diff options
| author | Clyne Sullivan <clyne@bitgloo.com> | 2022-04-20 23:03:00 -0400 |
|---|---|---|
| committer | Clyne Sullivan <clyne@bitgloo.com> | 2022-04-20 23:03:00 -0400 |
| commit | 700a1b10b3a9d021b6a02d0f837ddfde52578634 (patch) | |
| tree | 7f4e7164bd747d490a7663e324b9ec4eecfa4900 /preinit/linux-headers/asm/unistd.h | |
| parent | 3d25ee9a165c3962473194c6c0e913fbbeb7045e (diff) | |
initial commit
Diffstat (limited to 'preinit/linux-headers/asm/unistd.h')
| -rw-r--r-- | preinit/linux-headers/asm/unistd.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/preinit/linux-headers/asm/unistd.h b/preinit/linux-headers/asm/unistd.h new file mode 100644 index 0000000..d2af42d --- /dev/null +++ b/preinit/linux-headers/asm/unistd.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _ASM_X86_UNISTD_H +#define _ASM_X86_UNISTD_H + +/* + * x32 syscall flag bit. Some user programs expect syscall NR macros + * and __X32_SYSCALL_BIT to have type int, even though syscall numbers + * are, for practical purposes, unsigned long. + * + * Fortunately, expressions like (nr & ~__X32_SYSCALL_BIT) do the right + * thing regardless. + */ +#define __X32_SYSCALL_BIT 0x40000000 + +# ifdef __i386__ +# include <asm/unistd_32.h> +# elif defined(__ILP32__) +# include <asm/unistd_x32.h> +# else +# include <asm/unistd_64.h> +# endif + +#endif /* _ASM_X86_UNISTD_H */ |