Re: [PATCH v7 06/11] filemap: cap PTE range to be created to allowed zero fill in folio_map_range()

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On Thu, Jun 13, 2024 at 08:38:15AM -0700, Luis Chamberlain wrote:
> On Thu, Jun 13, 2024 at 04:32:27PM +0100, Matthew Wilcox wrote:
> > On Thu, Jun 13, 2024 at 08:27:27AM -0700, Luis Chamberlain wrote:
> > > The case I tested that failed the test was tmpfs with huge pages (not
> > > large folios). So should we then have this:
> > 
> > No.
> 
> OK so this does have a change for tmpfs with huge pages enabled, do we
> take the position then this is a fix for that?

You literally said it was a fix just a few messages up thread?

Besides, the behaviour changes (currently) depending on whether
you specify "within_size" or "always".  This patch makes it consistent.




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