linux-kernel - Re: I'd like to donate a MacBook Pro

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Date:   Wed, 3 May 2017 16:58:42 +0200
From:   Joerg Roedel <jroedel@...e.de>
To:     Alex Henrie <alexhenrie24@...il.com>
Cc:     Greg KH <gregkh@...uxfoundation.org>,
        Mathias Nyman <mathias.nyman@...el.com>,
        linux-usb@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: I'd like to donate a MacBook Pro

On Wed, May 03, 2017 at 08:35:47AM -0600, Alex Henrie wrote:
> 2017-05-03 5:58 GMT-06:00 Greg KH <gregkh@...uxfoundation.org>:
> > On Tue, May 02, 2017 at 10:55:09PM -0600, Alex Henrie wrote:
> >> Today I ran a regression test to determine which commit made the
> >> keyboard stop working entirely. The last commit that worked for me was
> >> c09e22d5370739e16463c113525df51b5980b1d5. After that, there is a long
> >> series of commits where the screen stays black, and after that, I
> >> start getting errors like the one above.
> >
> > So git bisect said that commit was a good change, what one was the "bad"
> > commit that git bisect pointed at?
> 
> The commit right after that, but it's not clear whether the screen
> blanking problem was part of the same bug or just another bug that was
> introduced at about the same time.

That would be 39ab9555c24110671f8dc671311a26e5c985b592:
	
	iommu: Add sysfs bindings for struct iommu_device

And it introduced a regression when iommu-sysfs entries are accessed.
This is fixed in a7fdb6e648fb.

Does that commit fix the screen blanking problem?



	Joerg