fctnl(F_SETSIG) no longer works in 2.6.17, does in 2.6.16.

From: Beschorner Daniel
Date: Tue Aug 08 2006 - 01:39:32 EST

>>> static void lease_release_private_callback(struct file_lock *fl)
>>> {
>>> if (!fl->fl_file)
>>> return;
>>> f_delown(fl->fl_file);
>>> => fl->fl_file->f_owner.signum = 0;
>>> }

>> Why should the lease cleanup code be resetting f_owner.signum? That
>> looks wrong.
>> Stephen, I think this line of code predates the CITI changes. Do you
>> know who added it and why?

>Because when the original code was written, it was only called when we
>a fcntl(F_SETLEASE, F_UNLCK) call. The code got moved incorrectly and
>noone noticed.

Does somebody have a patch for this issue? It breaks one important
application (Samba) in its default configuration.

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