From nobody Fri Oct 3 00:00:55 2025 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 52B5C1A4E70; Tue, 9 Sep 2025 09:02:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757408557; cv=none; b=RXhcNViqi8wD5eAb9yI5wc8LW7/r95mtzFRiRJtsSOmgCL8bwPhWC/QlZ3B+r4afuQrOIHUe1SaLFo63Hq+v67SR1Fmjg3l2teKJHfV1SdQJA2V82wJNh36h6h20TcqzmCmJJ67ZcOR9vICJuKzV0NnoaKtEwSFoxEWzp8azvoo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757408557; c=relaxed/simple; bh=EIwdTPSsthwINXLiqzL2/xOmGg+SzdhUSXyKicm6qEo=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=pDM71ejONiBjdEDPWrnVioyII4D5VcrRLP7G9hLVYgvyvojwIgkEB3GS1Q+9qBNhJ6EDMyYrjfxbjDmZDVN95/dAxbRfND+G7ArhtNupxcEdhEQ8JErtNTU+2jP1MRNMIoKGSmZPn2yzl+y2vyxlVgZCOkJMCGsmmTjRSP+iKI8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=IIDQADgO; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=l82E0+Sf; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="IIDQADgO"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="l82E0+Sf" Date: Tue, 09 Sep 2025 09:02:32 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1757408554; h=from:from:sender:sender:reply-to:reply-to:subject:subject: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=rkzt4fOlY3iscHnRGdHeViGmEfrGtWKbA7OuKyLGTUQ=; b=IIDQADgOEG4iJS4ZlxoCFCQWLGU7uyWuB77CNT4To0j1bz4DD5s9wyH80NaE+eY0ZdwTtU sd21WuZPMluHwMcdebpNtQdG9sPs+zE6ENGBzm+dL2vCuoef36a4XdpZaBEg3Nm5LCpZXE X/47ufAPW/wfjp/adgfOMOqA1qYieQkSiZOcMmU7To3Zhsls93baq9aKla0vAzWDNriXk4 k0JfEYYU96y0qaSbGwPiON+1e9zapUYPv8dQ3lxRAQtXUH0K8dp0XpIkeAXpmXDjNZKMos 5FG5Z7gNVXHwdn1cfYg9hL8kNdUfHkRAGjy33hiRNVOCKClm4LKlmjn/frK1rQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1757408554; h=from:from:sender:sender:reply-to:reply-to:subject:subject: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=rkzt4fOlY3iscHnRGdHeViGmEfrGtWKbA7OuKyLGTUQ=; b=l82E0+SfREH+yh9Dy3z2pap3JMzCZ9RvLo/rL8R8VWzSybdbbsj3+OzOajlmmGRZwZo9pw s6RYN+727Z2YQDCw== From: tip-bot2 for Thomas =?utf-8?q?Wei=C3=9Fschuh?= Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: timers/vdso] selftests: vDSO: Drop vdso_test_clock_getres Cc: thomas.weissschuh@linutronix.de, Thomas Gleixner , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20250812-vdso-tests-fixes-v2-8-90f499dd35f8@linutronix.de> References: <20250812-vdso-tests-fixes-v2-8-90f499dd35f8@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <175740855292.1920.17183431952741104096.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the timers/vdso branch of tip: Commit-ID: e82bf7570d5ca3667a9038a3c5a42d451b949d89 Gitweb: https://git.kernel.org/tip/e82bf7570d5ca3667a9038a3c5a42d451= b949d89 Author: Thomas Wei=C3=9Fschuh AuthorDate: Tue, 12 Aug 2025 07:39:09 +02:00 Committer: Thomas Gleixner CommitterDate: Tue, 09 Sep 2025 10:57:39 +02:00 selftests: vDSO: Drop vdso_test_clock_getres vdso_test_abi provides the exact same functionality, properly uses kselftest.h and explicitly calls into the vDSO without relying on the libc. Drop the pointless testcase. Signed-off-by: Thomas Wei=C3=9Fschuh Signed-off-by: Thomas Gleixner Link: https://lore.kernel.org/all/20250812-vdso-tests-fixes-v2-8-90f499dd35= f8@linutronix.de --- tools/testing/selftests/vDSO/.gitignore | 1 +- tools/testing/selftests/vDSO/Makefile | 2 +- tools/testing/selftests/vDSO/vdso_test_clock_getres.c | 123 +--------- 3 files changed, 126 deletions(-) delete mode 100644 tools/testing/selftests/vDSO/vdso_test_clock_getres.c diff --git a/tools/testing/selftests/vDSO/.gitignore b/tools/testing/selfte= sts/vDSO/.gitignore index 30d5c8f..ba322a3 100644 --- a/tools/testing/selftests/vDSO/.gitignore +++ b/tools/testing/selftests/vDSO/.gitignore @@ -1,7 +1,6 @@ # SPDX-License-Identifier: GPL-2.0-only vdso_test vdso_test_abi -vdso_test_clock_getres vdso_test_correctness vdso_test_gettimeofday vdso_test_getcpu diff --git a/tools/testing/selftests/vDSO/Makefile b/tools/testing/selftest= s/vDSO/Makefile index 918a2ca..e361aca 100644 --- a/tools/testing/selftests/vDSO/Makefile +++ b/tools/testing/selftests/vDSO/Makefile @@ -4,7 +4,6 @@ include ../../../scripts/Makefile.arch TEST_GEN_PROGS :=3D vdso_test_gettimeofday TEST_GEN_PROGS +=3D vdso_test_getcpu TEST_GEN_PROGS +=3D vdso_test_abi -TEST_GEN_PROGS +=3D vdso_test_clock_getres ifeq ($(ARCH),$(filter $(ARCH),x86 x86_64)) TEST_GEN_PROGS +=3D vdso_standalone_test_x86 endif @@ -29,7 +28,6 @@ CFLAGS_NOLIBC :=3D -nostdlib -nostdinc -ffreestanding -fn= o-asynchronous-unwind-tab $(OUTPUT)/vdso_test_gettimeofday: parse_vdso.c vdso_test_gettimeofday.c $(OUTPUT)/vdso_test_getcpu: parse_vdso.c vdso_test_getcpu.c $(OUTPUT)/vdso_test_abi: parse_vdso.c vdso_test_abi.c -$(OUTPUT)/vdso_test_clock_getres: vdso_test_clock_getres.c =20 $(OUTPUT)/vdso_standalone_test_x86: vdso_standalone_test_x86.c parse_vdso.= c | headers $(OUTPUT)/vdso_standalone_test_x86: CFLAGS:=3D$(CFLAGS_NOLIBC) $(CFLAGS) diff --git a/tools/testing/selftests/vDSO/vdso_test_clock_getres.c b/tools/= testing/selftests/vDSO/vdso_test_clock_getres.c deleted file mode 100644 index b5d5f59..0000000 --- a/tools/testing/selftests/vDSO/vdso_test_clock_getres.c +++ /dev/null @@ -1,123 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note -/* - * vdso_clock_getres.c: Sample code to test clock_getres. - * Copyright (c) 2019 Arm Ltd. - * - * Compile with: - * gcc -std=3Dgnu99 vdso_clock_getres.c - * - * Tested on ARM, ARM64, MIPS32, x86 (32-bit and 64-bit), - * Power (32-bit and 64-bit), S390x (32-bit and 64-bit). - * Might work on other architectures. - */ - -#define _GNU_SOURCE -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "../kselftest.h" - -static long syscall_clock_getres(clockid_t _clkid, struct timespec *_ts) -{ - long ret; - - ret =3D syscall(SYS_clock_getres, _clkid, _ts); - - return ret; -} - -const char *vdso_clock_name[12] =3D { - "CLOCK_REALTIME", - "CLOCK_MONOTONIC", - "CLOCK_PROCESS_CPUTIME_ID", - "CLOCK_THREAD_CPUTIME_ID", - "CLOCK_MONOTONIC_RAW", - "CLOCK_REALTIME_COARSE", - "CLOCK_MONOTONIC_COARSE", - "CLOCK_BOOTTIME", - "CLOCK_REALTIME_ALARM", - "CLOCK_BOOTTIME_ALARM", - "CLOCK_SGI_CYCLE", - "CLOCK_TAI", -}; - -/* - * This function calls clock_getres in vdso and by system call - * with different values for clock_id. - * - * Example of output: - * - * clock_id: CLOCK_REALTIME [PASS] - * clock_id: CLOCK_BOOTTIME [PASS] - * clock_id: CLOCK_TAI [PASS] - * clock_id: CLOCK_REALTIME_COARSE [PASS] - * clock_id: CLOCK_MONOTONIC [PASS] - * clock_id: CLOCK_MONOTONIC_RAW [PASS] - * clock_id: CLOCK_MONOTONIC_COARSE [PASS] - */ -static inline int vdso_test_clock(unsigned int clock_id) -{ - struct timespec x, y; - - printf("clock_id: %s", vdso_clock_name[clock_id]); - clock_getres(clock_id, &x); - syscall_clock_getres(clock_id, &y); - - if ((x.tv_sec !=3D y.tv_sec) || (x.tv_nsec !=3D y.tv_nsec)) { - printf(" [FAIL]\n"); - return KSFT_FAIL; - } - - printf(" [PASS]\n"); - return KSFT_PASS; -} - -int main(int argc, char **argv) -{ - int ret =3D 0; - -#if _POSIX_TIMERS > 0 - -#ifdef CLOCK_REALTIME - ret +=3D vdso_test_clock(CLOCK_REALTIME); -#endif - -#ifdef CLOCK_BOOTTIME - ret +=3D vdso_test_clock(CLOCK_BOOTTIME); -#endif - -#ifdef CLOCK_TAI - ret +=3D vdso_test_clock(CLOCK_TAI); -#endif - -#ifdef CLOCK_REALTIME_COARSE - ret +=3D vdso_test_clock(CLOCK_REALTIME_COARSE); -#endif - -#ifdef CLOCK_MONOTONIC - ret +=3D vdso_test_clock(CLOCK_MONOTONIC); -#endif - -#ifdef CLOCK_MONOTONIC_RAW - ret +=3D vdso_test_clock(CLOCK_MONOTONIC_RAW); -#endif - -#ifdef CLOCK_MONOTONIC_COARSE - ret +=3D vdso_test_clock(CLOCK_MONOTONIC_COARSE); -#endif - -#endif - if (ret > 0) - return KSFT_FAIL; - - return KSFT_PASS; -}