From: Greg KH <gregkh@linuxfoundation.org>
To: Alex Deucher <alexdeucher@gmail.com>
Cc: Christian Koenig <christian.koenig@amd.com>,
Grigori Goronzy <greg@chown.ath.cx>,
"for 3.8" <stable@vger.kernel.org>,
Alex Deucher <alexander.deucher@amd.com>
Subject: Re: [PATCH] drm/amdgpu: fix regression on CIK (v2)
Date: Tue, 22 Mar 2016 16:27:50 -0400 [thread overview]
Message-ID: <20160322202750.GA31394@kroah.com> (raw)
In-Reply-To: <CADnq5_MLzPW91d9rO8kuzP2zFCiwUKOC06wNUoMg3ykxRf-hjQ@mail.gmail.com>
On Tue, Mar 22, 2016 at 04:14:30PM -0400, Alex Deucher wrote:
> On Tue, Mar 22, 2016 at 4:11 PM, Greg KH <gregkh@linuxfoundation.org> wrote:
> > On Tue, Mar 22, 2016 at 03:48:18PM -0400, Alex Deucher wrote:
> >> From: Grigori Goronzy <greg@chown.ath.cx>
> >>
> >> This fix was written against drm-next, but when it was
> >> backported to 4.5 as a stable fix, the driver internal
> >> structure change was missed. Fix that up here to avoid
> >> a hang due to waiting for the wrong sequence number.
> >>
> >> v2: agd: fix up commit message
> >>
> >> Signed-off-by: Grigori Goronzy <greg@chown.ath.cx>
> >> Cc: stable@vger.kernel.org
> >> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> >> ---
> >>
> >> Hi Greg,
> >>
> >> The code is correct for 4.6, this fix should be applied to
> >> 4.5 and older stable kernels.
> >
> > What is the patch in 4.6 that made it "correct"? I would much rather
> > take that than something else.
>
> It's correct as is for 4.6. I cherry-picked it out of my drm-next
> tree into 4.5 since it was a bug fix, but missed the internal driver
> structure change in drm-next that was not in 4.5.
I'm sorry, I don't understand at all what you mean here :(
What changed between 4.5.0 and 4.6-rc1 that made 4.5 "broken"? What
fixed it in 4.6-rc1?
totally confused,
greg k-h
next prev parent reply other threads:[~2016-03-22 20:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-22 19:48 [PATCH] drm/amdgpu: fix regression on CIK (v2) Alex Deucher
2016-03-22 20:11 ` Greg KH
2016-03-22 20:14 ` Alex Deucher
2016-03-22 20:27 ` Greg KH [this message]
2016-03-22 20:31 ` Alex Deucher
2016-04-10 16:22 ` Greg KH
[not found] ` <570B5068.90302@amd.com>
2016-04-25 17:21 ` Alex Deucher
2016-04-25 22:49 ` Ben Hutchings
2016-05-01 22:59 ` Patch "drm/amdgpu: fix regression on CIK (v2)" has been added to the 4.4-stable tree gregkh
2016-05-01 22:59 ` Patch "drm/amdgpu: fix regression on CIK (v2)" has been added to the 4.5-stable tree gregkh
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