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eefacd1dfe
This patch adds VDSO support. The VDSO code is currently used for sys_rt_sigreturn() and optimised gettimeofday() (using the SoC timer counter). Signed-off-by: Vincent Chen <vincentc@andestech.com> Signed-off-by: Greentime Hu <greentime@andestech.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
25 lines
426 B
C
25 lines
426 B
C
/*
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* SPDX-License-Identifier: GPL-2.0
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* Copyright (C) 2005-2017 Andes Technology Corporation
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*/
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#ifndef __ASM_VDSO_H
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#define __ASM_VDSO_H
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#ifdef __KERNEL__
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#ifndef __ASSEMBLY__
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#include <generated/vdso-offsets.h>
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#define VDSO_SYMBOL(base, name) \
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({ \
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(unsigned long)(vdso_offset_##name + (unsigned long)(base)); \
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})
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#endif /* !__ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* __ASM_VDSO_H */
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