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Re: Regression for Power PC in 4.14-rc0 - bisected to commit 31bfdb036f12

From Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Newsgroups linux.kernel
Subject Re: Regression for Power PC in 4.14-rc0 - bisected to commit 31bfdb036f12
Date 2017-09-14 02:40 +0200
Message-ID <upqmd-64c-1@gated-at.bofh.it> (permalink)
References <upqmd-64c-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 14/09/17 10:07, Larry Finger wrote:
> When booting my PowerBook Aluminum G4, I get a pop-up screen that says 
> "The system is running in low-graphics  mode. Your screen, graphics 
> card, and input device settings could not be detected correctly. You 
> will need to configure these yourself." This is a big-endian 74xx CPU. 
> The lscpu command says it is a PowerBook5,6 model.
> 
> This problem has been bisected to commit 31bfdb036f12 ("powerpc: Use 
> instruction emulation infrastructure to handle alignment faults"). I am 
> confident of the accuracy of the bisection.
> 
> Attached is the configuration.

Try with https://patchwork.ozlabs.org/patch/813153/

(A selftest for the instruction emulation will make its way upstream 
eventually...)

-- 
Andrew Donnellan              OzLabs, ADL Canberra
andrew.donnellan@au1.ibm.com  IBM Australia Limited

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Re: Regression for Power PC in 4.14-rc0 - bisected to commit  31bfdb036f12 Andrew Donnellan <andrew.donnellan@au1.ibm.com> - 2017-09-14 02:40 +0200
  Re: Regression for Power PC in 4.14-rc0 - bisected to commit  31bfdb036f12 Larry Finger <Larry.Finger@lwfinger.net> - 2017-09-14 03:00 +0200

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