Re: [PATCH] ubifs: Fix inode leak in xattr code

From: Richard Weinberger
Date: Tue May 16 2017 - 18:20:26 EST


Am 15.05.2017 um 18:05 schrieb Artem Bityutskiy:
> On Mon, 2017-05-15 at 17:22 +0200, Richard Weinberger wrote:
>> Alternatively we could add a iget_locked/drop_nlink/iput sequence to
>> ubifs_tnc_remove_ino(). But that will make unlink() much slower for
>> files
>> that contain xattrs.
> At that level we'd need to do it for every xattr, even those that were
> never be accessed, which would be slow indeed.
> But we really only need to check the inode cache: hey, icache, I am
> dying, and if you have any of my guys (xattrs), I want them to die with
> me.

That turned out to be much easier than expected.
Patch ahead!