Re: [PATCH] Btrfs-progs: added btrfs filesystem label [label] [path] support V2

[Jeff Liu <jeff.liu@oracle.com>]

On 09/05/2011 01:03 AM, Hugo Mills wrote:
> On Sat, Sep 03, 2011 at 11:11:36AM +0800, Jeff liu wrote:
>> =E5=9C=A8 2011-9-2=EF=BC=8C=E4=B8=8B=E5=8D=8811:48=EF=BC=8C David St=
erba =E5=86=99=E9=81=93=EF=BC=9A
>>> On Fri, Sep 02, 2011 at 09:13:34PM +0800, Jeff Liu wrote:
>>>> --- a/ioctl.h
>>>> +++ b/ioctl.h
>>>> @@ -140,6 +140,8 @@ struct btrfs_ioctl_space_args {
>>>>                     struct btrfs_ioctl_vol_args)
>>>> #define BTRFS_IOC_SCAN_DEV _IOW(BTRFS_IOCTL_MAGIC, 4, \
>>>>                     struct btrfs_ioctl_vol_args)
>>>> +#define BTRFS_IOC_FS_SETLABEL _IOW(BTRFS_IOCTL_MAGIC, 5, \
>>>> +                   struct btrfs_ioctl_fs_label_args)
>>>> /* trans start and trans end are dangerous, and only for
>>>>   * use by applications that know how to avoid the
>>>>   * resulting deadlocks
>>> well, it is an unassigned number, but a newly added features should=
 IMHO
>>> allocate greater than current max value, ie over 31 in coordination=
 with
>>>
>>> https://btrfs.wiki.kernel.org/index.php/Project_ideas#Development_n=
otes.2C_please_read
>>>
>>> table.
>> It sounds reasonable to allocate a greater value, could anyone pleas=
e confirm it?
>     I'd just take number 50 for yours -- Li can update his patches
> later.
Thank you, I'll post a patch for this change later.

-Jeff
>     Hugo.
>
>> What's your ioctl range for online fsck?

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