Re: [Patch] Btrfs: use BTRFS_VOL_NAME_MAX for structbtrfs_ioctl_vol_args

[AmÃrico Wang]

On Wed, Jan 21, 2009 at 10:04:08AM -0500, Chris Mason wrote:
>On Mon, 2009-01-19 at 21:12 +0800, AmÃrico Wang wrote:
>> On Mon, Jan 19, 2009 at 08:03:37AM -0500, Josef Bacik wrote:
>> >On Mon, Jan 19, 2009 at 08:57:32PM +0800, AmÃrico Wang wrote:
>> >> 
>> >> I found userspace tool, btrfsctl, uses BTRFS_VOL_NAME_MAX, and
>> >> it also looks that this one is more proper.
>> >> 
>> >> Kill BTRFS_PATH_NAME_MAX since no one will use it.
>> >> 
>> >
>> >Nope, BTRFS_PATH_NAME_MAX is specifically used for the ioctl stuff, makes the
>> >arguments 4k aligned, this patch is incorrect.  Thanks,
>> 
>> Ok, then what is BTRFS_VOL_NAME_MAX? :)
>
>Right now it is only used in the progs.  The disk format doesn't really
>have a max there, it is just to keep names usable.  But, we should add a
>check in the kernel ioctl side, are you interested in sending a patch
>for it?
>

Yup, I will do.

Thanks.

-- 
"Against stupidity, the gods themselves, contend in vain."

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