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SubjectRe: True fsync() in Linux (on IDE)
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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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