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Date:	Sat, 7 Nov 2015 19:04:04 -0800
From:	Jeremiah Mahler <jmmahler@...il.com>
To:	Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Cc:	tpmdd-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	peterhuewe@....de, gregkh@...uxfoundation.org,
	jgunthorpe@...idianresearch.com, dhowells@...hat.com,
	artem.bityutskiy@...ux.intel.com, Tejun Heo <tj@...nel.org>,
	NeilBrown <neilb@...e.de>, Guenter Roeck <linux@...ck-us.net>,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: Re: [BUG, PATCH 03/10] sysfs: added
 __compat_only_sysfs_link_entry_to_kobj()

Jarkko,

On Sun, Nov 08, 2015 at 02:49:06AM +0200, Jarkko Sakkinen wrote:
> On Sat, Nov 07, 2015 at 03:11:47PM -0800, Jeremiah Mahler wrote:
> > Jarkko,
> > 
[...]
> > 
> > It sounds like you have the problem figured out and have a good fix.
> > If I can do anything else to help let me know :-)
> 
> Turns out that after all the second issue that I described was also
> because of this patch.
> 
> Clean up was not done properly when that function. I revised my fix.
> 
> If you want to help, check that the revised patch works I'll add
> Tested-by to the patch. Thank you!
> 
> > -- 
> > - Jeremiah Mahler
> 
> /Jarkko

I tested the patch (link below) and it works with one small caveat.
The patch would not apply because line 231 uses list_add_tail_rcu
instead of list_add_rcu.  I am working from commit 9b774d5cf2d where
the problem started.  Your repo likely has other changes involved.

https://github.com/jsakkine/linux-tpmdd/commit/73ea7e0b8045f9610c3274bcefaf89b7a05ee781

-- 
- Jeremiah Mahler
--
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