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fs
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gfs2
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lm.h

lm.h 1.7 KB
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  1. /*
    2. 

  2.  * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
    3. 

  3.  * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
    4. 

  4.  *
    5. 

  5.  * This copyrighted material is made available to anyone wishing to use,
    6. 

  6.  * modify, copy, or redistribute it subject to the terms and conditions
    7. 

  7.  * of the GNU General Public License version 2.
    8. 

  8.  */
    9. 

  9. 

  10. #ifndef __LM_DOT_H__
    11. 

  11. #define __LM_DOT_H__
    12. 

  12. 

  13. struct gfs2_sbd;
    14. 

  14. 

  15. #define GFS2_MIN_LVB_SIZE 32
    16. 

  16. 

  17. int gfs2_lm_mount(struct gfs2_sbd *sdp, int silent);
    18. 

  18. void gfs2_lm_others_may_mount(struct gfs2_sbd *sdp);
    19. 

  19. void gfs2_lm_unmount(struct gfs2_sbd *sdp);
    20. 

  20. int gfs2_lm_withdraw(struct gfs2_sbd *sdp, char *fmt, ...)
    21. 

  21. 				__attribute__ ((format(printf, 2, 3)));
    22. 

  22. int gfs2_lm_get_lock(struct gfs2_sbd *sdp, struct lm_lockname *name,
    23. 

  23. 		     void **lockp);
    24. 

  24. void gfs2_lm_put_lock(struct gfs2_sbd *sdp, void *lock);
    25. 

  25. unsigned int gfs2_lm_lock(struct gfs2_sbd *sdp, void *lock,
    26. 

  26. 			 unsigned int cur_state, unsigned int req_state,
    27. 

  27. 			 unsigned int flags);
    28. 

  28. unsigned int gfs2_lm_unlock(struct gfs2_sbd *sdp, void *lock,
    29. 

  29. 			   unsigned int cur_state);
    30. 

  30. void gfs2_lm_cancel(struct gfs2_sbd *sdp, void *lock);
    31. 

  31. int gfs2_lm_hold_lvb(struct gfs2_sbd *sdp, void *lock, char **lvbp);
    32. 

  32. void gfs2_lm_unhold_lvb(struct gfs2_sbd *sdp, void *lock, char *lvb);
    33. 

  33. int gfs2_lm_plock_get(struct gfs2_sbd *sdp, struct lm_lockname *name,
    34. 

  34. 		      struct file *file, struct file_lock *fl);
    35. 

  35. int gfs2_lm_plock(struct gfs2_sbd *sdp, struct lm_lockname *name,
    36. 

  36. 		  struct file *file, int cmd, struct file_lock *fl);
    37. 

  37. int gfs2_lm_punlock(struct gfs2_sbd *sdp, struct lm_lockname *name,
    38. 

  38. 		    struct file *file, struct file_lock *fl);
    39. 

  39. void gfs2_lm_recovery_done(struct gfs2_sbd *sdp, unsigned int jid,
    40. 

  40. 			   unsigned int message);
    41. 

  41. 

  42. #endif /* __LM_DOT_H__ */
    43.