From 9cc8f761297647427641cdb1ad0ae84895812c4b Mon Sep 17 00:00:00 2001 From: Alexander Block Date: Wed, 20 Jun 2012 18:42:19 +0200 Subject: Btrfs-progs: update ioctl.h to support clone range ioctl Added missing btrfs_ioctl_clone_range_args and BTRFS_IOC_CLONE_RANGE to ioctl.h Signed-off-by: Alexander Block --- ioctl.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'ioctl.h') diff --git a/ioctl.h b/ioctl.h index 6670e08..023ca4c 100644 --- a/ioctl.h +++ b/ioctl.h @@ -281,6 +281,13 @@ struct btrfs_ioctl_logical_ino_args { struct btrfs_ioctl_vol_args) #define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, \ struct btrfs_ioctl_vol_args) + +struct btrfs_ioctl_clone_range_args { + __s64 src_fd; + __u64 src_offset, src_length; + __u64 dest_offset; +}; + /* trans start and trans end are dangerous, and only for * use by applications that know how to avoid the * resulting deadlocks @@ -296,7 +303,8 @@ struct btrfs_ioctl_logical_ino_args { struct btrfs_ioctl_vol_args) #define BTRFS_IOC_BALANCE _IOW(BTRFS_IOCTL_MAGIC, 12, \ struct btrfs_ioctl_vol_args) -/* 13 is for CLONE_RANGE */ +#define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \ + struct btrfs_ioctl_clone_range_args) #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \ struct btrfs_ioctl_vol_args) #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \ -- cgit v1.2.1