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| author | Arne Jansen <sensille@gmx.net> | 2011-09-14 15:53:51 +0200 |
|---|---|---|
| committer | Jan Schmidt <list.btrfs@jan-o-sch.net> | 2012-07-12 10:54:39 +0200 |
| commit | 5d13a37bd5327220e13329943d1228acfbe5934a (patch) | |
| tree | 4d50268f569454798adb46d1e1984c0e53d5ba26 /fs/btrfs/ioctl.h | |
| parent | c556723794b3487a79de1ecd6354975b1389f5ff (diff) | |
| download | blackbird-op-linux-5d13a37bd5327220e13329943d1228acfbe5934a.tar.gz blackbird-op-linux-5d13a37bd5327220e13329943d1228acfbe5934a.zip | |
Btrfs: add qgroup ioctls
Ioctls to control the qgroup feature like adding and
removing qgroups and assigning qgroups.
Signed-off-by: Arne Jansen <sensille@gmx.net>
Diffstat (limited to 'fs/btrfs/ioctl.h')
| -rw-r--r-- | fs/btrfs/ioctl.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/fs/btrfs/ioctl.h b/fs/btrfs/ioctl.h index a8a2230f4c5c..9dd50c4656b3 100644 --- a/fs/btrfs/ioctl.h +++ b/fs/btrfs/ioctl.h @@ -319,6 +319,25 @@ struct btrfs_ioctl_get_dev_stats { __u64 unused[128 - 2 - BTRFS_DEV_STAT_VALUES_MAX]; /* pad to 1k */ }; +#define BTRFS_QUOTA_CTL_ENABLE 1 +#define BTRFS_QUOTA_CTL_DISABLE 2 +#define BTRFS_QUOTA_CTL_RESCAN 3 +struct btrfs_ioctl_quota_ctl_args { + __u64 cmd; + __u64 status; +}; + +struct btrfs_ioctl_qgroup_assign_args { + __u64 assign; + __u64 src; + __u64 dst; +}; + +struct btrfs_ioctl_qgroup_create_args { + __u64 create; + __u64 qgroupid; +}; + #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \ struct btrfs_ioctl_vol_args) #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \ @@ -388,4 +407,12 @@ struct btrfs_ioctl_get_dev_stats { #define BTRFS_IOC_GET_AND_RESET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 53, \ struct btrfs_ioctl_get_dev_stats) +#define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \ + struct btrfs_ioctl_quota_ctl_args) +#define BTRFS_IOC_QGROUP_ASSIGN _IOW(BTRFS_IOCTL_MAGIC, 41, \ + struct btrfs_ioctl_qgroup_assign_args) +#define BTRFS_IOC_QGROUP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 42, \ + struct btrfs_ioctl_qgroup_create_args) +#define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \ + struct btrfs_ioctl_qgroup_limit_args) #endif |
