On Fri, Apr 01, 2016 at 04:14:25PM -0400, Jeff Mahoney wrote:
> Signed-off-by: Jeff Mahoney <jeffm@xxxxxxxx>
Looks good to me.
Reviewed-by: Liu Bo <bo.li.liu@xxxxxxxxxx>
Thanks,
-liubo
> ---
> include/uapi/linux/btrfs.h | 17 ++++++++++++++---
> 1 file changed, 14 insertions(+), 3 deletions(-)
>
> diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h
> index 9651af3..0316e23 100644
> --- a/include/uapi/linux/btrfs.h
> +++ b/include/uapi/linux/btrfs.h
> @@ -34,9 +34,6 @@ struct btrfs_ioctl_vol_args {
>
> #define BTRFS_DEVICE_PATH_NAME_MAX 1024
>
> -#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_UUID_UNPARSED_SIZE 37
> @@ -85,6 +82,20 @@ struct btrfs_ioctl_qgroup_limit_args {
> struct btrfs_qgroup_limit lim;
> };
>
> +/*
> + * flags for subvolumes
> + *
> + * Used by:
> + * struct btrfs_ioctl_vol_args_v2.flags
> + *
> + * BTRFS_SUBVOL_RDONLY is also provided/consumed by the following ioctls:
> + * - BTRFS_IOC_SUBVOL_GETFLAGS
> + * - BTRFS_IOC_SUBVOL_SETFLAGS
> + */
> +#define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0)
> +#define BTRFS_SUBVOL_RDONLY (1ULL << 1)
> +#define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2)
> +
> #define BTRFS_SUBVOL_NAME_MAX 4039
> struct btrfs_ioctl_vol_args_v2 {
> __s64 fd;
> --
> 2.7.1
>
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