Commit 283cbc00 authored by SeongJae Park's avatar SeongJae Park Committed by Andrew Morton
Browse files

mm/damon/paddr: support damos_filter->allow 

Respect damos_filter->allow from 'paddr', which is a DAMON operations set
implementation for the physical address space and supports a few types of
region-internal DAMOS filters (anon, memcg and young).  The change is
similar to that of the previous commit for core layer update.

Link: https://lkml.kernel.org/r/20250109175126.57878-5-sj@kernel.org


Signed-off-by: default avatarSeongJae Park <sj@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 491fee28

mm/damon/paddr.c

+3 −3
Original line number Diff line number Diff line
@@ -198,7 +198,7 @@ static unsigned int damon_pa_check_accesses(struct damon_ctx *ctx) 
	return max_nr_accesses;

}



static bool __damos_pa_filter_out(struct damos_filter *filter,

static bool damos_pa_filter_match(struct damos_filter *filter,

		struct folio *folio)

{

	bool matched = false;
@@ -237,8 +237,8 @@ static bool damos_pa_filter_out(struct damos *scheme, struct folio *folio) 
	struct damos_filter *filter;



	damos_for_each_filter(filter, scheme) {

		if (__damos_pa_filter_out(filter, folio))

			return true;

		if (damos_pa_filter_match(filter, folio))

			return !filter->allow;

	}

	return false;

}