Re: 答复: parent inode from the current struct inode

[Philipp Ittershagen <p.ittershagen@xxxxxxxxxxxxxx>]

Hi Jack,

On Wed, Feb 8, 2012 at 2:00 PM, Jack David <jd6589@xxxxxxxxx> wrote:
> Okay, I tried container_of, but it did not work. So I tried
> d_obtain_alias() which worked.
>
> But I am not sure if I  have to make a call to dput() as well in order
> to free the dentry obtained.
> Anyone can confirm this?

since d_obtain_alias() calls dput when something goes wrong after
allocating the dentry, I'm assuming that you also have to call dput to
free the dentry.



Philipp

_______________________________________________
Kernelnewbies mailing list
Kernelnewbies@xxxxxxxxxxxxxxxxx
http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies