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Linux/arch/riscv/include/asm/mmiowb.h

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Diff markup

Differences between /arch/riscv/include/asm/mmiowb.h (Version linux-6.12-rc7) and /arch/i386/include/asm-i386/mmiowb.h (Version linux-5.4.285)

  1 /* SPDX-License-Identifier: GPL-2.0 */              1 
  2                                                   
  3 #ifndef _ASM_RISCV_MMIOWB_H                       
  4 #define _ASM_RISCV_MMIOWB_H                       
  5                                                   
  6 /*                                                
  7  * "o,w" is sufficient to ensure that all writ    
  8  * before the write to the spinlock is allowed    
  9  */                                               
 10 #define mmiowb()        RISCV_FENCE(o, w)         
 11                                                   
 12 #include <linux/smp.h>                            
 13 #include <asm-generic/mmiowb.h>                   
 14                                                   
 15 #endif  /* _ASM_RISCV_MMIOWB_H */                 
 16
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