From nobody Mon Jun 8 04:19:59 2026 Received: from mail-dy1-f202.google.com (mail-dy1-f202.google.com [74.125.82.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9F912381B02 for ; Tue, 2 Jun 2026 07:31:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780385513; cv=none; b=XHGSSoMhoxSVZ3tkrMR/1jedSJEDK3B/OdaaTmq8haxqeWnLMnxiBeoO986N6ptR/7Ef4UMMXJrrq93XYeocyeYKj70wOjIyfxKCZq+F56CArcOtZ8nnn/TxxdkOkoLXYq+quAtJMUx2wbF0+4OsccNjtw+f25HXxLSq7tkpoN0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780385513; c=relaxed/simple; bh=mEHerDP1++opy8FyGsbuBHUJm+qBAzla9yXOjxT+n1Q=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=fkAxk6SBtdgTjSTWayLvGHcvJr/QTJHnWpxEKG9ShCalGDl6U1bqcRJjnI1PGnudRNbl7rF31HZ6oZImTAA0GuZCg7BunfL6hoHFvVPdW9/gAPFJcGXwTJTl0ZRm3g7cw1OFPFs5poN3uxSqOcziksEgI6x7CofkrkNKiWeQ3Ko= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=Mmj6E8OQ; arc=none smtp.client-ip=74.125.82.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Mmj6E8OQ" Received: by mail-dy1-f202.google.com with SMTP id 5a478bee46e88-304ea1eea05so11863867eec.0 for ; Tue, 02 Jun 2026 00:31:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1780385509; x=1780990309; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=dMAmpupralEEXdLFpGMCVqRubuVkIMhVdyqS5bCiVVQ=; b=Mmj6E8OQmi4wBX+S9M4UDlIFaEtvmPAg0t87hgCu0FLK/zxpfh1YcWt9pGfaRJnVq6 c17GG7hppJit+ktsfd9Ew7MVbYcBYthpv0IHR/U2nnGMxinAlDFaDzwBsquL26BP6H+c RqqMc4oi8B5M5ajg2uxV+6RWfc0FiMUR35Tg+lsKrqg7nthDUaYBnues3oZJwGWP9zDz 2eHyzlbUBXyqRD7yZqAMmckGQSXwRw5dg+o/k+oc4pCzHk8p+Y2pGvD35M/Fu49uGO8G HDg2j0coejcqgA9Z2flqNzZY9DUWlEpw4H2IsT2WWKkBAuwuFpiLNqaNAvGtQi2mIe+X 37rQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780385509; x=1780990309; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=dMAmpupralEEXdLFpGMCVqRubuVkIMhVdyqS5bCiVVQ=; b=rRwxXC8Du1VJtpeypda5XXYb2+NQE5heFIX8H752TjeKmNBh5blQ5bq6GwmEg7GwsU mOnj1AH2jtQBivVrjht7/wbwPoKL7qIR804HsCRIe9myMYDFB6aUcDKLc41bgMI3Txn5 4NQO2Qz1yej4jQs/RPhXI/w3UYqYEkf7XmyKCKwtXjGFylmQhj1YIk4oz7nAoZH8tPPt CLcUkj+jp7iKnvCIDF+T2XgTP0Y0ogCIFQsbZGOGos9rrMnl9HWcz345q+z6BoIwipDY X0mBJDW9dxGSheRooX9Ub2YK3flho59vn154zjhixV9MScVzPnUUiaYPocSqkmyaNIif TShA== X-Forwarded-Encrypted: i=1; AFNElJ/iOIqi7bXG2wk0IjInZyGnzHYcG4Zc2U5cKlCxEjZJGJU3ZbBRHHJmta2Gg+fI/ZfgEiZA/Yts0Wd6mL0=@vger.kernel.org X-Gm-Message-State: AOJu0YzF87XLJIbiWp1gyNA3NjPGczhLsWX3S9JQU72wpvH+8UIMtHoc hnPxAJkDSKszWbK2WvXkQVfEzptFwEWric/U6cpvyKWRy4b6q5Uvohbn7scN8zoYY3eZAnTtawM RBU6Nw4A35w== X-Received: from dycna11.prod.google.com ([2002:a05:7300:ea8b:b0:2f6:cacc:a338]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7301:1698:b0:304:e865:f7d1 with SMTP id 5a478bee46e88-304fa74349amr7066793eec.25.1780385509303; Tue, 02 Jun 2026 00:31:49 -0700 (PDT) Date: Tue, 2 Jun 2026 00:31:20 -0700 In-Reply-To: <20260602073132.2653307-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260601061401.1541457-1-irogers@google.com> <20260602073132.2653307-1-irogers@google.com> X-Mailer: git-send-email 2.54.0.929.g9b7fa37559-goog Message-ID: <20260602073132.2653307-6-irogers@google.com> Subject: [PATCH v7] perf test: Support dynamic test suites with setup callback and private data From: Ian Rogers To: irogers@google.com, acme@kernel.org, namhyung@kernel.org Cc: adrian.hunter@intel.com, alexander.shishkin@linux.intel.com, james.clark@linaro.org, jolsa@kernel.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, mingo@redhat.com, peterz@infradead.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add void *priv to struct test_case to allow passing per-test context. Add int (*setup)(struct test_suite *) to struct test_suite to allow dynamic generation of test cases. Update build_suites() to invoke the setup callback for each suite if present, ensuring dynamic cases are available before listing or running. Assisted-by: Gemini-CLI:Google Gemini 3 Signed-off-by: Ian Rogers --- tools/perf/tests/builtin-test.c | 15 ++++++++++++++- tools/perf/tests/tests.h | 2 ++ 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-tes= t.c index 7946878195b7..2ccb52a776cc 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -765,10 +765,19 @@ static struct test_suite **build_suites(void) for (size_t i =3D 0, j =3D 0; i < ARRAY_SIZE(suites); i++, j =3D 0) \ while ((suite =3D suites[i][j++]) !=3D NULL) =20 - for_each_suite(t) + for_each_suite(t) { + if (t->setup) { + int ret =3D t->setup(t); + + if (ret < 0) + return NULL; + } num_suites++; + } =20 result =3D calloc(num_suites + 1, sizeof(struct test_suite *)); + if (!result) + return NULL; =20 for (int pass =3D 1; pass <=3D 2; pass++) { for_each_suite(t) { @@ -831,6 +840,8 @@ int cmd_test(int argc, const char **argv) argc =3D parse_options_subcommand(argc, argv, test_options, test_subcomma= nds, test_usage, 0); if (argc >=3D 1 && !strcmp(argv[0], "list")) { suites =3D build_suites(); + if (!suites) + return -ENOMEM; ret =3D perf_test__list(stdout, suites, argc - 1, argv + 1); free(suites); return ret; @@ -863,6 +874,8 @@ int cmd_test(int argc, const char **argv) rlimit__bump_memlock(); =20 suites =3D build_suites(); + if (!suites) + return -ENOMEM; ret =3D __cmd_test(suites, argc, argv, skiplist); free(suites); return ret; diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h index ee00518bf36f..9bcf1dbb0663 100644 --- a/tools/perf/tests/tests.h +++ b/tools/perf/tests/tests.h @@ -38,12 +38,14 @@ struct test_case { const char *skip_reason; test_fnptr run_case; bool exclusive; + void *priv; }; =20 struct test_suite { const char *desc; struct test_case *test_cases; void *priv; + int (*setup)(struct test_suite *suite); }; =20 #define DECLARE_SUITE(name) \ --=20 2.54.0.929.g9b7fa37559-goog