From nobody Fri Dec 19 13:24:53 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 03B0A31B101; Mon, 8 Dec 2025 06:30:03 +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=1765175404; cv=none; b=XpuX5nsnsUXZ45dNO8V1KsRkLbZtxmrg8ncDnsJX/O7p4LMfRtdZbAVcMnbjXY1gzBvLS0VQofbr+DG/8InGnR98Ohl2Uo/RNbwA+u2AyoBghUqnqojp3dNxFEkyNo7gGGtsfXxSlvuaV//ovLtTB3Or0Zbh2+sifW3kvVujT1g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765175404; c=relaxed/simple; bh=HqSr2dVJCwPH4hyJgJqnf3m06RGc89x094A8SJ4rv+U=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=HqMMoJEFuJfAE5HXKLN3KpqmgCRyNykIJJZiIPVhktjWr4CgQnJThEWBLH+et5jjWxIGBwVLr+BZ3/AFUbAMqfHW3aQQasvXY3lxzWd/ip8RuQerS0H7TZ9r7l5Zqb48pk5GwEiJ9KChdIpybnQZsM8vCZ1mc/o9P9UkbC5fPew= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=vIXLTVp7; 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="vIXLTVp7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9F03BC113D0; Mon, 8 Dec 2025 06:30:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1765175403; bh=HqSr2dVJCwPH4hyJgJqnf3m06RGc89x094A8SJ4rv+U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vIXLTVp7/6bmfAS4G3mn84o+NgRZe3aM4W/0ATsBaPJzAgWfWNp65xQP4uEu1kdg0 eUpGG6eFBBMNmeW6wAd++++tZOEbSTTNVxLqwrcCzUz2kidF6/9WUWaaielwjVdNp+ Gro5lJ8x5IxhUltkdEspo/9xmJMmARN5eKNuJg5S7gzqrXqqyRgfyPrWQOcmDn3z9S EO5af6uaHfyA2E1iz6nDyGmklI35B/a+ZnsuEFhxUgcb2IJHmEEz7O/YtuNKHy75fI 3lCfVjr1NBlLNIXLR6AgKS+mlyr8jVC77Z96iJCPNPTSRALlrP2uIiv4ITYocQ5lVF p/+ec5asC+fsA== From: SeongJae Park To: Cc: SeongJae Park , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v3 10/37] mm/damon/sysfs: connect primitives directory with core Date: Sun, 7 Dec 2025 22:29:14 -0800 Message-ID: <20251208062943.68824-11-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251208062943.68824-1-sj@kernel.org> References: <20251208062943.68824-1-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" The monitoring_attrs/sample/primitives/ directory is not connected with the core layer. Make the connection. Signed-off-by: SeongJae Park --- mm/damon/sysfs.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index 14478fd79953..16d58cde03e8 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1640,6 +1640,17 @@ static inline bool damon_sysfs_kdamond_running( damon_is_running(kdamond->damon_ctx); } =20 +static int damon_sysfs_set_sample_control( + struct damon_sample_control *control, + struct damon_sysfs_sample *sysfs_sample) +{ + control->primitives_enabled.page_table =3D + sysfs_sample->primitives->page_table; + control->primitives_enabled.page_fault =3D + sysfs_sample->primitives->page_fault; + return 0; +} + static int damon_sysfs_apply_inputs(struct damon_ctx *ctx, struct damon_sysfs_context *sys_ctx) { @@ -1654,6 +1665,10 @@ static int damon_sysfs_apply_inputs(struct damon_ctx= *ctx, ctx->min_sz_region =3D max( DAMON_MIN_REGION / sys_ctx->addr_unit, 1); err =3D damon_sysfs_set_attrs(ctx, sys_ctx->attrs); + if (err) + return err; + err =3D damon_sysfs_set_sample_control(&ctx->sample_control, + sys_ctx->attrs->sample); if (err) return err; err =3D damon_sysfs_add_targets(ctx, sys_ctx->targets); --=20 2.47.3