linux-kernel - Re: [PATCH 3/4] x86/boot/compressed/64: Introduce place

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Date:   Fri, 10 Nov 2017 13:46:23 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     "Kirill A. Shutemov" <kirill@...temov.name>
Cc:     "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Ingo Molnar <mingo@...hat.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>, x86@...nel.org,
        Thomas Gleixner <tglx@...utronix.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        Andy Lutomirski <luto@...capital.net>,
        Cyrill Gorcunov <gorcunov@...nvz.org>,
        Borislav Petkov <bp@...e.de>, Andi Kleen <ak@...ux.intel.com>,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] x86/boot/compressed/64: Introduce place_trampoline()


* Kirill A. Shutemov <kirill@...temov.name> wrote:

> > One other detail I noticed:
> > 
> >         /* Bound size of trampoline code */
> >         .org    lvl5_trampoline_src + LVL5_TRAMPOLINE_CODE_SIZE
> > 
> > will this generate a build error if the trampoline code exceeds 0x40?
> 
> Yes, this is the point. Just a failsafe if trampoline code would grew too
> much.

Ok, good!

Thanks,

	Ingo