From nobody Sat Feb 7 17:04:43 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4780F17333F; Thu, 27 Feb 2025 01:58:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740621487; cv=none; b=WJhB5a+dn2yWSijOZndVywmQygxaYR20/rNKALhUu2qWuXIQOnuxdYDpOCgy2yKBC6p8qKDKzQdWYn3033bhXOtnqcazV7IPjK6o8UxyUuczGL9xbPJ9eP0qPTg2N60VhXD1vN6aIO6UocX1yko9+x7n52iWhKYzUOWh3Z/0YY8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740621487; c=relaxed/simple; bh=uM1uKPmHuTy5pB3aPnhpc/7ev2gt12cM7i26onsayOs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=QWPEsKqc8fALNKUBjeBDI5F/Sx1Z6tT2+BDQQLzODPbcxeYNfXoz+55c0KC9DGtdJMU2HKPzAoAT6cZFNYUSUSsxtaDC8fJBDfrsUH1LYIpiGpiLiZhCdqa17B6uoiVxhksMFd/TXNXv0FYJvTVnEWVd3pBD7ixEMkcLyfB3TGA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tg510x5K; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="tg510x5K" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 96B48C4CEE2; Thu, 27 Feb 2025 01:58:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740621486; bh=uM1uKPmHuTy5pB3aPnhpc/7ev2gt12cM7i26onsayOs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tg510x5Knaqgx/5rbI29YLeqJ09i5IxQbxlBnCdce0+KaJQ05TqNa9e3eG3y86gB/ tsqn9Wu39k12aa5QoBNX3awpzJoN42ffPh5euGJrJnoEAg3fN7jKJVpilXVBoH97wa 6dQ5JIi4VZdw90XP3DpK/06W4NrnRymTYvjTNV1QQ4jVn/m+u2R1N33PjulAHdMiGP HWcjfaxiU7wvtWAhrSadi0RgQ628vApLEZYNwf1I3ITjhYmhaMIKjUZw9XRiqRoe12 YfuT6BfzY4HSgakp0hhr7K82dL9IGJHxoj4zWFBL6ejGqDvb/fsR4tWOprqiRg5D5m +AyZggXXK9PcQ== 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 v2 5/9] mm/damon/paddr: support only damos->ops_filters Date: Wed, 26 Feb 2025 17:57:50 -0800 Message-Id: <20250227015754.38789-6-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250227015754.38789-1-sj@kernel.org> References: <20250227015754.38789-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" DAMON physical address space operation set implementation (paddr) started handling both ->filters and ->ops_filters to avoid breakage during the change for the ->ops_filters setup. Now the change is done, so paddr's support of ->filters is a waste that can safely dropped. 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; =20 - 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_reg= ion *r, struct damos *s, struct folio *folio; =20 /* check access in page level again by default */ - damos_for_each_filter(filter, s) { - if (filter->type =3D=3D DAMOS_FILTER_TYPE_YOUNG) { - install_young_filter =3D false; - break; - } - } damos_for_each_ops_filter(filter, s) { if (filter->type =3D=3D DAMOS_FILTER_TYPE_YOUNG) { install_young_filter =3D false; @@ -543,8 +533,6 @@ static bool damon_pa_scheme_has_filter(struct damos *s) { struct damos_filter *f; =20 - damos_for_each_filter(f, s) - return true; damos_for_each_ops_filter(f, s) return true; return false; --=20 2.39.5