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| author | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2020-09-11 20:00:20 -0400 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2020-09-11 20:00:20 -0400 |
| commit | 0ea8a56de21be24cb79abb03dee79aabcd60a316 (patch) | |
| tree | 71ad6c51064e4948b5c90e84c86da52457e2cfb2 /include/uapi/linux/btrfs.h | |
| parent | 0560c2173e3f12bc39ef5d61b26d43307cab8694 (diff) | |
| parent | 166774a2c2c6b82da5d984f587567071ff00c1f3 (diff) | |
| download | lwn-0ea8a56de21be24cb79abb03dee79aabcd60a316.tar.gz lwn-0ea8a56de21be24cb79abb03dee79aabcd60a316.zip | |
Merge drm/drm-next into drm-intel-next-queued
Sync drm-intel-gt-next here so we can have an unified fixes flow.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'include/uapi/linux/btrfs.h')
| -rw-r--r-- | include/uapi/linux/btrfs.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h index e6b6cb0f8bc6..2c39d15a2beb 100644 --- a/include/uapi/linux/btrfs.h +++ b/include/uapi/linux/btrfs.h @@ -243,6 +243,18 @@ struct btrfs_ioctl_dev_info_args { __u8 path[BTRFS_DEVICE_PATH_NAME_MAX]; /* out */ }; +/* + * Retrieve information about the filesystem + */ + +/* Request information about checksum type and size */ +#define BTRFS_FS_INFO_FLAG_CSUM_INFO (1 << 0) + +/* Request information about filesystem generation */ +#define BTRFS_FS_INFO_FLAG_GENERATION (1 << 1) +/* Request information about filesystem metadata UUID */ +#define BTRFS_FS_INFO_FLAG_METADATA_UUID (1 << 2) + struct btrfs_ioctl_fs_info_args { __u64 max_id; /* out */ __u64 num_devices; /* out */ @@ -250,8 +262,13 @@ struct btrfs_ioctl_fs_info_args { __u32 nodesize; /* out */ __u32 sectorsize; /* out */ __u32 clone_alignment; /* out */ - __u32 reserved32; - __u64 reserved[122]; /* pad to 1k */ + /* See BTRFS_FS_INFO_FLAG_* */ + __u16 csum_type; /* out */ + __u16 csum_size; /* out */ + __u64 flags; /* in/out */ + __u64 generation; /* out */ + __u8 metadata_uuid[BTRFS_FSID_SIZE]; /* out */ + __u8 reserved[944]; /* pad to 1k */ }; /* |