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Commit afead38d authored by H. Peter Anvin's avatar H. Peter Anvin
Browse files

posix_types: Introduce __kernel_[u]long_t 



Introduce __kernel_[u]long_t, which allows an ABI to override all
defaults of type [unsigned] long.

This enables x32 and potentially other 32-bit userspace on 64-bit
kernel ABIs.

Signed-off-by: default avatarH. Peter Anvin <hpa@zytor.com>
parent d8e5ddef

include/asm-generic/posix_types.h

+14 −9
Original line number Diff line number Diff line
@@ -10,8 +10,13 @@ 
 * architectures, so that you can override them.

 */



#ifndef __kernel_long_t

typedef long		__kernel_long_t;

typedef unsigned long	__kernel_ulong_t;

#endif



#ifndef __kernel_ino_t

typedef unsigned long	__kernel_ino_t;

typedef __kernel_ulong_t __kernel_ino_t;

#endif



#ifndef __kernel_mode_t
@@ -19,7 +24,7 @@ typedef unsigned int __kernel_mode_t; 
#endif



#ifndef __kernel_nlink_t

typedef unsigned long	__kernel_nlink_t;

typedef __kernel_ulong_t __kernel_nlink_t;

#endif



#ifndef __kernel_pid_t
@@ -36,7 +41,7 @@ typedef unsigned int __kernel_gid_t; 
#endif



#ifndef __kernel_suseconds_t

typedef long		__kernel_suseconds_t;

typedef __kernel_long_t		__kernel_suseconds_t;

#endif



#ifndef __kernel_daddr_t
@@ -67,9 +72,9 @@ typedef unsigned int __kernel_size_t; 
typedef int		__kernel_ssize_t;

typedef int		__kernel_ptrdiff_t;

#else

typedef unsigned long	__kernel_size_t;

typedef long		__kernel_ssize_t;

typedef long		__kernel_ptrdiff_t;

typedef __kernel_ulong_t __kernel_size_t;

typedef __kernel_long_t	__kernel_ssize_t;

typedef __kernel_long_t	__kernel_ptrdiff_t;

#endif

#endif
@@ -82,10 +87,10 @@ typedef struct { 
/*

 * anything below here should be completely generic

 */

typedef long		__kernel_off_t;

typedef __kernel_long_t	__kernel_off_t;

typedef long long	__kernel_loff_t;

typedef long		__kernel_time_t;

typedef long		__kernel_clock_t;

typedef __kernel_long_t	__kernel_time_t;

typedef __kernel_long_t	__kernel_clock_t;

typedef int		__kernel_timer_t;

typedef int		__kernel_clockid_t;

typedef char *		__kernel_caddr_t;