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

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Message-ID: <CA+icZUV9_ox9q+yANQQ-6X41fRb5K7mMn3NSh0_E9R1hO4oC4g@mail.gmail.com>
Date:   Tue, 14 Jul 2020 22:10:14 +0200
From:   Sedat Dilek <sedat.dilek@...il.com>
To:     Arvind Sankar <nivedita@...m.mit.edu>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Fangrui Song <maskray@...gle.com>,
        Dmitry Golovin <dima@...ovin.in>,
        Clang-Built-Linux ML <clang-built-linux@...glegroups.com>,
        Ard Biesheuvel <ardb@...nel.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Daniel Kiper <daniel.kiper@...cle.com>,
        Kees Cook <keescook@...omium.org>,
        Nathan Chancellor <natechancellor@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        "H . J . Lu" <hjl@...rceware.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/7] x86/boot: Remove runtime relocations from
 compressed kernel

On Tue, Jul 14, 2020 at 10:07 PM Arvind Sankar <nivedita@...m.mit.edu> 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@gmail.com/

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 -