Re: [PATCH 0/4] Alternative fixes for migration

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Sorry for the RB from the wrong email address; mailer issue. :-)

For the series:

Reviewed-by: William Kucharski <william.kucharski@xxxxxxxxxx>

> On Apr 4, 2022, at 1:30 PM, Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> wrote:
> 
> I heartily endorse Zi Yan's minimal fixes.  These patches, drawn from
> my development tree and with absolutely no testing, are a different
> approach to fixing the problem.  I would have submitted these patches
> earlier if I'd known they were needed.
> 
> I think migrate_misplaced_transhuge_page() may be missing from Zi's
> patch, but maybe filesystem pages can't end up in that path?  Anyway,
> let me know if you like these patches better.
> 
> Matthew Wilcox (Oracle) (4):
>  mm/migrate: Use a folio in alloc_migration_target()
>  mm/migrate: Use a folio in migrate_misplaced_transhuge_page()
>  mm: Add vma_alloc_folio()
>  mm/mempolicy: Use vma_alloc_folio() in new_page()
> 
> include/linux/gfp.h |  8 +++--
> mm/mempolicy.c      | 38 +++++++++++++--------
> mm/migrate.c        | 80 +++++++++++++++------------------------------
> 3 files changed, 56 insertions(+), 70 deletions(-)
> 
> -- 
> 2.34.1
> 
> 






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