From patchwork Thu Nov 24 21:21:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SeongJae Park X-Patchwork-Id: 13055361 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67DD1C47089 for ; Thu, 24 Nov 2022 21:21:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229619AbiKXVV3 (ORCPT ); Thu, 24 Nov 2022 16:21:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229623AbiKXVV0 (ORCPT ); Thu, 24 Nov 2022 16:21:26 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 975D793CF7; Thu, 24 Nov 2022 13:21:25 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 33C886223E; Thu, 24 Nov 2022 21:21:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 83EE2C4314E; Thu, 24 Nov 2022 21:21:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1669324885; bh=qgpIYxCoLxiSbmookPCEJSX95mijzZoDksXEWue5IhI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bg/AaYGuCYp4M6g57krHOS5GWS+hMi8p5mp+UkjqKaATqZdbygBxDo8pgT5J/V8X5 SeOHpO64VwGb7y2NaTnqWlKcalc/qi6/1yqlseWD2aN0cLZ/0YkzPD+ojVlCjvRKEV tSYo5MiT45nugk3U6ZhWpSImAmvbsV4ikvCk3UFc4RYwy3Ha4KpsJGmK3YSgVoFkQK x8D4bqBobH8wUsPcV4hGQ3erCz7bbPrQmYK9GHlUPwBQrZ6x6vEN9uq+K11ExWHJHy 2xNyShxK/2Ww69uIIYUGBPs7HvreQTYXdhvw2zuS7KG/0AVZPTh2PUzt8JDtgk8pt8 Y2I5aPTMH5/IA== From: SeongJae Park To: Andrew Morton Cc: Shuah Khan , damon@lists.linux.dev, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, SeongJae Park Subject: [RFC PATCH 09/11] selftests/damon/sysfs: test filters directory Date: Thu, 24 Nov 2022 21:21:12 +0000 Message-Id: <20221124212114.136863-10-sj@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221124212114.136863-1-sj@kernel.org> References: <20221124212114.136863-1-sj@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Add simple test cases for scheme filters of DAMON sysfs interface. The test cases check if the files are populated as expected, receives some valid inputs, and refuses some invalid inputs. Signed-off-by: SeongJae Park --- tools/testing/selftests/damon/sysfs.sh | 29 ++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/tools/testing/selftests/damon/sysfs.sh b/tools/testing/selftests/damon/sysfs.sh index db4942383a50..a00336ffdcad 100644 --- a/tools/testing/selftests/damon/sysfs.sh +++ b/tools/testing/selftests/damon/sysfs.sh @@ -96,6 +96,34 @@ test_stats() done } +test_filter() +{ + filter_dir=$1 + ensure_file "$filter_dir/type" "exist" "600" + ensure_write_succ "$filter_dir/type" "anon" "valid input" + ensure_write_succ "$filter_dir/type" "memcg" "valid input" + ensure_write_fail "$filter_dir/type" "foo" "invalid input" + ensure_file "$filter_dir/matching" "exist" "600" + ensure_file "$filter_dir/memcg_path" "exist" "600" +} + +test_filters() +{ + filters_dir=$1 + ensure_dir "$filters_dir" "exist" + ensure_file "$filters_dir/nr_filters" "exist" "600" + ensure_write_succ "$filters_dir/nr_filters" "1" "valid input" + test_filter "$filters_dir/0" + + ensure_write_succ "$filters_dir/nr_filters" "2" "valid input" + test_filter "$filters_dir/0" + test_filter "$filters_dir/1" + + ensure_write_succ "$filters_dir/nr_filters" "0" "valid input" + ensure_dir "$filters_dir/0" "not_exist" + ensure_dir "$filters_dir/1" "not_exist" +} + test_watermarks() { watermarks_dir=$1 @@ -143,6 +171,7 @@ test_scheme() test_access_pattern "$scheme_dir/access_pattern" test_quotas "$scheme_dir/quotas" test_watermarks "$scheme_dir/watermarks" + test_filters "$scheme_dir/filters" test_stats "$scheme_dir/stats" test_tried_regions "$scheme_dir/tried_regions" }