From nobody Fri Dec 19 22:01:15 2025 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 AC3E922C325; Mon, 3 Mar 2025 22:17:36 +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=1741040256; cv=none; b=b5edyrjCLJofgtPSQSiHy6IO5lTmJIdexf8Y3UBLBhX6u3qvVWcQpTUgfKPvXxzQlhrd6HVV7GTRoLuiLWWkDefsMXBZdhX18t1UFT0aLBQtwm+JcUZxspkJ1Fq+RLYCjs8EPWQbU4/z3MwCCANZJhz4qLBiNyW5GO1UGydzWGk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741040256; c=relaxed/simple; bh=0K6yd3M1vKE/q1zzJCXy7CoQ3azMzfYHIkHl3bOjRxs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=VqKdDZ+WkM2r0prqW1rGh624GdKKOaZJDyLuq/dT5N7Omw5kSQaPMfMcS/L1o9wxfMepiWuUri0X+trFP0GlXw+V8bRVaGCvBxKOpqdwYZTu3QQaPhGUbJ3lWasyluUx0cUjN3KnIg8chQ6+mhq18VuKC+kqmEs1E/MURRM8+Y8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kK4rXPux; 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="kK4rXPux" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5E13CC4CEEF; Mon, 3 Mar 2025 22:17:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741040256; bh=0K6yd3M1vKE/q1zzJCXy7CoQ3azMzfYHIkHl3bOjRxs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kK4rXPuxpNviA59kQsLkirdxt+l1qKS/vAADRvPpMds0Qr4aQ7YDpiCbIY+dMDzTV X1LFXjyyk7uHgFOl1bV4WylbXUuJZKaXgWIa1QQdLQfogGFQrf5DpNf9tmtWkIzlxl g8/ocZWZJ2HRTWRHiaMe64JxsUK350bpmyi594RGUn/93wr4vrVa++ZsgPa9kBrSyY a66jlImRvAPLzueiEfCjsnln3kglSOsBccuYnugtve4e0V2mUo7snHRBIWnPAPZMSf /tTY31SzCeiVP9Bc6aYbYsWM5BWfmm2ugTimG0aHI9stWobSvDgoN0npC0+5ShEIK9 6bu4r6JrTh4fA== 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 4/8] mm/damon/sysfs: commit intervals tuning goal Date: Mon, 3 Mar 2025 14:17:22 -0800 Message-Id: <20250303221726.484227-5-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250303221726.484227-1-sj@kernel.org> References: <20250303221726.484227-1-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 a772060300b4..fa5f004f0670 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 { + .access_bp =3D sys_goal->access_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