From nobody Wed Oct 8 12:33:58 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 72DEA2580C7; Sat, 28 Jun 2025 16:04:38 +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=1751126678; cv=none; b=TcCBq0MkXamWzzh2Gs2+3SmeYBA57K+s7i2TXtE99zUL5YzAJk0nE/mgMrYdpLB1xIGFzvOavJQvo2j8v414euKSEh0TNdWdfLSTzTsnP61pwVk8dj9yvra47bZ3fMqvJOJUNs/JO+Wg2iwn2tNgnAc+TNV9UKOiWkg3wNGgAxw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751126678; c=relaxed/simple; bh=CR4mzDVLH9lzs9or4TF7dOJ0izoFCJ1YoukXbycwrC8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=cXDku1Zzrf9LQap7KJ6mgl/271Irjbai8YhpIfUfPtNv15GCw8SkU5CnVJOGPVyT6cyRI7tydWWGKkjI2DnzMO1SDt0Pye9f5rInAdTPyGoh9f8tTDzxsKVEwJnxBCFIjnt2YbJhy4GLkCH0IqGMZ+FTVJfi9ZH9sVKaBfkKH/0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=K6oAy2GB; 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="K6oAy2GB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2B283C4CEF0; Sat, 28 Jun 2025 16:04:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751126678; bh=CR4mzDVLH9lzs9or4TF7dOJ0izoFCJ1YoukXbycwrC8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=K6oAy2GBVbt4l+KFZyXRM8kh35N4U8lVQGix7E1seh2aEqJWlJnZKqAT1/hKE6Fx6 6pKD9W5+k1YYTdaN3DtWzS+tLrS/itSXxtF9SMV0Dui13mWa9hDvjiJP/xdfltRrt5 uTZk3Gqgbw03Fsedi5/hL1Qpf+q0ULC8pPBhHEzSw2fsI+Coz9r8Ig5VsNDFVmQcK1 PzozoYQ8DBmTx5Mnc/15svxPZWDwvxI0xGcsLrLYVpNvtC//zGtDu1cSxBzHtl053D BYST/3m3APnENUjq2cdRbZd/O2NaN9kJ0bA1yr1Cheox4+em/UK5KkEu0Rq5MlLpYb Z+n8MXWtNKIgQ== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Shuah Khan , damon@lists.linux.dev, kernel-team@meta.com, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 6/6] selftests/damon/sysfs.py: test DAMOS schemes parameters setup Date: Sat, 28 Jun 2025 09:04:28 -0700 Message-Id: <20250628160428.53115-7-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250628160428.53115-1-sj@kernel.org> References: <20250628160428.53115-1-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" Add DAMON sysfs interface functionality tests for basic DAMOS schemes parameters setup. Signed-off-by: SeongJae Park --- tools/testing/selftests/damon/sysfs.py | 46 ++++++++++++++++++++++++-- 1 file changed, 43 insertions(+), 3 deletions(-) diff --git a/tools/testing/selftests/damon/sysfs.py b/tools/testing/selftes= ts/damon/sysfs.py index 3b085268f342..e67008fd055d 100755 --- a/tools/testing/selftests/damon/sysfs.py +++ b/tools/testing/selftests/damon/sysfs.py @@ -29,7 +29,9 @@ def main(): kdamonds =3D _damon_sysfs.Kdamonds( [_damon_sysfs.Kdamond( contexts=3D[_damon_sysfs.DamonCtx( - targets=3D[_damon_sysfs.DamonTarget(pid=3D-1)])])]) + targets=3D[_damon_sysfs.DamonTarget(pid=3D-1)], + schemes=3D[_damon_sysfs.Damos()], + )])]) err =3D kdamonds.start() if err is not None: print('kdamond start failed: %s' % err) @@ -66,8 +68,46 @@ def main(): { 'pid': 0, 'nr_regions': 0, 'regions_list': []}]: fail('adaptive targets', status) =20 - if ctx['schemes'] !=3D []: - fail('schemes') + if len(ctx['schemes']) !=3D 1: + fail('number of schemes', status) + + scheme =3D ctx['schemes'][0] + if scheme['pattern'] !=3D { + 'min_sz_region': 0, + 'max_sz_region': 2**64 - 1, + 'min_nr_accesses': 0, + 'max_nr_accesses': 2**32 - 1, + 'min_age_region': 0, + 'max_age_region': 2**32 - 1, + }: + fail('damos pattern', status) + if scheme['action'] !=3D 9: # stat + fail('damos action', status) + if scheme['apply_interval_us'] !=3D 0: + fail('damos apply interval', status) + if scheme['target_nid'] !=3D -1: + fail('damos target nid', status) + + if scheme['quota'] !=3D { + 'reset_interval': 0, + 'ms': 0, + 'sz': 0, + 'goals': [], + 'esz': 0, + 'weight_sz': 0, + 'weight_nr_accesses': 0, + 'weight_age': 0, + }: + fail('damos quota', status) + + if scheme['wmarks'] !=3D { + 'metric': 0, + 'interval': 0, + 'high': 0, + 'mid': 0, + 'low': 0, + }: + fail('damos wmarks', status) =20 kdamonds.stop() =20 --=20 2.39.5