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    SubjectRe: file offset corruption on 32-bit machines?
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    Michal Hocko <mhocko@suse.cz> writes:

    > [Adding fsdevel list]
    >
    > On Tuesday 08 April 2008 10:05:47 am Meelis Roos wrote:
    >> Jeff Robertson analyzes the behaviour of different operating systems'
    >> 64-bit file offset implementation and concludes that on 32-bit
    >> machines, Linux and Solaris lack any locking to keep the two 32-bit
    >> halves in sync and this could cause rare file offset corruption.
    >>
    >> http://jeffr-tech.livejournal.com/21014.html
    >
    > AFAICS, this race is theoretically possible, but it is very hard (almost
    > impossible) to trigger with a sane file usage pattern.

    We discussed this extensively some time ago in

    http://thread.gmane.org/gmane.linux.file-systems/20712/focus=20771

    No solution so far

    -Andi


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