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asm
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alternative-asm.h

alternative-asm.h 380 B
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  1. #ifdef __ASSEMBLY__
    2. 

  2. 

  3. #include <asm/asm.h>
    4. 

  4. 

  5. #ifdef CONFIG_SMP
    6. 

  6. 	.macro LOCK_PREFIX
    7. 

  7. 1:	lock
    8. 

  8. 	.section .smp_locks,"a"
    9. 

  9. 	.balign 4
    10. 

  10. 	.long 1b - .
    11. 

  11. 	.previous
    12. 

  12. 	.endm
    13. 

  13. #else
    14. 

  14. 	.macro LOCK_PREFIX
    15. 

  15. 	.endm
    16. 

  16. #endif
    17. 

  17. 

  18. .macro altinstruction_entry orig alt feature orig_len alt_len
    19. 

  19. 	.align 8
    20. 

  20. 	.quad \orig
    21. 

  21. 	.quad \alt
    22. 

  22. 	.word \feature
    23. 

  23. 	.byte \orig_len
    24. 

  24. 	.byte \alt_len
    25. 

  25. .endm
    26. 

  26. 

  27. #endif  /*  __ASSEMBLY__  */
    28.