mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
24 lines
561 B
24 lines
561 B
/* SPDX-License-Identifier: GPL-2.0 */ |
|
#ifndef _ASM_X86_CMPXCHG_64_H |
|
#define _ASM_X86_CMPXCHG_64_H |
|
|
|
static inline void set_64bit(volatile u64 *ptr, u64 val) |
|
{ |
|
*ptr = val; |
|
} |
|
|
|
#define arch_cmpxchg64(ptr, o, n) \ |
|
({ \ |
|
BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ |
|
arch_cmpxchg((ptr), (o), (n)); \ |
|
}) |
|
|
|
#define arch_cmpxchg64_local(ptr, o, n) \ |
|
({ \ |
|
BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ |
|
arch_cmpxchg_local((ptr), (o), (n)); \ |
|
}) |
|
|
|
#define system_has_cmpxchg_double() boot_cpu_has(X86_FEATURE_CX16) |
|
|
|
#endif /* _ASM_X86_CMPXCHG_64_H */
|
|
|