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SubjectRe: [PATCH v4 2/2] arm64: kexec_file: add crash dump support
On Thu, Jan 09, 2020 at 08:32:54AM +0000, Will Deacon wrote:
> On Thu, Jan 09, 2020 at 09:46:55AM +0900, AKASHI Takahiro wrote:
> > On Wed, Jan 08, 2020 at 05:48:39PM +0000, Will Deacon wrote:
> > > On Mon, Dec 16, 2019 at 11:12:47AM +0900, AKASHI Takahiro wrote:
> > > > diff --git a/arch/arm64/include/asm/kexec.h b/arch/arm64/include/asm/kexec.h
> > > > index 12a561a54128..d24b527e8c00 100644
> > > > --- a/arch/arm64/include/asm/kexec.h
> > > > +++ b/arch/arm64/include/asm/kexec.h
> > > > @@ -96,6 +96,10 @@ static inline void crash_post_resume(void) {}
> > > > struct kimage_arch {
> > > > void *dtb;
> > > > unsigned long dtb_mem;
> > > > + /* Core ELF header buffer */
> > > > + void *elf_headers;
> > > > + unsigned long elf_headers_mem;
> > > > + unsigned long elf_headers_sz;
> > > > };
> > >
> > > This conflicts with the cleanup work from Pavel. Please can you check my
> > > resolution? [1]
> >
> > I don't know why we need to change a type of dtb_mem,
> > otherwise it looks good.
> >
> > (I also assume that you notice that kimage_arch is of no use for kexec.)
>
> Yes, that's why I'd like the resolution checked. If you reckon it's cleaner
> to drop Pavel's patch altogether in light of your changes, we can do that
> instead.
>
> Thoughts?

Well, I've reverted the cleanup patch so please shout if you'd prefer
something else.

Will

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