diff options
| author |   Al Viro <viro@zeniv.linux.org.uk> | 2013-01-21 15:03:44 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-03-03 22:46:21 -0500 |
| commit | 07fe6e00f6cca6fef85a14a1dc3ed4f2e35d3f0b (patch) | |
| tree | a3e4f9e97b298fd778f9bbab188322407d822473 /include/linux/compat.h | |
| parent | Linux 3.9-rc1 (diff) | |
| download | linux-dev-07fe6e00f6cca6fef85a14a1dc3ed4f2e35d3f0b.tar.xz linux-dev-07fe6e00f6cca6fef85a14a1dc3ed4f2e35d3f0b.zip | |
get rid of duplicate logics in __SC_....[1-6] definitions
All those guys have the same form - "take a list of type/name pairs,
apply some macro to each of them". Abstract that part away, convert
all __SC_FOO##x(__VA_ARGS__) to __MAP(x,__SC_FOO,__VA_ARGS__).
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/compat.h')
| -rw-r--r-- | include/linux/compat.h | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/include/linux/compat.h b/include/linux/compat.h index 76a87fb57ac2..8c1dfc8d830d 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -27,12 +27,6 @@ #define __SC_DELOUSE(t,v) ((t)(unsigned long)(v)) #endif -#define __SC_CCAST1(t1, a1) __SC_DELOUSE(t1,a1) -#define __SC_CCAST2(t2, a2, ...) __SC_DELOUSE(t2,a2), __SC_CCAST1(__VA_ARGS__) -#define __SC_CCAST3(t3, a3, ...) __SC_DELOUSE(t3,a3), __SC_CCAST2(__VA_ARGS__) -#define __SC_CCAST4(t4, a4, ...) __SC_DELOUSE(t4,a4), __SC_CCAST3(__VA_ARGS__) -#define __SC_CCAST5(t5, a5, ...) __SC_DELOUSE(t5,a5), __SC_CCAST4(__VA_ARGS__) -#define __SC_CCAST6(t6, a6, ...) __SC_DELOUSE(t6,a6), __SC_CCAST5(__VA_ARGS__) #define COMPAT_SYSCALL_DEFINE1(name, ...) \ COMPAT_SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) #define COMPAT_SYSCALL_DEFINE2(name, ...) \ @@ -49,19 +43,19 @@ #ifdef CONFIG_HAVE_SYSCALL_WRAPPERS #define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long compat_sys##name(__SC_DECL##x(__VA_ARGS__)); \ - static inline long C_SYSC##name(__SC_DECL##x(__VA_ARGS__)); \ - asmlinkage long compat_SyS##name(__SC_LONG##x(__VA_ARGS__)) \ + asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ + static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ + asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__))\ { \ - return (long) C_SYSC##name(__SC_CCAST##x(__VA_ARGS__)); \ + return C_SYSC##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__)); \ } \ SYSCALL_ALIAS(compat_sys##name, compat_SyS##name); \ - static inline long C_SYSC##name(__SC_DECL##x(__VA_ARGS__)) + static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #else /* CONFIG_HAVE_SYSCALL_WRAPPERS */ #define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long compat_sys##name(__SC_DECL##x(__VA_ARGS__)) + asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */ |