Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...

[~andy/linux] / fs / btrfs / ioctl.h

diff --git a/fs/btrfs/ioctl.h b/fs/btrfs/ioctl.h
index e440aa653c30d6f6c8ad1e7437bfa6e2b4d50799..731e2875ab93900b0f623797642f371b2f042e2f 100644 (file)
--- a/fs/btrfs/ioctl.h
+++ b/fs/btrfs/ioctl.h
@@ -32,15 +32,46 @@ struct btrfs_ioctl_vol_args {
 
 #define BTRFS_SUBVOL_CREATE_ASYNC      (1ULL << 0)
 #define BTRFS_SUBVOL_RDONLY            (1ULL << 1)
+#define BTRFS_SUBVOL_QGROUP_INHERIT    (1ULL << 2)
 #define BTRFS_FSID_SIZE 16
 #define BTRFS_UUID_SIZE 16
 
+#define BTRFS_QGROUP_INHERIT_SET_LIMITS        (1ULL << 0)
+
+struct btrfs_qgroup_limit {
+       __u64   flags;
+       __u64   max_rfer;
+       __u64   max_excl;
+       __u64   rsv_rfer;
+       __u64   rsv_excl;
+};
+
+struct btrfs_qgroup_inherit {
+       __u64   flags;
+       __u64   num_qgroups;
+       __u64   num_ref_copies;
+       __u64   num_excl_copies;
+       struct btrfs_qgroup_limit lim;
+       __u64   qgroups[0];
+};
+
+struct btrfs_ioctl_qgroup_limit_args {
+       __u64   qgroupid;
+       struct btrfs_qgroup_limit lim;
+};
+
 #define BTRFS_SUBVOL_NAME_MAX 4039
 struct btrfs_ioctl_vol_args_v2 {
        __s64 fd;
        __u64 transid;
        __u64 flags;
-       __u64 unused[4];
+       union {
+               struct {
+                       __u64 size;
+                       struct btrfs_qgroup_inherit __user *qgroup_inherit;
+               };
+               __u64 unused[4];
+       };
        char name[BTRFS_SUBVOL_NAME_MAX + 1];
 };
 
@@ -285,9 +316,13 @@ enum btrfs_dev_stat_values {
        BTRFS_DEV_STAT_VALUES_MAX
 };
 
+/* Reset statistics after reading; needs SYS_ADMIN capability */
+#define        BTRFS_DEV_STATS_RESET           (1ULL << 0)
+
 struct btrfs_ioctl_get_dev_stats {
        __u64 devid;                            /* in */
        __u64 nr_items;                         /* in/out */
+       __u64 flags;                            /* in/out */
 
        /* out values: */
        __u64 values[BTRFS_DEV_STAT_VALUES_MAX];
@@ -295,6 +330,48 @@ 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;
+};
+struct btrfs_ioctl_timespec {
+       __u64 sec;
+       __u32 nsec;
+};
+
+struct btrfs_ioctl_received_subvol_args {
+       char    uuid[BTRFS_UUID_SIZE];  /* in */
+       __u64   stransid;               /* in */
+       __u64   rtransid;               /* out */
+       struct btrfs_ioctl_timespec stime; /* in */
+       struct btrfs_ioctl_timespec rtime; /* out */
+       __u64   flags;                  /* in */
+       __u64   reserved[16];           /* in */
+};
+
+struct btrfs_ioctl_send_args {
+       __s64 send_fd;                  /* in */
+       __u64 clone_sources_count;      /* in */
+       __u64 __user *clone_sources;    /* in */
+       __u64 parent_root;              /* in */
+       __u64 flags;                    /* in */
+       __u64 reserved[4];              /* in */
+};
+
 #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \
                                   struct btrfs_ioctl_vol_args)
 #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \
@@ -339,6 +416,8 @@ struct btrfs_ioctl_get_dev_stats {
 #define BTRFS_IOC_WAIT_SYNC  _IOW(BTRFS_IOCTL_MAGIC, 22, __u64)
 #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \
                                   struct btrfs_ioctl_vol_args_v2)
+#define BTRFS_IOC_SUBVOL_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 24, \
+                                  struct btrfs_ioctl_vol_args_v2)
 #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)
 #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)
 #define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, \
@@ -359,9 +438,19 @@ struct btrfs_ioctl_get_dev_stats {
                                        struct btrfs_ioctl_ino_path_args)
 #define BTRFS_IOC_LOGICAL_INO _IOWR(BTRFS_IOCTL_MAGIC, 36, \
                                        struct btrfs_ioctl_ino_path_args)
+#define BTRFS_IOC_SET_RECEIVED_SUBVOL _IOWR(BTRFS_IOCTL_MAGIC, 37, \
+                               struct btrfs_ioctl_received_subvol_args)
+#define BTRFS_IOC_SEND _IOW(BTRFS_IOCTL_MAGIC, 38, struct btrfs_ioctl_send_args)
+#define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \
+                                    struct btrfs_ioctl_vol_args)
+#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)
 #define BTRFS_IOC_GET_DEV_STATS _IOWR(BTRFS_IOCTL_MAGIC, 52, \
                                      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)
-
 #endif