| #ifndef __LINUX_COMPILER_H | 
 | #error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead." | 
 | #endif | 
 |  | 
 | /* These definitions are for GCC v3.x.  */ | 
 | #include <linux/compiler-gcc.h> | 
 |  | 
 | #if __GNUC_MINOR__ >= 3 | 
 | # define __used			__attribute__((__used__)) | 
 | #else | 
 | # define __used			__attribute__((__unused__)) | 
 | #endif | 
 |  | 
 | #if __GNUC_MINOR__ >= 4 | 
 | #define __must_check		__attribute__((warn_unused_result)) | 
 | #endif | 
 |  | 
 | /* | 
 |  * A trick to suppress uninitialized variable warning without generating any | 
 |  * code | 
 |  */ | 
 | #define uninitialized_var(x) x = x | 
 |  | 
 | #define __always_inline		inline __attribute__((always_inline)) |