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    SubjectRe: True fsync() in Linux (on IDE)
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    Date
    On Fri, 2004-03-19 at 15:31, Hans Reiser wrote:
    > Chris Mason wrote:
    >
    > >
    > >>- It depends on type of write (if it changes mata data or not)
    > >>- Finally it depends on file system and even journal mount options
    > >>
    > >>
    > >>
    > >All of the above is correct.
    > >
    > >
    > Doesn't the above statement contradict the following?:
    >
    Sorry for the confusion, I thought he was asking about 2.4.x.

    > >In 2.6 does fsync always insert a write barrier when the metadata
    > >> journaling option is set for reiserfs?
    > >
    > >
    >
    > Yes, fsync is done in the 2.6 patches.
    >
    > and I was imprecise, I should have asked, does fsync flush the disk
    > cache regardless of what mount options are set or data/metadata touched
    > in the 2.6 patches?
    >

    -chris


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