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Re: [PATCH] libelf: Handle PVH kernels lacking ENTRY elfnote

To: Jürgen Groß <jgross@xxxxxxxx>
From: Jason Andryuk <jandryuk@xxxxxxxxx>
Date: Wed, 14 Oct 2020 12:27:45 -0400
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Ian Jackson <iwj@xxxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>
Delivery-date: Wed, 14 Oct 2020 16:28:20 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On Wed, Oct 14, 2020 at 12:12 PM Jürgen Groß <jgross@xxxxxxxx> wrote:
>
> On 14.10.20 17:31, Jason Andryuk wrote:
> > Linux kernels only have an ENTRY elfnote when built with CONFIG_PV.  A
>
> This wrong. Have a look into arch/x86/platform/pvh/head.S

That is XEN_ELFNOTE_PHYS32_ENTRY, which is different from
XEN_ELFNOTE_ENTRY in arch/x86/xen/xen-head.S:
#ifdef CONFIG_XEN_PV
        ELFNOTE(Xen, XEN_ELFNOTE_ENTRY,          _ASM_PTR startup_xen)
#endif

Regards,
Jason

Follow-Ups:
- Re: [PATCH] libelf: Handle PVH kernels lacking ENTRY elfnote
  - From: Jürgen Groß

References:
- [PATCH] libelf: Handle PVH kernels lacking ENTRY elfnote
  - From: Jason Andryuk
- Re: [PATCH] libelf: Handle PVH kernels lacking ENTRY elfnote
  - From: Jürgen Groß

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