/arch/um/kernel/skas/exec_kern.c

https://bitbucket.org/evzijst/gittest · C · 41 lines · 23 code · 4 blank · 14 comment · 0 complexity · 33e793168c2a7bf6a3fb465a93e9a326 MD5 · raw file 

    

  1. /* 
    2. 

  2.  * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
    3. 

  3.  * Licensed under the GPL
    4. 

  4.  */
    5. 

  5. 

  6. #include "linux/kernel.h"
    7. 

  7. #include "asm/current.h"
    8. 

  8. #include "asm/page.h"
    9. 

  9. #include "asm/signal.h"
    10. 

  10. #include "asm/ptrace.h"
    11. 

  11. #include "asm/uaccess.h"
    12. 

  12. #include "asm/mmu_context.h"
    13. 

  13. #include "tlb.h"
    14. 

  14. #include "skas.h"
    15. 

  15. #include "um_mmu.h"
    16. 

  16. #include "os.h"
    17. 

  17. 

  18. void flush_thread_skas(void)
    19. 

  19. {
    20. 

  20. 	force_flush_all();
    21. 

  21. 	switch_mm_skas(current->mm->context.skas.mm_fd);
    22. 

  22. }
    23. 

  23. 

  24. void start_thread_skas(struct pt_regs *regs, unsigned long eip, 
    25. 

  25. 		       unsigned long esp)
    26. 

  26. {
    27. 

  27. 	set_fs(USER_DS);
    28. 

  28.         PT_REGS_IP(regs) = eip;
    29. 

  29. 	PT_REGS_SP(regs) = esp;
    30. 

  30. }
    31. 

  31. 

  32. /*
    33. 

  33.  * Overrides for Emacs so that we follow Linus's tabbing style.
    34. 

  34.  * Emacs will notice this stuff at the end of the file and automatically
    35. 

  35.  * adjust the settings for this buffer only.  This must remain at the end
    36. 

  36.  * of the file.
    37. 

  37.  * ---------------------------------------------------------------------------
    38. 

  38.  * Local variables:
    39. 

  39.  * c-file-style: "linux"
    40. 

  40.  * End:
    41. 

  41.  */
    42.