From: Andi Kleen <a...@linux.intel.com> Use standard gcc __attribute__((alias(foo))) to define the syscall aliases instead of custom assembler macros.
This is far cleaner, and also fixes my LTO kernel build. Signed-off-by: Andi Kleen <a...@linux.intel.com> --- include/linux/compat.h | 4 ++-- include/linux/syscalls.h | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/compat.h b/include/linux/compat.h index 7f0c1dd..18e4b75 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -41,13 +41,13 @@ COMPAT_SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) #define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ + asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))\ + __attribute__((alias(__stringify(compat_SyS##name)))); \ static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__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(__MAP(x,__SC_DECL,__VA_ARGS__)) #ifndef compat_user_stack_pointer diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 4147d70..87039ad 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -184,7 +184,8 @@ extern struct trace_event_functions exit_syscall_print_funcs; #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) #define __SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \ + asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ + __attribute__((alias(__stringify(SyS##name)))); \ static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \ asmlinkage long SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ { \ @@ -193,7 +194,6 @@ extern struct trace_event_functions exit_syscall_print_funcs; __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ return ret; \ } \ - SYSCALL_ALIAS(sys##name, SyS##name); \ static inline long SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) asmlinkage long sys_time(time_t __user *tloc); -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/