Re: Can O_SYNC be implemented by using fsync?

From: Stephen C. Tweedie (sct@redhat.com)
Date: Thu May 18 2000 - 02:46:39 EST


Hi,

On Tue, May 16, 2000 at 12:19:53PM +0100, Alan Cox wrote:
>
> If our fsync was efficient then yes. Its possibly a good argument for sorting
> out an inode->dirty buffer/page list. That would speed up fsync and make
> O_SYNC easy to fix

I've done it --- it got ignored at the time, but I'll resurrect the
patch.

Linus's argument at the time was "well, do we need it, or is fsync
fast enough now?" If anyone is prepared to put performance numbers
on it, now is the time to put your paws in the air. :-)

--Stephen

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