Re: [PATCH v4 0/7] x86/boot: Remove runtime relocations from compressed kernel

From: Arvind Sankar
Date: Tue Jul 14 2020 - 16:14:57 EST


On Tue, Jul 14, 2020 at 10:10:14PM +0200, Sedat Dilek wrote:
> On Tue, Jul 14, 2020 at 10:07 PM Arvind Sankar <nivedita@xxxxxxxxxxxx> wrote:
> >
> > On Tue, Jul 14, 2020 at 09:53:19PM +0200, Sedat Dilek wrote:
> > >
> > > Hmm, you might be right with moving to LDFLAGS_vmlinux.
> > >
> > > Attached are my linux-config and dmesg-output.
> > >
> > > - Sedat -
> >
> > Which tree are you building against? I notice you have KERNEL_ZSTD
> > enabled, which hasn't been merged yet.
> >
> > Are you using Nick's series [v7]?
> >
> > Also from the naming -- are you using LLVM_IAS=1 with some patches to
> > make it work?
> >
> > [v7] https://lore.kernel.org/lkml/20200708185024.2767937-1-nickrterrell@xxxxxxxxx/
>
> Sorry for not telling you the full story.
> Yes, I have some additional patches like Nick T. "zstd-v7" which
> should IMHO not touch this area.
>
> - Sedat -

That series does touch boot/compressed, since the point is to add
support for zstd-compressed kernels. I'll need to test it out, the
__DISABLE_EXPORTS he's now using must not be working for some reason.