Re: [RFC PATCH 3/3] mm/migrate: Create move_phys_pages syscall

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On Tue, Sep 19, 2023 at 02:17:15AM +0200, Thomas Gleixner wrote:
> On Thu, Sep 07 2023 at 03:54, Gregory Price wrote:
> > +	/* All tasks mapping each page is checked in phys_page_migratable */
> > +	nodes_setall(target_nodes);
> How is the comment related to nodes_setall() and why is nodes_setall()
> unconditional when target_nodes is only used in the @nodes != NULL case?

Short follow up, sorry for the spam.  I realized there is a better way
to do this by simply bypassing the task node check in do_pages_moves if
the mm_struct is NULL.  This removes the need for this struct

Will simplify down for a v2 and add comments to do_pages_move


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