mm: convert total_compound_mapcount() to folio_total_mapcount()

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Instead of enforcing that the argument must be a head page by naming,
enforce it with the compiler by making it a folio.  Also rename the
counter in struct folio from _compound_mapcount to _entire_mapcount.

Link: https://lkml.kernel.org/r/20230111142915.1001531-5-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

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Matthew Wilcox (Oracle) 2023-01-11 14:28:50 +00:00 • committed by Andrew Morton

parent 6eee1a0062

commit b14224fbea

3 changed files with 16 additions and 17 deletions

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6

include/linux/mm.h

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6

include/linux/mm_types.h

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21

mm/rmap.c

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