From nobody Sun Oct 5 07:20:26 2025 Received: from mail-pl1-f202.google.com (mail-pl1-f202.google.com [209.85.214.202]) (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 1E2BA221F13 for ; Thu, 7 Aug 2025 08:50:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754556649; cv=none; b=fQfhZzNLliytSUclmOJ5iglisLE/wMAshaSnKNa1b0cLTUlstjRDGvXMJME63MV/UC/tX0CovFhcW4tZVLZ8CYci+g6vvUlrp7JrtIvn0QAxK3NrDQu5/LT6j4+SN4vgvfuD4BIoxd+0DpqMaPvgIFz3EVDap18AEP+6pE6Y3aQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754556649; c=relaxed/simple; bh=FwhFes50Tn7NJQfQMP0GASIlWrGFxqp9/xLR3m4889I=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=YpG6leVTEL4GTDHFgMah1EWCw9Cla6Ng0Tdh8jEQKqwWiSmbSzuV13PdouTLiBpRBEmUPXsUUGAd9sr7W3KEsfBcXZYDxf5Z7i/F4JSBCCmDj/i+vXhAXR/ztVg2yVSZYKJCSZ9wWeF+TK+cNCkURKq8QovaA8X73mC1ERO6XdA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--wakel.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=V6/ZhOnm; arc=none smtp.client-ip=209.85.214.202 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--wakel.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="V6/ZhOnm" Received: by mail-pl1-f202.google.com with SMTP id d9443c01a7336-2400b28296fso12298855ad.1 for ; Thu, 07 Aug 2025 01:50:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1754556647; x=1755161447; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=FF2oTQU3oNxnUp2FsWYDhFwL8LdokYGJ1eqoMrwki98=; b=V6/ZhOnmbN8lBeNpKuPWODrNNnxff2RM6RYxKWs/w9TfdEitdMunI9ThePQChNUpuM iV+Tmllq6KzD/nlCKSFdzTpNwg+4dDITUJc7L9l60lb/nwjSZr99Io0k9I9tT8lVuFe5 aWADZRYu/VcLKuXioVuuZjmA7k+eZZvg551UFy0GiOqmM8cgmzeSUR70jtd5bXhSOe69 2caf9SrB55vLYt4dVKN3DUXPX3YJFn1Mlwg9V9U3zE1andtNSI4IPdm+BQL8yPqaSjWQ bzwwgBll2e9p2CFi6mr2yz6tuRC4BBaVFjlnPPvgnHbwVzt437RHwnZ7JE70V0OHsVy2 Poaw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1754556647; x=1755161447; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=FF2oTQU3oNxnUp2FsWYDhFwL8LdokYGJ1eqoMrwki98=; b=nab2+m0dX14ea+D8fW9Vl+92P9rgGsonkRnIRujRHXcIT+DGLZ0lS6Xhzc2sP6Dh3S MglbHrm+0WH4zbA00SC68/uz89XNbE+S3THQKwt65knS50FezfLO1IrucwU2zcl0WW5Z SnXro+zxLpxJPSWAAVEMqdneYQhGssE/1ZxkRw6iDM3n0djd9MQguenN1IgY5JG/VBSd zv+3BnZJ4KOgPUtJcbZ/dVJ5FX1au6BCdPHn3382VM4yelzjCGmFtPrp3pTFKZ/Y3o6s adn3S93Rv5LE8+4hxYKp5ciN0RwxgIEgECaTfa8EQf118P996020PGbknBYCZxLzcz78 Ibmg== X-Forwarded-Encrypted: i=1; AJvYcCUprcaoPxSm0GnvdSBJ8aHSXdC3h1QSo2Hl1ccZevctnIa1ZRKeFY5tnPhL1XlWYYZHio7aIuMajmfCwzw=@vger.kernel.org X-Gm-Message-State: AOJu0YxV2q/Exss4kg2H802dJbemlp4vzUBxECJ3IdR6FQuQkFCwYlvc sTXXzvGjLpHEQAu6D7B+J+r/hhLPWtsH1fVf/IFvchroH7AClUYqgUnlpDpsOjhUuOxGw1RWZjX ZtA== X-Google-Smtp-Source: AGHT+IEh7maDHFXzzlyyjSh7c3D+bITMOC+qTmrEhkL//B6F/4b8wbqj0IR/qlWosbupwoAnhrwyx9TcBQ== X-Received: from plha17.prod.google.com ([2002:a17:902:ecd1:b0:23f:d0e0:7e93]) (user=wakel job=prod-delivery.src-stubby-dispatcher) by 2002:a17:903:32ca:b0:237:f76f:ce34 with SMTP id d9443c01a7336-2429f329b07mr85540905ad.15.1754556647417; Thu, 07 Aug 2025 01:50:47 -0700 (PDT) Date: Thu, 7 Aug 2025 16:50:42 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.50.1.703.g449372360f-goog Message-ID: <20250807085042.1690931-1-wakel@google.com> Subject: [PATCH] selftests/timers: Skip some posix_timers tests on kernels < 6.13 From: Wake Liu To: John Stultz , Thomas Gleixner , Anna-Maria Behnsen , Frederic Weisbecker , Shuah Khan Cc: Stephen Boyd , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, wakel@google.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Several tests in the posix_timers selftest fail on kernels older than 6.13. These tests check for timer behavior related to SIG_IGN, which was refactored in the 6.13 kernel cycle, notably by commit caf77435dd8a ("signal: Handle ignored signals in do_sigaction(action !=3D SIG_IGN)"). To ensure the selftests pass on older, stable kernels, gate the affected tests with a ksft_min_kernel_version(6, 13) check. Signed-off-by: Wake Liu --- tools/testing/selftests/timers/posix_timers.c | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/tools/testing/selftests/timers/posix_timers.c b/tools/testing/= selftests/timers/posix_timers.c index f0eceb0faf34..f228e51f8b58 100644 --- a/tools/testing/selftests/timers/posix_timers.c +++ b/tools/testing/selftests/timers/posix_timers.c @@ -256,6 +256,11 @@ static void *ignore_thread(void *arg) =20 static void check_sig_ign(int thread) { + if (!ksft_min_kernel_version(6, 13)) { + // see caf77435dd8a + ksft_test_result_skip("Depends on refactor of posix timers in 6.13\n"); + return; + } struct tmrsig tsig =3D { }; struct itimerspec its; unsigned int tid =3D 0; @@ -342,6 +347,10 @@ static void check_sig_ign(int thread) =20 static void check_rearm(void) { + if (!ksft_min_kernel_version(6, 13)) { + ksft_test_result_skip("Depends on refactor of posix timers in 6.13\n"); + return; + } struct tmrsig tsig =3D { }; struct itimerspec its; struct sigaction sa; @@ -398,6 +407,10 @@ static void check_rearm(void) =20 static void check_delete(void) { + if (!ksft_min_kernel_version(6, 13)) { + ksft_test_result_skip("Depends on refactor of posix timers in 6.13\n"); + return; + } struct tmrsig tsig =3D { }; struct itimerspec its; struct sigaction sa; @@ -455,6 +468,10 @@ static inline int64_t calcdiff_ns(struct timespec t1, = struct timespec t2) =20 static void check_sigev_none(int which, const char *name) { + if (!ksft_min_kernel_version(6, 13)) { + ksft_test_result_skip("Depends on refactor of posix timers in 6.13\n"); + return; + } struct timespec start, now; struct itimerspec its; struct sigevent sev; @@ -493,6 +510,10 @@ static void check_sigev_none(int which, const char *na= me) =20 static void check_gettime(int which, const char *name) { + if (!ksft_min_kernel_version(6, 13)) { + ksft_test_result_skip("Depends on refactor of posix timers in 6.13\n"); + return; + } struct itimerspec its, prev; struct timespec start, now; struct sigevent sev; --=20 2.50.1.703.g449372360f-goog