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Re: dropping d=1 w=0
On Fri, Feb 28, 2020 at 07:14:47PM +0100, Maxime Villard wrote:
> We need to eliminate the pages that have the "dirty" bit set without the
> "writable" bit set.
> The biggest cause of these pages is pmap_write_protect(), which drops
> PTE_W but leaves PTE_D.
Is this a bug or intentional? - as in
"no more changes here, but need still to write what was changed earlier"
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