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Re: O_DIRECT support



Hi,

On Thu, May 09, 2002 at 11:55:32AM +0100, Ian Leonard wrote:
 
> I have checked 2.4.18 and 2.5 kernels and there seems to
> be an interface but no actual implementation.
> 
> It has been suggested that it only works with ext2 but we
> need ext3.

That's right.

But the ext2 is pretty much only a wrapper around a generic_direct_IO
function, so it would be pretty easy to use that same wrapper for
ext3.  It would be tricky to make it work with data=journal mode, but
the other data modes ought to be easy to get going.

Cheers,
 Stephen





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