From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) (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 434CE5B1EB for ; Tue, 30 Jun 2026 21:33:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782855234; cv=none; b=jN76gBV3iWN+vtv9GLngBdKlcJgNbwDPydOrhAkkG90ZfLeWgPR/3ErcVZWIMGwRCEDra2L4mAlGh1CVqIqVac76cXDp4tN55iMmNpiPC+yKGqbn1PFADEirlztvYlRd1+XZ108dr3IoGuYmI51dzAV6Z6OH096joDMZkvLs63Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782855234; c=relaxed/simple; bh=7P5AGdyX9U2FgOtXbK8aoEINUpNsnYeYDub1cigFpDU=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=pDHZDsa0QXMUIRAPIxRlDEM4iftsp3cVa7qXOd1ua1bSMYPzPyvxbuZGeVF09Uom1cm/H9qVxGJHihpXr4b9MjmPGiYM5RZSUB4nZ6yi7Pf3vF3hwJgXb0RmdyvTZjMhDgnSepYn60tO1fUgudJeXYyLYIvnWFYwtKozeFM7/lU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--dmatlack.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=gtE+6SVw; arc=none smtp.client-ip=209.85.215.202 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--dmatlack.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="gtE+6SVw" Received: by mail-pg1-f202.google.com with SMTP id 41be03b00d2f7-c88da04b71dso2598790a12.3 for ; Tue, 30 Jun 2026 14:33:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1782855231; x=1783460031; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=z7X3kTpmZ4bguf8y7uJQ1FnujZXkLnCFBhY8iEZTYJQ=; b=gtE+6SVwUzeLEpi8b+ZV493kdeKgKE99DnJHqUuKh5Z7KV+jLv8i2mqYOt32pn9cV0 uCIakkUMf8Y4EBFrEfA4ltbPTxqRH4XRUAjCUQgj8VIt68lxuiL/XNQhjp6cxOSiUMcK QCDemXOaxjlcQVcR17oqfXd9y34coCIP2g0ubPR8EeHCmLFAzp62ENMKs3RoXpGjmRjG mQ/u8+Mx3wlC5s71z4RduH20Zo4h//HKspymIn0nC1fPB2QZ8Il98QDxOAVL+FrGv2// 3fcYxD5Vf1ISGwGcoeYlkIMAdv1KVKv9NIjFMnOsK+lI5IUVX1JATkWuTJQr+Ctb7NcY lyaQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782855231; x=1783460031; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=z7X3kTpmZ4bguf8y7uJQ1FnujZXkLnCFBhY8iEZTYJQ=; b=Td8P8DqmumliMjWt6y4zLzj00aYWr7ID6mO4rgEGbqNAPn6xpqX01xMT45tJi23Xcw vL15Hd4tv7uv+9L4LHpxoK1yYFOhE863HfSesmjseJRUFtZKLPrK8vRULNO1mLRm+sJ5 74bpnRov5qavj4OYfcAmyp0MS6vkD7MJJyB1q92WmGmyu2zJ/Hd67Zw6zt4HXYjtl6FZ 2F+bqMVc7aUSX4JJLnpxa4J7iWTQxrY4wpvdO6jQsiC3RX91zNij7MlnHckLHxAEaZb/ LmZJztL3+ww6Xt1lJRqZI2a6k1211OL9aHjJelBR8h/cUMLOViwSuX2eeFgtmbxZmVj5 8Efw== X-Forwarded-Encrypted: i=1; AFNElJ993Hg+4kylvwHJGeFQ8F+vPr8DJCKPJxqcb+3+mHUlRlkvuETatu29oq7xYevyvjqJ/X2xz5AtaOSDrmbuTfw=@vger.kernel.org X-Gm-Message-State: AOJu0Yx8gmp5vYhkFBbS6VvztPqyWWOB7Bb9ghJvRmsI7a1CeHfPqB1l Bhxv2qF/QbIAw2njYSql+L0r7bFoXET8PaoHgNhLolSi+4zZCLFeVQjSUqIJ8ZMvyBlRYXQejYm LkKzKALRfDq9M1Q== X-Received: from pgq38.prod.google.com ([2002:a63:1066:0:b0:c86:5f41:8c94]) (user=dmatlack job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a21:62c4:b0:3bf:49c8:f73 with SMTP id adf61e73a8af0-3bfc52b1d7emr4595479637.35.1782855231357; Tue, 30 Jun 2026 14:33:51 -0700 (PDT) Date: Tue, 30 Jun 2026 21:33:41 +0000 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.55.0.rc0.799.gd6f94ed593-goog Message-ID: <20260630213341.1664345-1-dmatlack@google.com> Subject: [PATCH] selftests: harness: Mark test fixture objects __maybe_unused From: David Matlack To: linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, llvm@lists.linux.dev Cc: Alex Williamson , Andy Lutomirski , Bill Wendling , David Matlack , Justin Stitt , Kees Cook , Nathan Chancellor , Nick Desaulniers , Raghavendra Rao Ananta , Shuah Khan , Vipin Sharma , Will Drewry , Aaron Lewis Content-Type: text/plain; charset="UTF-8" Mark test fixture objects __maybe_unused since they will not be used when there are fixture variants (the variants will be used instead). This fixes the VFIO selftest build with clang and -Werror: vfio_dma_mapping_mmio_test.c:106:1: error: variable '_vfio_dma_mapping_mmio_test_map_full_bar_object' set but not used [-Werror,-Wunused-but-set-global] 106 | TEST_F(vfio_dma_mapping_mmio_test, map_full_bar) | ^ ./../kselftest_harness.h:398:2: note: expanded from macro 'TEST_F' 398 | __TEST_F_IMPL(fixture_name, test_name, -1, TEST_TIMEOUT_DEFAULT) | ^ ./../kselftest_harness.h:470:33: note: expanded from macro '__TEST_F_IMPL' 470 | static struct __test_metadata *_##fixture_name##_##test_name##_object; \ | Fixes: ff556bd98348 ("vfio: selftests: Add -Wall and -Werror to the Makefile") Reported-by: Aaron Lewis Signed-off-by: David Matlack --- tools/testing/selftests/kselftest_harness.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h index 261e4df94d9d..29a19bc87084 100644 --- a/tools/testing/selftests/kselftest_harness.h +++ b/tools/testing/selftests/kselftest_harness.h @@ -467,7 +467,7 @@ static inline void __kselftest_memset_safe(void *s, int c, size_t n) !__atomic_test_and_set(_metadata->no_teardown, __ATOMIC_RELAXED)) \ fixture_name##_teardown(_metadata, self, variant); \ } \ - static struct __test_metadata *_##fixture_name##_##test_name##_object; \ + static struct __test_metadata *_##fixture_name##_##test_name##_object __maybe_unused; \ static void __attribute__((constructor(KSELFTEST_PRIO_TEST))) \ _register_##fixture_name##_##test_name(void) \ { \ base-commit: dc59e4fea9d83f03bad6bddf3fa2e52491777482 -- 2.55.0.rc0.799.gd6f94ed593-goog