From nobody Sun Feb 8 18:34:20 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 BFBE71547E0; Thu, 13 Feb 2025 01:44:57 +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=1739411097; cv=none; b=O29I0qyxxbV+NY2bvyXhb7KcxHHUsmBbI7tZqX2MdsnB5KTCl9tQ2QU7EGZUMDVGrWz3RZlVCsZocm2g07bL0n7UA6BLTMZRe//NHl62zBTTz3H240z1KwYipngW63oIZUm/dgnhtoNK0ucf51wgHFFJRB+p6S76wyNMYkzHBJM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739411097; c=relaxed/simple; bh=SH+BrCdqMvUM36Uwz4yzyW+qLxd/wx4qLa3uUpiLw/g=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Rb95F1fUaE/gQhd6/Mg3kpsAJ/3ukiuh9SNZcmON+cjKtQwmgiajSxpBhrTUEptuqmwKovaa2wVmDv1hh1CNVr5OGZ4s+LuaDqeF+4fcfEQS+veuv0TGWCVwXjU2mkCzM86keBHcC0se03n3ixvJZGdNYdTu1lwFf72zKEo61aE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=C3BAzxdT; 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="C3BAzxdT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 11B8EC4CEEE; Thu, 13 Feb 2025 01:44:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739411097; bh=SH+BrCdqMvUM36Uwz4yzyW+qLxd/wx4qLa3uUpiLw/g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=C3BAzxdTETczFGrUG8o7JUdylo96Ur3zoYSlw/fbI7BU0QXIDCDUDHMAjvuMFKII7 m0h1oKeDmtxfE+Qmxo3BkJYU+LxLKX3X/0KnpV9pjXcsPg3JbWOAwMI7hcnvv4dugL lloi9hWurShWd7jjBMX2QbaIYKNR4BJ7nVpft6YMtOoGyY5iEiNsTQogI6zq/Mlg0f 3uBRaRHifi8uMUVGaIgS5ygoHDR/+8pGluxcxSV9AtVQonSv0Ql3tU1gzdA2VlpzIl ciae/dt9ALe8ya2rF3QL0CSJQkhMfoIg6U0+RItxQA2gZXWppCgSM6pR6x2QogUG0N g9O3QQnmG4buw== 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 4/8] mm/damon/sysfs: commit intervals tuning goal Date: Wed, 12 Feb 2025 17:44:34 -0800 Message-Id: <20250213014438.145611-5-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250213014438.145611-1-sj@kernel.org> References: <20250213014438.145611-1-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" Connect DAMON sysfs interface for sampling and aggregation intervals auto-tuning with DAMON core API, so that users can really use the feature using the sysfs files. Signed-off-by: SeongJae Park --- mm/damon/sysfs.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index ff774cc19d1f..f9bfe9ea0ae6 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1273,11 +1273,18 @@ static int damon_sysfs_set_attrs(struct damon_ctx *= ctx, struct damon_sysfs_attrs *sys_attrs) { struct damon_sysfs_intervals *sys_intervals =3D sys_attrs->intervals; + struct damon_sysfs_intervals_goal *sys_goal =3D + sys_intervals->intervals_goal; struct damon_sysfs_ul_range *sys_nr_regions =3D sys_attrs->nr_regions_range; struct damon_attrs attrs =3D { .sample_interval =3D sys_intervals->sample_us, .aggr_interval =3D sys_intervals->aggr_us, + .intervals_goal =3D { + .samples_bp =3D sys_goal->samples_bp, + .aggrs =3D sys_goal->aggrs, + .min_sample_us =3D sys_goal->min_sample_us, + .max_sample_us =3D sys_goal->max_sample_us}, .ops_update_interval =3D sys_intervals->update_us, .min_nr_regions =3D sys_nr_regions->min, .max_nr_regions =3D sys_nr_regions->max, --=20 2.39.5