[PATCH] vfs_ceph: add fs_capabilities hook to avoid local statvfs

[David Disseldorp]

On Tue, 9 Jan 2018 17:05:22 -0800, Jeremy Allison wrote:

> On Wed, Jan 10, 2018 at 01:45:04AM +0100, David Disseldorp via samba-technical wrote:
> > Patch attached. Feedback/push appreciated.  
> 
> Oh, yes - sys_statvfs() against a ceph filesystem path isn't
> good. RB+ and pushed.

Thanks Jeremy.

> As an additional patch, should we change vfswrap_fs_capabilities()
> to go through SMB_VFS_STATVFS() instead of calling locally, or
> is there a reason for calling the system function (I have a
> vague recollection around this) ?

Agreed, I think it makes sense to use the VFS hook here. Please see
attached.

As a side note, it'd be nice to have a stack based synthetic_smb_fname()
helper, and get rid of quite a few (IMO) ugly talloc_tos() callers.

Cheers, David
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