| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ | |
| #ifndef _UAPI__ASM_GENERIC_BITS_PER_LONG | |
| #define _UAPI__ASM_GENERIC_BITS_PER_LONG | |
| #ifndef __BITS_PER_LONG | |
| /* | |
| * In order to keep safe and avoid regression, only unify uapi | |
| * bitsperlong.h for some archs which are using newer toolchains | |
| * that have the definitions of __CHAR_BIT__ and __SIZEOF_LONG__. | |
| * See the following link for more info: | |
| * https://lore.kernel.org/linux-arch/b9624545-2c80-49a1-ac3c-39264a591f7b@app.fastmail.com/ | |
| */ | |
| #if defined(__CHAR_BIT__) && defined(__SIZEOF_LONG__) | |
| #define __BITS_PER_LONG (__CHAR_BIT__ * __SIZEOF_LONG__) | |
| #else | |
| /* | |
| * 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. | |
| */ | |
| #define __BITS_PER_LONG 32 | |
| #endif | |
| #endif | |
| #ifndef __BITS_PER_LONG_LONG | |
| #define __BITS_PER_LONG_LONG 64 | |
| #endif | |
| #endif /* _UAPI__ASM_GENERIC_BITS_PER_LONG */ |