Re: Wrong DIF guard tag on ext2 write

[Matthew Wilcox]

On Tue, Jun 01, 2010 at 09:49:51AM -0400, Chris Mason wrote:
> > I agree that a block based retry would close all the holes ... it just
> > doesn't look elegant to me that the fs will already be repeating the I/O
> > if it changed the page and so will block.
> 
> We might not ever repeat the IO.  We might change the page, write it,
> change it again, truncate the file and toss the page completely.

Why does it matter that it was never written in that case?

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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