This adds the initial definition of the EXTENT_TREE_V2 incompat feature flag. This also hides the support behind CONFIG_BTRFS_DEBUG. THIS IS A IN DEVELOPMENT FORMAT CHANGE, DO NOT USE UNLESS YOU ARE A DEVELOPER OR A TESTER. The format is in flux and will be added in stages, any fs will need to be re-made between updates to the format.
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| @@ -309,6 +309,7 @@ struct btrfs_ioctl_fs_info_args { · 308 unmodified lines | |||
| 309 | #define BTRFS_FEATURE_INCOMPAT_METADATA_UUID (1ULL << 10) | 309 | #define BTRFS_FEATURE_INCOMPAT_METADATA_UUID (1ULL << 10) |
| 310 | #define BTRFS_FEATURE_INCOMPAT_RAID1C34 (1ULL << 11) | 310 | #define BTRFS_FEATURE_INCOMPAT_RAID1C34 (1ULL << 11) |
| 311 | #define BTRFS_FEATURE_INCOMPAT_ZONED (1ULL << 12) | 311 | #define BTRFS_FEATURE_INCOMPAT_ZONED (1ULL << 12) |
| 312 | #define BTRFS_FEATURE_INCOMPAT_EXTENT_TREE_V2 (1ULL << 13) | ||
| 312 | 313 | ||
| 313 | struct btrfs_ioctl_feature_flags { | 314 | struct btrfs_ioctl_feature_flags { |
| 314 | __u64 compat_flags; | 315 | __u64 compat_flags; |