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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm64/include/asm/vdso.h | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm64/include/asm/vdso.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/vdso.h b/arch/arm64/include/asm/vdso.h new file mode 100644 index 000000000..b4ae32109 --- /dev/null +++ b/arch/arm64/include/asm/vdso.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2012 ARM Limited + */ +#ifndef __ASM_VDSO_H +#define __ASM_VDSO_H + +/* + * 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 + +#define __VVAR_PAGES 2 + +#ifndef __ASSEMBLY__ + +#include <generated/vdso-offsets.h> +#ifdef CONFIG_COMPAT_VDSO +#include <generated/vdso32-offsets.h> +#endif + +#define VDSO_SYMBOL(base, name) \ +({ \ + (void *)(vdso_offset_##name - VDSO_LBASE + (unsigned long)(base)); \ +}) + +extern char vdso_start[], vdso_end[]; +extern char vdso32_start[], vdso32_end[]; + +#endif /* !__ASSEMBLY__ */ + +#endif /* __ASM_VDSO_H */ |