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authorH. Peter Anvin <hpa@zytor.com>2012-02-14 13:11:31 -0800
committerH. Peter Anvin <hpa@zytor.com>2012-02-20 12:48:47 -0800
commitafead38d011ab2f333d12ebb6752ed9baa53b667 (patch)
tree2812951df334a1bf6f21c82797090651d8044ce7 /include/asm-generic
parentd8e5ddef21df05bc2a14d8c0e287cbf083da60a3 (diff)
downloadop-kernel-dev-afead38d011ab2f333d12ebb6752ed9baa53b667.zip
op-kernel-dev-afead38d011ab2f333d12ebb6752ed9baa53b667.tar.gz
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: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'include/asm-generic')
-rw-r--r--include/asm-generic/posix_types.h23
1 files changed, 14 insertions, 9 deletions
diff --git a/include/asm-generic/posix_types.h b/include/asm-generic/posix_types.h
index e294fe6..91d44bd 100644
--- a/include/asm-generic/posix_types.h
+++ b/include/asm-generic/posix_types.h
@@ -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;
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