|  | #ifndef __ASM_GENERIC_BITS_PER_LONG | 
|  | #define __ASM_GENERIC_BITS_PER_LONG | 
|  |  | 
|  | /* | 
|  | * There seems to be no way of detecting this automatically from user | 
|  | * space, so 64 bit architectures should override this in their | 
|  | * bitsperlong.h. In particular, an architecture that supports | 
|  | * both 32 and 64 bit user space must not rely on CONFIG_64BIT | 
|  | * to decide it, but rather check a compiler provided macro. | 
|  | */ | 
|  | #ifndef __BITS_PER_LONG | 
|  | #define __BITS_PER_LONG 32 | 
|  | #endif | 
|  |  | 
|  | #ifdef __KERNEL__ | 
|  |  | 
|  | #ifdef CONFIG_64BIT | 
|  | #define BITS_PER_LONG 64 | 
|  | #else | 
|  | #define BITS_PER_LONG 32 | 
|  | #endif /* CONFIG_64BIT */ | 
|  |  | 
|  | /* | 
|  | * FIXME: The check currently breaks x86-64 build, so it's | 
|  | * temporarily disabled. Please fix x86-64 and reenable | 
|  | */ | 
|  | #if 0 && BITS_PER_LONG != __BITS_PER_LONG | 
|  | #error Inconsistent word size. Check asm/bitsperlong.h | 
|  | #endif | 
|  |  | 
|  | #endif /* __KERNEL__ */ | 
|  | #endif /* __ASM_GENERIC_BITS_PER_LONG */ |