#ifndef __LINUX_COMPILER_H | |
#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead." | |
#endif | |
#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)) |