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Linux/lib/raid6/loongarch.h

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Diff markup

Differences between /lib/raid6/loongarch.h (Version linux-6.12-rc7) and /lib/raid6/loongarch.h (Version linux-4.17.19)

  1 /* SPDX-License-Identifier: GPL-2.0-or-later *      1 
  2 /*                                                
  3  * Copyright (C) 2023 WANG Xuerui <git@xen0n.n    
  4  *                                                
  5  * raid6/loongarch.h                              
  6  *                                                
  7  * Definitions common to LoongArch RAID-6 code    
  8  */                                               
  9                                                   
 10 #ifndef _LIB_RAID6_LOONGARCH_H                    
 11 #define _LIB_RAID6_LOONGARCH_H                    
 12                                                   
 13 #ifdef __KERNEL__                                 
 14                                                   
 15 #include <asm/cpu-features.h>                     
 16 #include <asm/fpu.h>                              
 17                                                   
 18 #else /* for user-space testing */                
 19                                                   
 20 #include <sys/auxv.h>                             
 21                                                   
 22 /* have to supply these defines for glibc 2.37    
 23 #ifndef HWCAP_LOONGARCH_LSX                       
 24 #define HWCAP_LOONGARCH_LSX     (1 << 4)          
 25 #endif                                            
 26 #ifndef HWCAP_LOONGARCH_LASX                      
 27 #define HWCAP_LOONGARCH_LASX    (1 << 5)          
 28 #endif                                            
 29                                                   
 30 #define kernel_fpu_begin()                        
 31 #define kernel_fpu_end()                          
 32                                                   
 33 #define cpu_has_lsx     (getauxval(AT_HWCAP) &    
 34 #define cpu_has_lasx    (getauxval(AT_HWCAP) &    
 35                                                   
 36 #endif /* __KERNEL__ */                           
 37                                                   
 38 #endif /* _LIB_RAID6_LOONGARCH_H */               
 39
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