linux_dsm_epyc7002/arch/nds32/include/asm/vdso.h
Greentime Hu eefacd1dfe nds32: VDSO support
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>
2018-02-22 10:44:33 +08:00

25 lines
426 B
C

/*
* SPDX-License-Identifier: GPL-2.0
* Copyright (C) 2005-2017 Andes Technology Corporation
*/
#ifndef __ASM_VDSO_H
#define __ASM_VDSO_H
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
#include <generated/vdso-offsets.h>
#define VDSO_SYMBOL(base, name) \
({ \
(unsigned long)(vdso_offset_##name + (unsigned long)(base)); \
})
#endif /* !__ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* __ASM_VDSO_H */