Re: [PATCHv6 0/4] x86: 5-level related changes into decompression code<Paste>

From: Kirill A. Shutemov
Date: Fri Jan 12 2018 - 11:22:27 EST


On Fri, Jan 12, 2018 at 03:10:37PM +0100, Ingo Molnar wrote:
>
> * Kirill A. Shutemov <kirill@xxxxxxxxxxxxx> wrote:
>
> > On Mon, Jan 08, 2018 at 05:18:05PM +0100, Ingo Molnar wrote:
> > >
> > > * Kirill A. Shutemov <kirill@xxxxxxxxxxxxx> wrote:
> > >
> > > > On Tue, Dec 12, 2017 at 04:57:35PM +0300, Kirill A. Shutemov wrote:
> > > > > Here's few changes to x86 decompression code.
> > > > >
> > > > > The first patch is pure cosmetic change: it gives file with KASLR helpers
> > > > > a proper name.
> > > > >
> > > > > The last three patches bring support of booting into 5-level paging mode if
> > > > > a bootloader put the kernel above 4G.
> > > > >
> > > > > Patch 2/4 Renames l5_paging_required() into paging_prepare() and change
> > > > > interface of the function.
> > > > > Patch 3/4 Handles allocation of space for trampoline and gets it prepared.
> > > > > Patch 4/4 Gets trampoline used.
> > > > >
> > > > > Kirill A. Shutemov (4):
> > > > > x86/boot/compressed/64: Rename pagetable.c to kaslr_64.c
> > > > > x86/boot/compressed/64: Introduce paging_prepare()
> > > > > x86/boot/compressed/64: Prepare trampoline memory
> > > > > x86/boot/compressed/64: Handle 5-level paging boot if kernel is above
> > > > > 4G
> > > >
> > > > Ingo, does it look fine now?
> > >
> > > Yes, it looks structurally much better now - but we first need to address all
> > > existing regressions before we can move forward.
> >
> > There's a fix for kdump issue that maintainers are okay about.
>
> Do you mean your proposed fix in:
>
> Message-ID: <20180109001303.dy73bpixsaegn4ol@xxxxxxxxxxxxxxxxxx>
>
> ?
>
> I was expecting a final submission of that fix in a new thread (or at least with a
> new subject line), with all Acked-by and Tested-by's collected and Reported-by
> added in.

Okay, I'll do this.

I just thought that it will go via -mm tree and Andrew is usually okay with
collecting acks on his own.

--
Kirill A. Shutemov