From nobody Sun Feb 8 06:54:24 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 2051C27934B; Tue, 4 Mar 2025 21:19:22 +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=1741123163; cv=none; b=eu4Mw/kRuMJEHSti5q3MmcaaIC0qGCjnAkzyhnOaIDJjNffyv133KVMXp3RO5bIrZJcWX+dLL3v0vMtNCavcEf8aGJUrd2O6Hn9Qb1zFmDFq9qCNnFKUEHKHbvVEAEIa8+AgbUkK/6mdvU5CGYFgIlpu+KMNw0lPpxI+i+CRlqc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741123163; c=relaxed/simple; bh=aOvI5yHdfp5ge5+cmVoLx0OBIr3elAAL0hmqCGTPnsE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Tfd86ueN+cfyp7RDHhJW2jcsohWiwEEyAnjvXVuR/wsE7ljZHTlFrwRZxWrAH3JXd+nedlCM2ylmWnKnbSd4HLzOJKMoZBUrx5LETtlj5t/bvvfP8seKYtoh8iahNDX4ulTouDB6t9Q47UVrF61swGWmImF2Ea1Wu9BBqeul+Ao= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Tp4w0ehV; 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="Tp4w0ehV" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70108C4CEEE; Tue, 4 Mar 2025 21:19:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741123162; bh=aOvI5yHdfp5ge5+cmVoLx0OBIr3elAAL0hmqCGTPnsE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Tp4w0ehVwDNHiFXxn+urIRkFgiKetm8fQ7pasLsvTZn+huWTAPjUcV5hz1WhiyAZo NUhGb3SIWTnkVariAAGLwEyVR562FvrnREZf4I9P3MH29HbQmzwWimSivvIbcd/EVQ MgsvWbit9dDoNIhIJcGlFKZ6afBKXslekyNdGy56yYp3ipfW3bol54BJO4IUB+Qgdr D49+VRBHDBMX/nPqy2Lj9kd269zG0qDdCJZlWukC1f1FT5wN8VGz0fCWFc5+74213G N+K088o+AXVIibDxfa63vZzRLL5S9IkXZiWqtuHhi6b5DEEv1q7GqQxd5On+n7AWpj bkhX/rwxy7spA== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , damon@lists.linux.dev, kernel-team@meta.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 5/9] mm/damon/paddr: support only damos->ops_filters Date: Tue, 4 Mar 2025 13:19:09 -0800 Message-Id: <20250304211913.53574-6-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250304211913.53574-1-sj@kernel.org> References: <20250304211913.53574-1-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 damos->filters and damos->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 only a waste that can safely be 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 2b1ea568a431..dded659bb110 100644 --- a/mm/damon/paddr.c +++ b/mm/damon/paddr.c @@ -256,10 +256,6 @@ static bool damos_pa_filter_out(struct damos *scheme, = struct folio *folio) if (scheme->core_filters_allowed) return false; =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; @@ -288,12 +284,6 @@ 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; @@ -546,8 +536,6 @@ 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