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Thu, 20 Feb 2025 19:35:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740080119; bh=unOKD6NYD7kObbIq6Phkmd4weQFW6UAeoYB9fTWAe20=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZeDHtsFngTR52TeMYoctmWNGqUoOWb0eIchFcx9LTiy6jhaPyB5cJhHIC8vL7qb1x dlO+ObLrleiDNl12SajbdA4sZ56fk0htLHAQb0i/C8A1SpCAc2dCWyHZMYIZmn2N3s p7Hvi9HGoSuAFamlBBRbIU+4UH+kRQszxOt2V2A24pzEsDzkP/lr3zozhXDYdFdYsC F4G9FzjdYzNf76y9VlhOg71YZ0OtJa1hc7xLW/5Yj52aRZxLJFqeHOw+5I4beOFmrb Y0ZOeg5yVkhTgzCBUKQAxD67NNg4tpCwhL2b0Z7+za2z8VfEGoUNpNZZ8Tsfpy8amX xVYqW8nLpemPg== From: SeongJae Park To: Cc: SeongJae Park , Andrew Morton , damon@lists.linux.dev, kernel-team@meta.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH 5/9] mm/damon/paddr: support only ops_filters Date: Thu, 20 Feb 2025 11:35:05 -0800 Message-Id: <20250220193509.36379-6-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250220193509.36379-1-sj@kernel.org> References: <20250220193509.36379-1-sj@kernel.org> MIME-Version: 1.0 X-Rspam-User: X-Rspamd-Queue-Id: C10C418000C X-Rspamd-Server: rspam12 X-Stat-Signature: qys8e1eqo34pb8o1jed8puq9r3e3i5fb X-HE-Tag: 1740080120-657259 X-HE-Meta: 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 LtCAa+ff YiVW3jYuKl8T0fvAbzRZ5zMVWtDId/0Kt/SZkZqm2vuwtAeXehvY8t3adDbxXH7suIP0Cq0+k2ldYufiuAzzHojNbPSQgOQrl39HX6Nz2iUZCPT6tfXnqu7Xh06UpYU2wFP1eIiCAxR9Hs9vz/2wgpeZs4XP+sgND3QcbHF3qaZes9bKAA8t5e+0rZCb5RQMI/WmlbL8xFHw7GQAg+s/HR6J6LwNb0m+QD6FlglGWbVuCaGBtrhKnkc08PIB2B/Xnpg3dFrD/sGFpZrXGVNuU9k/RWw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000441, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: DAMON physical address space operation set implementation (paddr) has updated to support both ->filters and ->ops_filters to avoid breakage during change for the ->ops_filters setup. Now the change is done, so paddr can safely drop support of ->filters. The support is only waste of the time. Remove it. Signed-off-by: SeongJae Park --- mm/damon/paddr.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c index 3e651308ba5d..432ea4efdc4b 100644 --- a/mm/damon/paddr.c +++ b/mm/damon/paddr.c @@ -253,10 +253,6 @@ 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_match(filter, folio)) - return !filter->allow; - } damos_for_each_ops_filter(filter, scheme) { if (damos_pa_filter_match(filter, folio)) return !filter->allow; @@ -285,12 +281,6 @@ static unsigned long damon_pa_pageout(struct damon_region *r, struct damos *s, struct folio *folio; /* check access in page level again by default */ - damos_for_each_filter(filter, s) { - if (filter->type == DAMOS_FILTER_TYPE_YOUNG) { - install_young_filter = false; - break; - } - } damos_for_each_ops_filter(filter, s) { if (filter->type == DAMOS_FILTER_TYPE_YOUNG) { install_young_filter = false; @@ -543,8 +533,6 @@ static bool damon_pa_scheme_has_filter(struct damos *s) { struct damos_filter *f; - damos_for_each_filter(f, s) - return true; damos_for_each_ops_filter(f, s) return true; return false;