From patchwork Wed May 18 16:18:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Michal_Koutn=C3=BD?= X-Patchwork-Id: 12853827 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 129DDC433EF for ; Wed, 18 May 2022 16:19:17 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 8C49D8D0003; Wed, 18 May 2022 12:19:14 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6AF688D0002; Wed, 18 May 2022 12:19:14 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4CE678D0002; Wed, 18 May 2022 12:19:14 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 3456C6B0074 for ; Wed, 18 May 2022 12:19:14 -0400 (EDT) Received: from smtpin24.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 0693C327D5 for ; Wed, 18 May 2022 16:19:14 +0000 (UTC) X-FDA: 79479373428.24.F3999A2 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by imf23.hostedemail.com (Postfix) with ESMTP id D8E801400CE for ; Wed, 18 May 2022 16:18:55 +0000 (UTC) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 485DF1F9B3; Wed, 18 May 2022 16:19:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1652890752; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9TALER6uGEPhyDBJIGUBF4QopYcd9dTN133tIYMuZrM=; b=W/3z2HSBFhk3yXZ2o/G9I9W2gGRfm9inEi+FS+WztQ0y7WSOWwEIg2zthFnm1StjtsoWQ7 G/mpCtedChX9KQSNOi/yXYslgoqx9FnuyryWCN2odhBbf1Ez+kEWXnga+PXPGrSLlUXYBa R2sHd39pLOt3+U+N2nceEee+9eSCS4c= Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 18A1413ADC; Wed, 18 May 2022 16:19:12 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id QGQVBYAchWLqZAAAMHmgww (envelope-from ); Wed, 18 May 2022 16:19:12 +0000 From: =?utf-8?q?Michal_Koutn=C3=BD?= To: cgroups@vger.kernel.org, linux-mm@kvack.org Cc: Johannes Weiner , Michal Hocko , Roman Gushchin , Shakeel Butt , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Richard Palethorpe Subject: [PATCH v2 1/5] selftests: memcg: Fix compilation Date: Wed, 18 May 2022 18:18:55 +0200 Message-Id: <20220518161859.21565-2-mkoutny@suse.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220518161859.21565-1-mkoutny@suse.com> References: <20220518161859.21565-1-mkoutny@suse.com> MIME-Version: 1.0 Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=suse.com header.s=susede1 header.b="W/3z2HSB"; dmarc=pass (policy=quarantine) header.from=suse.com; spf=pass (imf23.hostedemail.com: domain of mkoutny@suse.com designates 195.135.220.29 as permitted sender) smtp.mailfrom=mkoutny@suse.com X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: D8E801400CE X-Rspam-User: X-Stat-Signature: phyui6zu566xhfxmfcxyfmcmidmrdb5y X-HE-Tag: 1652890735-525450 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: This fixes mis-applied changes from commit 72b1e03aa725 ("cgroup: account for memory_localevents in test_memcg_oom_group_leaf_events()"). Signed-off-by: Michal Koutný Reviewed-by: David Vernet Acked-by: Roman Gushchin --- .../selftests/cgroup/test_memcontrol.c | 25 +++++++++++-------- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/tools/testing/selftests/cgroup/test_memcontrol.c b/tools/testing/selftests/cgroup/test_memcontrol.c index 6ab94317c87b..c012db9d07d6 100644 --- a/tools/testing/selftests/cgroup/test_memcontrol.c +++ b/tools/testing/selftests/cgroup/test_memcontrol.c @@ -1241,7 +1241,16 @@ static int test_memcg_oom_group_leaf_events(const char *root) if (cg_read_key_long(child, "memory.events", "oom_kill ") <= 0) goto cleanup; - if (cg_read_key_long(parent, "memory.events", "oom_kill ") <= 0) + parent_oom_events = cg_read_key_long( + parent, "memory.events", "oom_kill "); + /* + * If memory_localevents is not enabled (the default), the parent should + * count OOM events in its children groups. Otherwise, it should not + * have observed any events. + */ + if (has_localevents && parent_oom_events != 0) + goto cleanup; + else if (!has_localevents && parent_oom_events <= 0) goto cleanup; ret = KSFT_PASS; @@ -1349,20 +1358,14 @@ static int test_memcg_oom_group_score_events(const char *root) if (!cg_run(memcg, alloc_anon, (void *)MB(100))) goto cleanup; - parent_oom_events = cg_read_key_long( - parent, "memory.events", "oom_kill "); - /* - * If memory_localevents is not enabled (the default), the parent should - * count OOM events in its children groups. Otherwise, it should not - * have observed any events. - */ - if ((has_localevents && parent_oom_events == 0) || - parent_oom_events > 0) - ret = KSFT_PASS; + if (cg_read_key_long(memcg, "memory.events", "oom_kill ") != 3) + goto cleanup; if (kill(safe_pid, SIGKILL)) goto cleanup; + ret = KSFT_PASS; + cleanup: if (memcg) cg_destroy(memcg);