Re: explicit dcache <-> user-space cache coherency, sys_mark_dir_clean(), O_CLEAN

[viro]

On Sat, Feb 21, 2004 at 08:58:53AM +0100, Ingo Molnar wrote:
> filesystems that dont have 64-bit, monotonic timestamps will return
> -ENOSYS. This should include even XFS at the moment, because the
> timestamp is not guaranteed to be monotonic.
 
> any other problems with this concept?

If we are demanding specific filesystems, we could simply say "use
JFS in case-insensitive mode" and be done with that.  Which deals
with all problems, since fs code will guarantee uniqueness, etc.
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