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https://github.com/edk2-porting/linux-next.git
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b2f1c3db28
With the release of Linux 5.1 has been added a new syscall, clock_gettime64, that provided a 64 bit time value for a specified clock_ID to make the kernel Y2038 safe on 32 bit architectures. Extend the vdso correctness test to cover the newly exposed vdso function. Cc: Shuah Khan <shuah@kernel.org> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
93 lines
1.9 KiB
C
93 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* vdso_config.h: Configuration options for vDSO tests.
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* Copyright (c) 2019 Arm Ltd.
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*/
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#ifndef __VDSO_CONFIG_H__
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#define __VDSO_CONFIG_H__
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/*
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* Each architecture exports its vDSO implementation with different names
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* and a different version from the others, so we need to handle it as a
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* special case.
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*/
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#if defined(__arm__)
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#define VDSO_VERSION 0
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#define VDSO_NAMES 1
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#define VDSO_32BIT 1
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#elif defined(__aarch64__)
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#define VDSO_VERSION 3
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#define VDSO_NAMES 0
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#elif defined(__powerpc__)
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#define VDSO_VERSION 1
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#define VDSO_NAMES 0
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#define VDSO_32BIT 1
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#elif defined(__powerpc64__)
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#define VDSO_VERSION 1
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#define VDSO_NAMES 0
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#elif defined (__s390__)
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#define VDSO_VERSION 2
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#define VDSO_NAMES 0
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#define VDSO_32BIT 1
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#elif defined (__s390X__)
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#define VDSO_VERSION 2
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#define VDSO_NAMES 0
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#elif defined(__mips__)
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#define VDSO_VERSION 0
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#define VDSO_NAMES 1
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#define VDSO_32BIT 1
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#elif defined(__sparc__)
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#define VDSO_VERSION 0
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#define VDSO_NAMES 1
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#define VDSO_32BIT 1
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#elif defined(__i386__)
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#define VDSO_VERSION 0
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#define VDSO_NAMES 1
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#define VDSO_32BIT 1
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#elif defined(__x86_64__)
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#define VDSO_VERSION 0
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#define VDSO_NAMES 1
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#elif defined(__riscv__)
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#define VDSO_VERSION 5
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#define VDSO_NAMES 1
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#define VDSO_32BIT 1
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#else /* nds32 */
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#define VDSO_VERSION 4
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#define VDSO_NAMES 1
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#define VDSO_32BIT 1
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#endif
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static const char *versions[6] = {
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"LINUX_2.6",
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"LINUX_2.6.15",
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"LINUX_2.6.29",
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"LINUX_2.6.39",
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"LINUX_4",
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"LINUX_4.15",
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};
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static const char *names[2][6] = {
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{
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"__kernel_gettimeofday",
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"__kernel_clock_gettime",
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"__kernel_time",
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"__kernel_clock_getres",
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"__kernel_getcpu",
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#if defined(VDSO_32BIT)
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"__kernel_clock_gettime64",
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#endif
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},
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{
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"__vdso_gettimeofday",
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"__vdso_clock_gettime",
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"__vdso_time",
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"__vdso_clock_getres",
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"__vdso_getcpu",
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#if defined(VDSO_32BIT)
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"__vdso_clock_gettime64",
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#endif
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},
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};
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#endif /* __VDSO_CONFIG_H__ */
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