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Linux/arch/sh/include/asm/syscall_32.h

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Diff markup

Differences between /arch/sh/include/asm/syscall_32.h (Version linux-6.12-rc7) and /arch/i386/include/asm-i386/syscall_32.h (Version linux-6.0.19)


  1 /* SPDX-License-Identifier: GPL-2.0 */              1 
  2 #ifndef __ASM_SH_SYSCALL_32_H                     
  3 #define __ASM_SH_SYSCALL_32_H                     
  4                                                   
  5 #include <uapi/linux/audit.h>                     
  6 #include <linux/kernel.h>                         
  7 #include <linux/sched.h>                          
  8 #include <linux/err.h>                            
  9 #include <asm/ptrace.h>                           
 10                                                   
 11 /* The system call number is given by the user    
 12 static inline long syscall_get_nr(struct task_    
 13                                   struct pt_re    
 14 {                                                 
 15         return (regs->tra >= 0) ? regs->regs[3    
 16 }                                                 
 17                                                   
 18 static inline void syscall_rollback(struct tas    
 19                                     struct pt_    
 20 {                                                 
 21         /*                                        
 22          * XXX: This needs some thought. On SH    
 23          * save away the original r0 value any    
 24          */                                       
 25 }                                                 
 26                                                   
 27 static inline long syscall_get_error(struct ta    
 28                                      struct pt    
 29 {                                                 
 30         return IS_ERR_VALUE(regs->regs[0]) ? r    
 31 }                                                 
 32                                                   
 33 static inline long syscall_get_return_value(st    
 34                                             st    
 35 {                                                 
 36         return regs->regs[0];                     
 37 }                                                 
 38                                                   
 39 static inline void syscall_set_return_value(st    
 40                                             st    
 41                                             in    
 42 {                                                 
 43         regs->regs[0] = (long) error ?: val;      
 44 }                                                 
 45                                                   
 46 static inline void syscall_get_arguments(struc    
 47                                          struc    
 48                                          unsig    
 49 {                                                 
 50                                                   
 51         /* Argument pattern is: R4, R5, R6, R7    
 52         args[5] = regs->regs[1];                  
 53         args[4] = regs->regs[0];                  
 54         args[3] = regs->regs[7];                  
 55         args[2] = regs->regs[6];                  
 56         args[1] = regs->regs[5];                  
 57         args[0] = regs->regs[4];                  
 58 }                                                 
 59                                                   
 60 static inline int syscall_get_arch(struct task    
 61 {                                                 
 62         int arch = AUDIT_ARCH_SH;                 
 63                                                   
 64 #ifdef CONFIG_CPU_LITTLE_ENDIAN                   
 65         arch |= __AUDIT_ARCH_LE;                  
 66 #endif                                            
 67         return arch;                              
 68 }                                                 
 69 #endif /* __ASM_SH_SYSCALL_32_H */                
 70                                                   

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