linux_dsm_epyc7002/arch/arm64/include/asm/vdso.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2012 ARM Limited
 */
#ifndef __ASM_VDSO_H
#define __ASM_VDSO_H

#ifdef __KERNEL__

/*
 * Default link address for the vDSO.
 * Since we randomise the VDSO mapping, there's little point in trying
 * to prelink this.
 */
#define VDSO_LBASE	0x0

#ifndef __ASSEMBLY__

#include <generated/vdso-offsets.h>

#define VDSO_SYMBOL(base, name)						   \
({									   \
	(void *)(vdso_offset_##name - VDSO_LBASE + (unsigned long)(base)); \
})

#endif /* !__ASSEMBLY__ */

#endif /* __KERNEL__ */

#endif /* __ASM_VDSO_H */
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 234 Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not see http www gnu org licenses extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 503 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Enrico Weigelt <info@metux.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190602204653.811534538@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2019-06-03 12:44:50 +07:00			`/* SPDX-License-Identifier: GPL-2.0-only */`
arm64: VDSO support This patch adds VDSO support for 64-bit applications. The VDSO code is currently used for sys_rt_sigreturn() and optimised gettimeofday() (using the user-accessible generic counter). Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de> 2012-03-05 18:49:31 +07:00			`/*`
			`* Copyright (C) 2012 ARM Limited`
			`*/`
			`#ifndef __ASM_VDSO_H`
			`#define __ASM_VDSO_H`

			`#ifdef __KERNEL__`

			`/*`
			`* Default link address for the vDSO.`
			`* Since we randomise the VDSO mapping, there's little point in trying`
			`* to prelink this.`
			`*/`
			`#define VDSO_LBASE 0x0`

			`#ifndef __ASSEMBLY__`

			`#include <generated/vdso-offsets.h>`

			`#define VDSO_SYMBOL(base, name) \`
			`({ \`
			`(void *)(vdso_offset_##name - VDSO_LBASE + (unsigned long)(base)); \`
			`})`

			`#endif /* !__ASSEMBLY__ */`

			`#endif /* __KERNEL__ */`

			`#endif /* __ASM_VDSO_H */`