disk_groups_format.h 642 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef _BCACHEFS_DISK_GROUPS_FORMAT_H
  3. #define _BCACHEFS_DISK_GROUPS_FORMAT_H
  4. #define BCH_SB_LABEL_SIZE 32
  5. struct bch_disk_group {
  6. __u8 label[BCH_SB_LABEL_SIZE];
  7. __le64 flags[2];
  8. } __packed __aligned(8);
  9. LE64_BITMASK(BCH_GROUP_DELETED, struct bch_disk_group, flags[0], 0, 1)
  10. LE64_BITMASK(BCH_GROUP_DATA_ALLOWED, struct bch_disk_group, flags[0], 1, 6)
  11. LE64_BITMASK(BCH_GROUP_PARENT, struct bch_disk_group, flags[0], 6, 24)
  12. struct bch_sb_field_disk_groups {
  13. struct bch_sb_field field;
  14. struct bch_disk_group entries[];
  15. } __packed __aligned(8);
  16. #endif /* _BCACHEFS_DISK_GROUPS_FORMAT_H */