Re: Kernel broken for Apple powerbooks

[Giuseppe Sacco <giuseppe@sguazz.it>]

Hello Adrian,

Il giorno ven, 28/08/2020 alle 15.51 +0200, John Paul Adrian Glaubitz
ha scritto:
> Hello!
> 
> On 8/28/20 3:41 PM, Giuseppe Sacco wrote:
[...]
> > Ok, so I will ask for this config change on the standard package
> > src:linux using the already opened bug.
> 
> Yes, I posted a proposed patch below. You can adjust the title of
> your bug
> report using the BTS control server.
> 
> diff --git a/debian/changelog b/debian/changelog
> index 9d9eddea4b6a..af0a845ae5e9 100644
> --- a/debian/changelog
> +++ b/debian/changelog
> @@ -1,3 +1,10 @@
> +linux (5.8.3-1~exp2) UNRELEASED; urgency=medium
> +
> +  [ John Paul Adrian Glaubitz ]
> +  * [powerpc] Set CONFIG_VMAP_STACK=n to unbreak kernel on Apple PowerBook.
> +
> + -- John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
>   Fri, 28 Aug 2020 15:48:32 +0200
> +
>  linux (5.8.3-1~exp1) experimental; urgency=medium
>  
>    * New upstream release: 
> https://kernelnewbies.org/Linux_5.8
> 
> diff --git a/debian/config/powerpc/config.powerpc
> b/debian/config/powerpc/config.powerpc
> index 63a07fb2e8f7..de4135891e5c 100644
> --- a/debian/config/powerpc/config.powerpc
> +++ b/debian/config/powerpc/config.powerpc
> @@ -1,3 +1,8 @@
> +##
> +## file: arch/Kconfig
> +##
> +CONFIG_VMAP_STACK=n
> +
>  ##
>  ## file: arch/powerpc/Kconfig
>  ##
> 
> Let me try it on my on Apple iBook G4 first though.

did you try on your machine? BTW, it seems this patch will be included
in upstream version 5.9-rc4.

Bye,
Giuseppe