Messages in this thread | | | Date | Tue, 31 Jan 2012 11:54:47 +0000 | From | Alan Cox <> | Subject | Re: sysfs regression: wrong link counts |
| |
On Mon, 30 Jan 2012 19:45:10 -0800 ebiederm@xmission.com (Eric W. Biederman) wrote:
> Alan Cox <alan@lxorguk.ukuu.org.uk> writes: > > >> Isn't there some other "proper" way of doing this in userspace, or is > >> this really the correct way? > > > > You can look at the S_IFMT bits and stuff however link count indicating > > number of subdirectories is a standard Unix thing and used by many quite > > mundane tools as an optimisation. > > Those tools for a decade or better all know to treat nlink == 1 as the > case where the optimization does not apply.
Most of the do. but as has been demonstrated here - not all
| |