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vm_domainset.h

vm_domainset.h 2.3 KB
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  1. /*-
    2. 

  2.  * SPDX-License-Identifier: BSD-2-Clause
    3. 

  3.  *
    4. 

  4.  * Copyright (c) 2017,	Jeffrey Roberson <jeff@freebsd.org>
    5. 

  5.  * All rights reserved.
    6. 

  6.  *
    7. 

  7.  * Redistribution and use in source and binary forms, with or without
    8. 

  8.  * modification, are permitted provided that the following conditions
    9. 

  9.  * are met:
    10. 

  10.  * 1. Redistributions of source code must retain the above copyright
    11. 

  11.  *    notice unmodified, this list of conditions, and the following
    12. 

  12.  *    disclaimer.
    13. 

  13.  * 2. Redistributions in binary form must reproduce the above copyright
    14. 

  14.  *    notice, this list of conditions and the following disclaimer in the
    15. 

  15.  *    documentation and/or other materials provided with the distribution.
    16. 

  16.  *
    17. 

  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
    18. 

  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    19. 

  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
    20. 

  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
    21. 

  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
    22. 

  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    23. 

  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    24. 

  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    25. 

  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
    26. 

  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    27. 

  27.  */
    28. 

  28. #ifndef __VM_DOMAINSET_H__
    29. 

  29. #define __VM_DOMAINSET_H__
    30. 

  30. 

  31. struct vm_domainset_iter {
    32. 

  32. 	struct domainset	*di_domain;
    33. 

  33. 	unsigned int		*di_iter;
    34. 

  34. 	domainset_t		di_valid_mask;
    35. 

  35. 	vm_pindex_t		di_offset;
    36. 

  36. 	int			di_flags;
    37. 

  37. 	uint16_t		di_policy;
    38. 

  38. 	domainid_t		di_n;
    39. 

  39. 	bool			di_minskip;
    40. 

  40. };
    41. 

  41. 

  42. int	vm_domainset_iter_page(struct vm_domainset_iter *, struct vm_object *,
    43. 

  43. 	    int *);
    44. 

  44. void	vm_domainset_iter_page_init(struct vm_domainset_iter *,
    45. 

  45. 	    struct vm_object *, vm_pindex_t, int *, int *);
    46. 

  46. int	vm_domainset_iter_policy(struct vm_domainset_iter *, int *);
    47. 

  47. void	vm_domainset_iter_policy_init(struct vm_domainset_iter *,
    48. 

  48. 	    struct domainset *, int *, int *);
    49. 

  49. void	vm_domainset_iter_policy_ref_init(struct vm_domainset_iter *,
    50. 

  50. 	    struct domainset_ref *, int *, int *);
    51. 

  51. void	vm_domainset_iter_ignore(struct vm_domainset_iter *, int);
    52. 

  52. 

  53. int	vm_wait_doms(const domainset_t *, int mflags);
    54. 

  54. 

  55. #endif  /* __VM_DOMAINSET_H__ */
    56. 

  56.