Re: [PATCH] xfs_repair: check and repair quota metadata

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On 5/7/18 6:28 PM, Dave Chinner wrote:
> On Mon, May 07, 2018 at 09:32:42AM -0700, Darrick J. Wong wrote:
>> On Mon, May 07, 2018 at 09:20:28AM -0500, Eric Sandeen wrote:

...

>>> diff --git a/libxfs/xfs_quota_defs.h b/libxfs/xfs_quota_defs.h
>>> index bb1b13a9..067475e2 100644
>>> --- a/libxfs/xfs_quota_defs.h
>>> +++ b/libxfs/xfs_quota_defs.h
>>> @@ -30,6 +30,8 @@
>>>  typedef uint64_t	xfs_qcnt_t;
>>>  typedef uint16_t	xfs_qwarncnt_t;
>>>  
>>> +#define XFS_DQUOT_CLUSTER_SIZE_FSB (xfs_filblks_t)1
>>
>> Requires a kernel patch, right? :)
> 
> It's already defined in the kernel in fs/xfs/xfs_qm.h.
> 
> And userspace also defines it as a private define to allow libxfs to
> build:
> 
> $ git grep XFS_DQUOT_CLUSTER_SIZE_FSB
> libxfs/libxfs_priv.h:#define XFS_DQUOT_CLUSTER_SIZE_FSB (xfs_filblks_t)1
> libxfs/xfs_trans_resv.c:                        XFS_FSB_TO_B(mp, XFS_DQUOT_CLUSTER_SIZE_FSB) - 1);
> libxfs/xfs_trans_space.h:        XFS_DQUOT_CLUSTER_SIZE_FSB)
> $
> 
> If it's going to be used outside libxfs in userspace, then it should
> be lifted to a libxfs header file both in the kernel and userspace,
> such as fs/xfs/xfs_quota_defs.h....


Ok, which is what I did in the first place.  :)  Ok, so can change it
on the kernel side to keep up with this patch, then.

Thanks,
-Eric

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