On Mon, Nov 04, 2013 at 11:45:44AM +0800, Anand Jain wrote:
> as of now with out this patch user would see
> fsinfo per btrfs mount path but which mean multiple
> entry if more than one subvol is mounted of the same
> fsid. so this patch will handle that nicely.
>
> v2: accepts Zach suggested
>
> Signed-off-by: Anand Jain <anand.j...@oracle.com>
> ---
> cmds-filesystem.c | 90
> +++++++++++++++++++++++++++++++++--------------------
> utils.c | 88 ++++++++++++++++++++++++++++++++++++++++++---------
> utils.h | 3 +-
> 3 files changed, 130 insertions(+), 51 deletions(-)
>
> diff --git a/cmds-filesystem.c b/cmds-filesystem.c
> index d2cad81..f8e8475 100644
> --- a/cmds-filesystem.c
> +++ b/cmds-filesystem.c
> @@ -317,6 +317,29 @@ static int print_one_fs(struct btrfs_ioctl_fs_info_args
> *fs_info,
> return 0;
> }
>
> +static void handle_print(char *mnt, char *label)
> +{
> + int fd;
> + struct btrfs_ioctl_fs_info_args fs_info_arg;
> + struct btrfs_ioctl_dev_info_args *dev_info_arg = NULL;
> + struct btrfs_ioctl_space_args *space_info_arg;
> +
> + if (get_fs_info(mnt, &fs_info_arg, &dev_info_arg)) {
> + fprintf(stdout, "ERROR: get_fs_info failed\n");
> + return;
> + }
> +
> + fd = open(mnt, O_RDONLY);
> + if (fd > 0 && !get_df(fd, &space_info_arg)) {
0 is a valid fd. Thanks,
Josef
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