. free the passed in structure if we are modifying
    > an existing lock structure.

    That sounds good; I'll give it a try.


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