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imf31.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=DVZKTFvI; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf31.hostedemail.com: domain of david@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=david@kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1787667699; b=kV81V9cFxyRSo2RoF4Wxw1lEcH+6sO/OB97/c+22C2M73mgST/qAbsYDgEO2HElRu3iBFZ X1S6pHrciCL2FoutZ8m3YPdfO8zOiINuLptTvJOXqWZ4AQWVgeV7HWv/faajao+mLnV5j8 yDQ6LGl9lfRnaX3FICXeUMTIorWa3OY= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 7DC7A43A30; Tue, 25 Aug 2026 14:21:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8BE01F000E9; Tue, 25 Aug 2026 14:21:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787667698; bh=8b/TJsXHB/XozJI5wXe/xzYJFnEOoZHE7j2Gbt/52uk=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=DVZKTFvITbFdxEW/KNwbUMuga8mUJt48vBMCM2ld8TU2FCHZcsOG0Dq7gmfHjM0Bx xQ2f9VsJtomANbCQJLYAF/rbw1h39e0ALymilmEd8ywPGKN3Mzh1t6tJ2ostDQ05gG stMZSlByJqP/VncOkl8qLoMpNtrjdAIfXVHtruT1D+hLVbS01WIm55x/dSZZpLdGdz Jz3oo0eQg37ZWFiROX5gi7WJgBewZera2BcghNt5Ji8OihjrGcmOkF5zS3w2hMdYy2 9P8CeJ7IU39ogelRkwpqzSFi/bpncBN/QFGtsJs3wDBkWdX6MCj99UCd9G6T11EGAo jLBVXqx2N4LhA== Message-ID: Date: Tue, 25 Aug 2026 16:21:32 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] selftests/mm: fix incorrect skip output in pkey_sighandler_tests To: Zenghui Yu , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Cc: akpm@linux-foundation.org, ljs@kernel.org, liam@infradead.org, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, shuah@kernel.org References: <20260825123023.64418-1-zenghui.yu@linux.dev> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzS5EYXZpZCBIaWxk ZW5icmFuZCAoQ3VycmVudCkgPGRhdmlkQGtlcm5lbC5vcmc+wsGQBBMBCAA6AhsDBQkmWAik AgsJBBUKCQgCFgICHgUCF4AWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaYJt/AIZAQAKCRBN 3hD3AP+DWriiD/9BLGEKG+N8L2AXhikJg6YmXom9ytRwPqDgpHpVg2xdhopoWdMRXjzOrIKD g4LSnFaKneQD0hZhoArEeamG5tyo32xoRsPwkbpIzL0OKSZ8G6mVbFGpjmyDLQCAxteXCLXz ZI0VbsuJKelYnKcXWOIndOrNRvE5eoOfTt2XfBnAapxMYY2IsV+qaUXlO63GgfIOg8RBaj7x 3NxkI3rV0SHhI4GU9K6jCvGghxeS1QX6L/XI9mfAYaIwGy5B68kF26piAVYv/QZDEVIpo3t7 /fjSpxKT8plJH6rhhR0epy8dWRHk3qT5tk2P85twasdloWtkMZ7FsCJRKWscm1BLpsDn6EQ4 jeMHECiY9kGKKi8dQpv3FRyo2QApZ49NNDbwcR0ZndK0XFo15iH708H5Qja/8TuXCwnPWAcJ DQoNIDFyaxe26Rx3ZwUkRALa3iPcVjE0//TrQ4KnFf+lMBSrS33xDDBfevW9+Dk6IISmDH1R HFq2jpkN+FX/PE8eVhV68B2DsAPZ5rUwyCKUXPTJ/irrCCmAAb5Jpv11S7hUSpqtM/6oVESC 3z/7CzrVtRODzLtNgV4r5EI+wAv/3PgJLlMwgJM90Fb3CB2IgbxhjvmB1WNdvXACVydx55V7 LPPKodSTF29rlnQAf9HLgCphuuSrrPn5VQDaYZl4N/7zc2wcWM7BTQRVy5+RARAA59fefSDR 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY qIws/H2t In-Reply-To: <20260825123023.64418-1-zenghui.yu@linux.dev> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 6AFAE20004 X-Stat-Signature: 4n71gz7wkgimm6chg9e3p55bhotom1bn X-Rspam-User: X-Rspamd-Server: rspam11 X-HE-Tag: 1787667699-44742 X-HE-Meta: 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 CWHmg1bL DpOzljrO2gAwKIpk+dUTYG1Km6wU8P9vdvaM3R4mi0nZyjJLwiLwQ+uzt6yPXiBtvY1Tbp5VaRk9pLOwYwgYMkC75RN5Hjc6ibRtQc6d2JXAFx1d7OEGo1Q4n/0EJQrsxwQPN29W1NB79DxXKUsNVp9TbeAn6OgCUOTdfnn8+hF5tEpWbCcm40iTnIg8XMKveYQCrB0Yb4nIE0MmuU0+NgY83valjJK5qrkJ+WMon6te92GSamIk3zrToqmdu2+GHni32ehBoyQmavTlF0NLEmXR2Er6avU2fp+SMZFhrD801y/fHSNOJDKOuMEcNozON5k0RO6kuI10hXXjeF1wXflavi0DXHQ0aMpSXp7kP9VMnBTw= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 8/25/26 14:30, Zenghui Yu wrote: > From: "Zenghui Yu (Huawei)" > > When pkeys is not supported, ksft_exit_skip() runs with ksft_plan already > set, which takes the "ok N # SKIP" branch intended for skipping a single > test case. The result is a TAP plan of 5 but only one result line. > > $ ./pkey_sighandler_tests > TAP version 13 > 1..5 > ok 1 # SKIP pkeys not supported > # 1 skipped test(s) detected. Consider enabling relevant config options to improve coverage. > # Planned tests != run tests (5 != 1) > # Totals: pass:0 fail:0 xfail:0 xpass:0 skip:1 error:0 > > Move ksft_set_plan() after the skip check so ksft_exit_skip() takes > the "1..0 # SKIP" branch, the correct TAP representation for > skipping an entire test file. > > $ ./pkey_sighandler_tests > TAP version 13 > 1..0 # SKIP pkeys not supported > > Signed-off-by: Zenghui Yu (Huawei) > --- > tools/testing/selftests/mm/pkey_sighandler_tests.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/tools/testing/selftests/mm/pkey_sighandler_tests.c b/tools/testing/selftests/mm/pkey_sighandler_tests.c > index c218d0510a2a..74bf79a5399d 100644 > --- a/tools/testing/selftests/mm/pkey_sighandler_tests.c > +++ b/tools/testing/selftests/mm/pkey_sighandler_tests.c > @@ -543,11 +543,12 @@ static void (*pkey_tests[])(void) = { > int main(int argc, char *argv[]) > { > ksft_print_header(); > - ksft_set_plan(ARRAY_SIZE(pkey_tests)); > > if (!is_pkeys_supported()) > ksft_exit_skip("pkeys not supported\n"); > > + ksft_set_plan(ARRAY_SIZE(pkey_tests)); > + > for (test_nr = 0; test_nr < ARRAY_SIZE(pkey_tests); test_nr++) { > tracing_on(); > (*pkey_tests[test_nr])(); We also handle it like that in soft-dirty.c, so why not Acked-by: David Hildenbrand (Arm) -- Cheers, David