From patchwork Fri May 3 18:03:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SeongJae Park X-Patchwork-Id: 794506 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 AB092158844; Fri, 3 May 2024 18:03:23 +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=1714759404; cv=none; b=YTwwksw5Svbdx8exFcHytXV7GAVFP2SAOKJ5mpONFR1oVWg6ANpurOBk2QYk7DlKqZE4/c97RzeE4VteJlNSsa0ficx2XZEyNGWbsUq9l5fgFL6skOc2jy6aHXqRHXLv+5LRWX1vUtnQxxFRyjHwEcYEwQy4nrUuV5sMQ3Xj/u0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714759404; c=relaxed/simple; bh=BxWQ3nfJ8G0tvTTltgrGE2Vi8fVZjZKQ8RTpaGZaaWo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=tXu4t4ddHO/v1zGTnBY3yrkE+DtWAlNzQRLPjSackYKpO+NfNP75LAN4DmlRaoUI3hI7krBaSj7MgTdI0l0UaFM3MYoSO3xnBl7PsL64pIV5PgO7zKugsJQ9WUZNV2+MYuxpWpcb2bTjG6jKezBq19ekxrAe6+ob3fxVYgCspiU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ozf53p/Y; 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="ozf53p/Y" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E110DC4AF1C; Fri, 3 May 2024 18:03:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714759403; bh=BxWQ3nfJ8G0tvTTltgrGE2Vi8fVZjZKQ8RTpaGZaaWo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ozf53p/YJ8O1q9ETgyXzeTGjW/yQlxn6NO1VcwwlyB5fhh79Z/RU1DvDX94tKHXJu NsxMbG/hnGuFZpLqegru2su4C38GCd4GeW5Quns/i/+qP9o6be8FGs4t0BGVZB55Mn 9trnxuoEJq8oeqtK7BMePrWszC+NOztLCzuHG46t7ldbbHESDRT9Dwmltq/TaZ3Y/M BE5CX1uGYcY9suy8F8PdvDWsy+Fw6WJNRGelV/7dsjeVyxYEannjrjzGitWrtL5jjT CRis0hFCHlOrM/BpzLuYChhdkNGITy96Kn3Z0ap8peht+EgMJDHn63ctEz1Q+oWGKr U+M1NpLfXp42A== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Shuah Khan , damon@lists.linux.dev, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 02/10] selftests/damon/_damon_sysfs: check errors from nr_schemes file reads Date: Fri, 3 May 2024 11:03:10 -0700 Message-Id: <20240503180318.72798-3-sj@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240503180318.72798-1-sj@kernel.org> References: <20240503180318.72798-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 DAMON context staging method in _damon_sysfs.py is not checking the returned error from nr_schemes file read. Check it. Fixes: f5f0e5a2bef9 ("selftests/damon/_damon_sysfs: implement kdamonds start function") Signed-off-by: SeongJae Park --- tools/testing/selftests/damon/_damon_sysfs.py | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py index f80fdcef507c..fffa74a78bd7 100644 --- a/tools/testing/selftests/damon/_damon_sysfs.py +++ b/tools/testing/selftests/damon/_damon_sysfs.py @@ -341,6 +341,8 @@ class DamonCtx: nr_schemes_file = os.path.join( self.sysfs_dir(), 'schemes', 'nr_schemes') content, err = read_file(nr_schemes_file) + if err is not None: + return err if int(content) != len(self.schemes): err = write_file(nr_schemes_file, '%d' % len(self.schemes)) if err != None: From patchwork Fri May 3 18:03:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SeongJae Park X-Patchwork-Id: 794701 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 AB0D2158845; Fri, 3 May 2024 18:03:24 +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=1714759404; cv=none; b=nVnOOiJNq2rjwd8c04nmUSjN7EgHhlHKYzDfxUbL8qt1V+pz/EqR2u1HdNM+YuPlkw2sbwxwiSOsW0KbKSPkFE/UpG9wxZrR+LVxGPedllJm9VTeu+yEyvRtGpI73GrPu5MbYcIklWr33lkVlvKt6UcLx/sY9vricjNVi0+kh4k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714759404; c=relaxed/simple; bh=3OCJo+mdOOU+eYdVwx29gwu7K+0FClrtGDmTiLBUZvo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Ciuoz4YUwhiyZoNh+i8Fv1hJT1QsZFKDf+GNK1/JzG7ELLcMVUjJW16lJOKYs4Lmn38CAI+TtRpZBuKKBfCRRt0/akXP+a6F4vVOsT81J9K3IcLC56tyvjIeMQxWvvSzetdSXM8DfoOt4CB+4mW8vco/B1d9XhqWKPc8UHtJ6ys= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mNN27e7D; 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="mNN27e7D" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9BC55C4AF48; Fri, 3 May 2024 18:03:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714759404; bh=3OCJo+mdOOU+eYdVwx29gwu7K+0FClrtGDmTiLBUZvo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mNN27e7D0zmbKWvmat7LzEJ39cI0NXToH46je6GTKxDPulfpOt3Z+Hq0yQfmDRFCG YzLjFaAxqfcNfFodwdGgqkgdn7gM23A0H3HOgN6wPDz6/JDzbYbwOwPvO8jLQ44148 NJRIPYUQcnKfnmYFVTsRN7zt2P/QM0wO6rnqCyceKpojejtqUUslxMcrkltmbeEP01 FNbdumleZNUFrX8fq9RtfVWcxYWrayO6CV/yLnhKeF8BpqGsvUywy5IqnIWqcouWzm IbdAeCODmvwrjnL4E5ZgHWDSl6aVG3/lDSrMYXIrKTnZmHP5lBUzfEDWcRm6YWo35Q kZG9dG+PQvCYA== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Shuah Khan , damon@lists.linux.dev, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 03/10] selftests/damon/_damon_sysfs: find sysfs mount point from /proc/mounts Date: Fri, 3 May 2024 11:03:11 -0700 Message-Id: <20240503180318.72798-4-sj@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240503180318.72798-1-sj@kernel.org> References: <20240503180318.72798-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 _damon_sysfs.py assumes sysfs is mounted at /sys. In some systems, that might not be true. Find the mount point from /proc/mounts file content. Signed-off-by: SeongJae Park --- tools/testing/selftests/damon/_damon_sysfs.py | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py index fffa74a78bd7..5367e98817a9 100644 --- a/tools/testing/selftests/damon/_damon_sysfs.py +++ b/tools/testing/selftests/damon/_damon_sysfs.py @@ -2,7 +2,18 @@ import os -sysfs_root = '/sys/kernel/mm/damon/admin' +ksft_skip=4 + +sysfs_root = None +with open('/proc/mounts', 'r') as f: + for line in f: + dev_name, mount_point, dev_fs = line.split()[:3] + if dev_fs == 'sysfs': + sysfs_root = '%s/kernel/mm/damon/admin' % mount_point + break +if sysfs_root is None: + print('Seems sysfs not mounted?') + exit(ksft_skip) def write_file(path, string): "Returns error string if failed, or None otherwise" From patchwork Fri May 3 18:03:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SeongJae Park X-Patchwork-Id: 794505 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 50DC215886D; Fri, 3 May 2024 18:03:25 +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=1714759405; cv=none; b=iG5buyECkrIPCsEQNYD1tN7ZQAl25fx/mTiarsHLP+E1SBG0ZRMi1T96wgceHp4P+Rs0OzydhghBrMdKJxAKQstUM8tGRzVH9xzoB16ESIBTy5ZPgnwwVVu/C+jgOZy58DCd8qW7KqpO+wZ+6yJKCprd7p2WOWWVqVkEdnwxI5U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714759405; c=relaxed/simple; bh=O896s/BxYxzWe3ajbJ4BImY+pg58FthjeGXrHo/B0j4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=cDIv9AoC1YlLz0W0p/Bag9AfA4L30vnJhewDWoY1r0r7hZQaTsUVQthP1Av4efoTiDVykSSGhQ7fFkKte9pi2HfcUu0giYnj8qHZz5ChrtKNzwvEsggpNMmAY7Mq7IH6UV10P/MtYbxOC+x4zigSjIGTsyMB2pUcOuVOUjw8FtA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZA9XkNE+; 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="ZA9XkNE+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 574DBC4AF19; Fri, 3 May 2024 18:03:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714759404; bh=O896s/BxYxzWe3ajbJ4BImY+pg58FthjeGXrHo/B0j4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZA9XkNE+qEOq2aveG/dzoklGtVvPqKqMVRlrhy5FdFGRb1twcaqBmFuykp3wJR9Fz V1gFei8V8hmOgx0Om3/MYS0lSOy1AmFTu18wzIOd+LjyNSmfNDrPVLX2kNVSBy91yc OJXEjSWp0OSOWag8SUTM2g4O3TPJdk4QbqC302K/rzrAFORsQ/DHAGbR/5AM4D07/j wsXXEp1fS6dT/bFqk4Cb6AD+nxljDwPENxHadwdLiXv6mOhzyASMhGYVtAMdAqKGbT VkA8ok60PcpOl5uaeqqAJxKuTnP70hou30XOt2n1FQAuAmYZWLrLr7/dI3BlDVcrWy cFi3wMLJSxP+A== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Shuah Khan , damon@lists.linux.dev, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 04/10] selftests/damon/_damon_sysfs: use 'is' instead of '==' for 'None' Date: Fri, 3 May 2024 11:03:12 -0700 Message-Id: <20240503180318.72798-5-sj@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240503180318.72798-1-sj@kernel.org> References: <20240503180318.72798-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 _damon_sysfs.py is using '==' or '!=' for 'None'. Since 'None' is a singleton, using 'is' or 'is not' is more efficient. Use the more efficient one. Signed-off-by: SeongJae Park --- tools/testing/selftests/damon/_damon_sysfs.py | 80 +++++++++---------- 1 file changed, 40 insertions(+), 40 deletions(-) diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py index 5367e98817a9..01d4b8022d50 100644 --- a/tools/testing/selftests/damon/_damon_sysfs.py +++ b/tools/testing/selftests/damon/_damon_sysfs.py @@ -45,11 +45,11 @@ class DamosAccessPattern: self.nr_accesses = nr_accesses self.age = age - if self.size == None: + if self.size is None: self.size = [0, 2**64 - 1] - if self.nr_accesses == None: + if self.nr_accesses is None: self.nr_accesses = [0, 2**64 - 1] - if self.age == None: + if self.age is None: self.age = [0, 2**64 - 1] def sysfs_dir(self): @@ -58,27 +58,27 @@ class DamosAccessPattern: def stage(self): err = write_file( os.path.join(self.sysfs_dir(), 'sz', 'min'), self.size[0]) - if err != None: + if err is not None: return err err = write_file( os.path.join(self.sysfs_dir(), 'sz', 'max'), self.size[1]) - if err != None: + if err is not None: return err err = write_file(os.path.join(self.sysfs_dir(), 'nr_accesses', 'min'), self.nr_accesses[0]) - if err != None: + if err is not None: return err err = write_file(os.path.join(self.sysfs_dir(), 'nr_accesses', 'max'), self.nr_accesses[1]) - if err != None: + if err is not None: return err err = write_file( os.path.join(self.sysfs_dir(), 'age', 'min'), self.age[0]) - if err != None: + if err is not None: return err err = write_file( os.path.join(self.sysfs_dir(), 'age', 'max'), self.age[1]) - if err != None: + if err is not None: return err qgoal_metric_user_input = 'user_input' @@ -137,14 +137,14 @@ class DamosQuota: def stage(self): err = write_file(os.path.join(self.sysfs_dir(), 'bytes'), self.sz) - if err != None: + if err is not None: return err err = write_file(os.path.join(self.sysfs_dir(), 'ms'), self.ms) - if err != None: + if err is not None: return err err = write_file(os.path.join(self.sysfs_dir(), 'reset_interval_ms'), self.reset_interval_ms) - if err != None: + if err is not None: return err nr_goals_file = os.path.join(self.sysfs_dir(), 'goals', 'nr_goals') @@ -201,30 +201,30 @@ class Damos: def stage(self): err = write_file(os.path.join(self.sysfs_dir(), 'action'), self.action) - if err != None: + if err is not None: return err err = self.access_pattern.stage() - if err != None: + if err is not None: return err err = write_file(os.path.join(self.sysfs_dir(), 'apply_interval_us'), '%d' % self.apply_interval_us) - if err != None: + if err is not None: return err err = self.quota.stage() - if err != None: + if err is not None: return err # disable watermarks err = write_file( os.path.join(self.sysfs_dir(), 'watermarks', 'metric'), 'none') - if err != None: + if err is not None: return err # disable filters err = write_file( os.path.join(self.sysfs_dir(), 'filters', 'nr_filters'), '0') - if err != None: + if err is not None: return err class DamonTarget: @@ -243,7 +243,7 @@ class DamonTarget: def stage(self): err = write_file( os.path.join(self.sysfs_dir(), 'regions', 'nr_regions'), '0') - if err != None: + if err is not None: return err return write_file( os.path.join(self.sysfs_dir(), 'pid_target'), self.pid) @@ -275,27 +275,27 @@ class DamonAttrs: def stage(self): err = write_file(os.path.join(self.interval_sysfs_dir(), 'sample_us'), self.sample_us) - if err != None: + if err is not None: return err err = write_file(os.path.join(self.interval_sysfs_dir(), 'aggr_us'), self.aggr_us) - if err != None: + if err is not None: return err err = write_file(os.path.join(self.interval_sysfs_dir(), 'update_us'), self.update_us) - if err != None: + if err is not None: return err err = write_file( os.path.join(self.nr_regions_range_sysfs_dir(), 'min'), self.min_nr_regions) - if err != None: + if err is not None: return err err = write_file( os.path.join(self.nr_regions_range_sysfs_dir(), 'max'), self.max_nr_regions) - if err != None: + if err is not None: return err class DamonCtx: @@ -329,24 +329,24 @@ class DamonCtx: def stage(self): err = write_file( os.path.join(self.sysfs_dir(), 'operations'), self.ops) - if err != None: + if err is not None: return err err = self.monitoring_attrs.stage() - if err != None: + if err is not None: return err nr_targets_file = os.path.join( self.sysfs_dir(), 'targets', 'nr_targets') content, err = read_file(nr_targets_file) - if err != None: + if err is not None: return err if int(content) != len(self.targets): err = write_file(nr_targets_file, '%d' % len(self.targets)) - if err != None: + if err is not None: return err for target in self.targets: err = target.stage() - if err != None: + if err is not None: return err nr_schemes_file = os.path.join( @@ -356,11 +356,11 @@ class DamonCtx: return err if int(content) != len(self.schemes): err = write_file(nr_schemes_file, '%d' % len(self.schemes)) - if err != None: + if err is not None: return err for scheme in self.schemes: err = scheme.stage() - if err != None: + if err is not None: return err return None @@ -384,16 +384,16 @@ class Kdamond: nr_contexts_file = os.path.join(self.sysfs_dir(), 'contexts', 'nr_contexts') content, err = read_file(nr_contexts_file) - if err != None: + if err is not None: return err if int(content) != len(self.contexts): err = write_file(nr_contexts_file, '%d' % len(self.contexts)) - if err != None: + if err is not None: return err for context in self.contexts: err = context.stage() - if err != None: + if err is not None: return err err = write_file(os.path.join(self.sysfs_dir(), 'state'), 'on') return err @@ -401,20 +401,20 @@ class Kdamond: def update_schemes_tried_bytes(self): err = write_file(os.path.join(self.sysfs_dir(), 'state'), 'update_schemes_tried_bytes') - if err != None: + if err is not None: return err for context in self.contexts: for scheme in context.schemes: content, err = read_file(os.path.join(scheme.sysfs_dir(), 'tried_regions', 'total_bytes')) - if err != None: + if err is not None: return err scheme.tried_bytes = int(content) def update_schemes_stats(self): err = write_file(os.path.join(self.sysfs_dir(), 'state'), 'update_schemes_stats') - if err != None: + if err is not None: return err for context in self.contexts: for scheme in context.schemes: @@ -423,7 +423,7 @@ class Kdamond: 'sz_applied', 'qt_exceeds']: content, err = read_file( os.path.join(scheme.sysfs_dir(), 'stats', stat)) - if err != None: + if err is not None: return err stat_values.append(int(content)) scheme.stats = DamosStats(*stat_values) @@ -471,10 +471,10 @@ class Kdamonds: def start(self): err = write_file(os.path.join(self.sysfs_dir(), 'nr_kdamonds'), '%s' % len(self.kdamonds)) - if err != None: + if err is not None: return err for kdamond in self.kdamonds: err = kdamond.start() - if err != None: + if err is not None: return err return None From patchwork Fri May 3 18:03:13 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SeongJae Park X-Patchwork-Id: 794700 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 C03FE158A04; Fri, 3 May 2024 18:03:25 +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=1714759405; cv=none; b=ghO0c5FIdcxNoJcPtAC1EBm+3vq/qc4jJa/qy68u8l/YMUYICRY0/AkmXOoHQW69C8RSjp4K1UVtCelhQy+hvgk0BpjfWGs7+1COOYUz0geukz+LJ7psEWq+byPInYn7UDlyhfoK11RvoNKN+So4cSEKLa25JPyFV9ujorNFzi8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714759405; c=relaxed/simple; bh=wl4KaQNGGSUoln/HN59nrI9DZXm2wms4eum28pA9dLo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=cYHOpsSyaWVNLYzTZvEv8FPymtNMJ5VBHk9Oaq2ac0fngv74K5bp4dTciA2ZKngdeT2aDFq/l48ZLGPpCr3T0/WkuoJ1ybmOKeLsZgfGA5i1ymzkZm/nuHTxBNXZWGI6IXrbZQ2U8tgWBArQ82qmdSHpEemqhqEihpQpBTHjm+E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GcMdqlu0; 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="GcMdqlu0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2465BC116B1; Fri, 3 May 2024 18:03:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714759405; bh=wl4KaQNGGSUoln/HN59nrI9DZXm2wms4eum28pA9dLo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GcMdqlu028SzxGvUHkmkFsYzLK9DLlJ0smYEoaFbRsz6nd0eJHiWiTS3Ba1ejCjpw CoAJow0Rt1FgNM4tEdiLD6cQLwt8572cvjve44lT7OPGhFGsWFVAB7XqESNvHuT1LP VkqwJ0uEVSMlW/MsUzOQ4kEg9GJ4Gx96jyQXgPACJyMvdU1WnWWk7Q6v7RoCmlzCd4 UICxzjc+YRXF4qhGiU56z1PQL+iXRxM+cdpqMTXGlPNFqI7yF7kA5s3yamKARLqDPl +kVh3zZZUEy0UmxksbLdRSmD2MZLM8dXFRGY2EYvlxwlyDKlh52qs9Lv5odKsIFyxf bQDzBQivuom/w== From: SeongJae Park To: Andrew Morton Cc: SeongJae Park , Shuah Khan , damon@lists.linux.dev, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 05/10] selftests/damon: classify tests for functionalities and regressions Date: Fri, 3 May 2024 11:03:13 -0700 Message-Id: <20240503180318.72798-6-sj@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240503180318.72798-1-sj@kernel.org> References: <20240503180318.72798-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 DAMON selftests can be classified into two categories: functionalities and regressions. Functionality tests are for checking if the function is working as specified, while the regression tests are basically reproducers of previously reported and fixed bugs. The tests of the categories are mixed in the selftests Makefile. Separate those for easier understanding of the types of tests. Signed-off-by: SeongJae Park --- tools/testing/selftests/damon/Makefile | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/damon/Makefile b/tools/testing/selftests/damon/Makefile index 06c248880172..29a22f50e762 100644 --- a/tools/testing/selftests/damon/Makefile +++ b/tools/testing/selftests/damon/Makefile @@ -7,16 +7,21 @@ TEST_GEN_FILES += debugfs_target_ids_pid_leak TEST_GEN_FILES += access_memory TEST_FILES = _chk_dependency.sh _debugfs_common.sh + +# functionality tests TEST_PROGS = debugfs_attrs.sh debugfs_schemes.sh debugfs_target_ids.sh +TEST_PROGS += sysfs.sh +TEST_PROGS += sysfs_update_schemes_tried_regions_wss_estimation.py +TEST_PROGS += damos_quota.py damos_quota_goal.py damos_apply_interval.py +TEST_PROGS += reclaim.sh lru_sort.sh + +# regression tests (reproducers of previously found bugs) TEST_PROGS += debugfs_empty_targets.sh debugfs_huge_count_read_write.sh TEST_PROGS += debugfs_duplicate_context_creation.sh TEST_PROGS += debugfs_rm_non_contexts.sh TEST_PROGS += debugfs_target_ids_read_before_terminate_race.sh TEST_PROGS += debugfs_target_ids_pid_leak.sh -TEST_PROGS += sysfs.sh sysfs_update_removed_scheme_dir.sh +TEST_PROGS += sysfs_update_removed_scheme_dir.sh TEST_PROGS += sysfs_update_schemes_tried_regions_hang.py -TEST_PROGS += sysfs_update_schemes_tried_regions_wss_estimation.py -TEST_PROGS += damos_quota.py damos_quota_goal.py damos_apply_interval.py -TEST_PROGS += reclaim.sh lru_sort.sh include ../lib.mk