Re: fsync for only part of a file

On Sat, 13 Sep 2003, Alan Barrett wrote:

> On Fri, 12 Sep 2003, wrstuden-DZEk9q7Sfju/3pe1ocb+swC/[email protected] wrote:
> > I'd like to add a version of fsync(2) which only synchronizes part of the
> > on disk and in-core data of a file. I am soliciting input on the name of
> > this call, and the general format of the functionality.
>
> This looks more like a variant of fdatasync() than a variant of fsync().

I don't think so. I think fsync_range() is better than what I suggested,
but I fully expect that the metadata, at least what's needed to read the
sync'd range, would get flushed. i.e. my thought is against cutting the
fdatasync() corner. :-)

Take care,

Bill

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