ÿØÿà JFIF 

  
 
  ÿÛ C      

!"$"$ÿÛ C
  ÿÂ p 
" 

ÿÄ  

 

          
 ÿÄ 


 

           
ÿÚ 
   
ÕÔË®
(%	aA*‚XYD¡(J„¡E¢RE,P€XYae )(E¤²€B¤R¥	BQ¤¢ X«)X…€¤   
@  

  ..............................................................................................................................................................................
.............................................................................                                                  
                                                                                                                                                                                     ÿØÿà JFIF 

  
 
  ÿÛ C      

!"$"$ÿÛ C
  ÿÂ p 
" 

ÿÄ  

 

          
 ÿÄ 


 

           
ÿÚ 
   
ÕÔË®
(%	aA*‚XYD¡(J„¡E¢RE,P€XYae )(E¤²€B¤R¥	BQ¤¢ X«)X…€¤   
@  

  ..............................................................................................................................................................................
.............................................................................                                                  
                                                                                                                                                                                     /* 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 */