Subject: Re: [PATCH v2] crash, powerpc: Default to CRASH_DUMP=n on PPC_BOOK3S_32

From: Baoquan He <[email-masked]>
Date: Wed, 13 Nov 2024 09:04:03 +0800

Hi Andrew,

On 09/19/24 at 10:57am, Baoquan He wrote:
> On 09/17/24 at 12:37pm, Dave Vasilevsky wrote:
> > Fixes boot failures on 6.9 on PPC_BOOK3S_32 machines using
> > Open Firmware. On these machines, the kernel refuses to boot
> > from non-zero PHYSICAL_START, which occurs when CRASH_DUMP is on.
> > 
> > Since most PPC_BOOK3S_32 machines boot via Open Firmware, it should
> > default to off for them. Users booting via some other mechanism
> > can still turn it on explicitly.
> > 
> > Does not change the default on any other architectures for the
> > time being.
> > 
> > Signed-off-by: Dave Vasilevsky <[email-masked]>
> > Reported-by: Reimar Döffinger <[email-masked]>
> > Closes: https://lists.debian.org/debian-powerpc/2024/07/msg00001.html
> > Fixes: 75bc255a7444 ("crash: clean up kdump related config items")
> > ---
> >  arch/arm/Kconfig       | 3 +++
> >  arch/arm64/Kconfig     | 3 +++
> >  arch/loongarch/Kconfig | 3 +++
> >  arch/mips/Kconfig      | 3 +++
> >  arch/powerpc/Kconfig   | 4 ++++
> >  arch/riscv/Kconfig     | 3 +++
> >  arch/s390/Kconfig      | 3 +++
> >  arch/sh/Kconfig        | 3 +++
> >  arch/x86/Kconfig       | 3 +++
> >  kernel/Kconfig.kexec   | 2 +-
> >  10 files changed, 29 insertions(+), 1 deletion(-)
> 
> Thanks for the effort.
> 
> Acked-by: Baoquan He <[email-masked]>

Could you help pick this one?

Thanks
Baoquan