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Date:   Sat, 16 Sep 2017 09:17:39 -0400
From:   Boris Ostrovsky <>
To:     Arnd Bergmann <>, Juergen Gross <>,
Cc:     Thomas Gleixner <>,
        Ingo Molnar <>,
        "H. Peter Anvin" <>,
        Andy Lutomirski <>,
        "Kirill A. Shutemov" <>,
        Vitaly Kuznetsov <>,,
Subject: Re: [PATCH] xen: x86: mark xen_find_pt_base as __init

On 09/15/2017 03:29 PM, Arnd Bergmann wrote:
> gcc-4.6 causes a harmless link-time warning:
> WARNING: vmlinux.o(.text.unlikely+0x48e): Section mismatch in reference from the function xen_find_pt_base() to the function .init.text:m2p()
> The function xen_find_pt_base() references
> the function __init m2p().
> This is often because xen_find_pt_base lacks a __init
> annotation or the annotation of m2p is wrong.
> Newer compilers inline this function, so it never shows up, but marking
> it __init is the right way to avoid the warning.
> Fixes: 70e61199559a ("xen: move p2m list if conflicting with e820 map")
> Signed-off-by: Arnd Bergmann <>

Applied to for-linus-14b.


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