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minidump_memory.h

minidump_memory.h 1.9 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-only */
    2. 

  2. /*
    3. 

  3.  * Copyright (c) 2021, The Linux Foundation. All rights reserved.
    4. 

  4.  * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
    5. 

  5.  */
    6. 

  6. 

  7. #define MD_MEMINFO_PAGES	1
    8. 

  8. #define MD_SLABINFO_PAGES	8
    9. 

  9. #ifdef CONFIG_PAGE_OWNER
    10. 

  10. extern size_t md_pageowner_dump_size;
    11. 

  11. extern char *md_pageowner_dump_addr;
    12. 

  12. #endif
    13. 

  13. #ifdef CONFIG_SLUB_DEBUG
    14. 

  14. extern size_t md_slabowner_dump_size;
    15. 

  15. extern char *md_slabowner_dump_addr;
    16. 

  16. #endif
    17. 

  17. extern size_t md_dma_buf_info_size;
    18. 

  18. extern char *md_dma_buf_info_addr;
    19. 

  19. extern size_t md_dma_buf_procs_size;
    20. 

  20. extern char *md_dma_buf_procs_addr;
    21. 

  21. 

  22. void md_dump_meminfo(struct seq_buf *m);
    23. 

  23. #ifdef CONFIG_SLUB_DEBUG
    24. 

  24. void md_dump_slabinfo(struct seq_buf *m);
    25. 

  25. #else
    26. 

  26. static inline void md_dump_slabinfo(struct seq_buf *m) {}
    27. 

  27. #endif
    28. 

  28. bool md_register_memory_dump(int size, char *name);
    29. 

  29. bool md_unregister_memory_dump(char *name);
    30. 

  30. #ifdef CONFIG_PAGE_OWNER
    31. 

  31. bool is_page_owner_enabled(void);
    32. 

  32. void md_dump_pageowner(char *addr, size_t dump_size);
    33. 

  33. void md_debugfs_pageowner(struct dentry *minidump_dir);
    34. 

  34. #else
    35. 

  35. static inline bool is_page_owner_enabled(void) { return false; }
    36. 

  36. static inline void md_dump_pageowner(char *addr, size_t dump_size) {}
    37. 

  37. static inline void md_debugfs_pageowner(struct dentry *minidump_dir) {}
    38. 

  38. #endif
    39. 

  39. #ifdef CONFIG_SLUB_DEBUG
    40. 

  40. bool is_slub_debug_enabled(void);
    41. 

  41. void md_dump_slabowner(char *addr, size_t dump_size);
    42. 

  42. void md_debugfs_slabowner(struct dentry *minidump_dir);
    43. 

  43. #else
    44. 

  44. static inline bool is_slub_debug_enabled(void) { return false; }
    45. 

  45. static inline void md_dump_slabowner(char *addr, size_t dump_size) {}
    46. 

  46. static inline void md_debugfs_slabowner(struct dentry *minidump_dir) {}
    47. 

  47. #endif
    48. 

  48. void md_dma_buf_info(char *m, size_t dump_size);
    49. 

  49. void md_debugfs_dmabufinfo(struct dentry *minidump_dir);
    50. 

  50. void md_dma_buf_procs(char *m, size_t dump_size);
    51. 

  51. void md_debugfs_dmabufprocs(struct dentry *minidump_dir);
    52. 

  52. int md_minidump_memory_init(void);
    53.