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SubjectRe: [PATCH v5 4/9] xfs: convert delayed extents to unwritten when zeroing post eof blocks
On Sun, Apr 28, 2024 at 11:26:00AM +0800, Zhang Yi wrote:
> >
> > Oh well. Given that we're full in on the speculative allocations
> > we might as well deal with it.
> >
>
> Let me confirm, so you also think the preallocations in the COW fork that
> overlaps the unreflinked range is useless, we should avoid allocating
> this range, is that right? If so, I suppose we can do this improvement in
> another patch(set), this one works fine now.

Well, not stop allocating it, but not actually convert it to a real
allocation when we're just truncating it and replacing the blocks with
reflinked blocks.

But yes, this is a bigger project.

For now for this patch to go ahead:

Reviewed-by: Christoph Hellwig <hch@lst.de>


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