Commit f70da5ee authored Dec 21, 2022 by Vishal Moola (Oracle) Committed by Andrew Morton Jan 18, 2023

mm/damon: convert damon_pa_mark_accessed_or_deactivate() to use folios

This change replaces 2 calls to compound_head() from put_page() and 1 call
from mark_page_accessed() with one from page_folio(). This is in
preparation for the conversion of deactivate_page() to folio_deactivate().

Link: https://lkml.kernel.org/r/20221221180848.20774-4-vishal.moola@gmail.com

Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Reviewed-by: SeongJae Park <sj@kernel.org>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

parent 07e8c82b

mm/damon/paddr.c

+8 −6

Original line number	Diff line number	Diff line
		@@ -283,21 +283,23 @@ static inline unsigned long damon_pa_mark_accessed_or_deactivate(

		for (addr = r->ar.start; addr < r->ar.end; addr += PAGE_SIZE) {
		struct page *page = damon_get_page(PHYS_PFN(addr));
		struct folio *folio;

		if (!page)
		continue;
		folio = page_folio(page);

		if (damos_pa_filter_out(s, page)) {
		put_page(page);
		if (damos_pa_filter_out(s, &folio->page)) {
		folio_put(folio);
		continue;
		}

		if (mark_accessed)
		mark_page_accessed(page);
		folio_mark_accessed(folio);
		else
		deactivate_page(page);
		put_page(page);
		applied++;
		deactivate_page(&folio->page);
		folio_put(folio);
		applied += folio_nr_pages(folio);
		}
		return applied * PAGE_SIZE;
		}