linux-kernel - Re: [PATCH 1/3] xen: sync some headers with xen tree

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Message-Id: <54087CAE0200007800030D79@mail.emea.novell.com>
Date:	Thu, 04 Sep 2014 13:52:30 +0100
From:	"Jan Beulich" <JBeulich@...e.com>
To:	"Juergen Gross" <JGross@...e.com>
Cc:	<david.vrabel@...rix.com>, <xen-devel@...ts.xensource.com>,
	<boris.ostrovsky@...cle.com>, <konrad.wilk@...cle.com>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] xen: sync some headers with xen tree

>>> On 04.09.14 at 14:38, <"jgross@...e.com".non-mime.internet> wrote:
> As the KEXEC and DUMPCORE related ELFNOTES are not relevant for the
> kernel they are omitted from elfnote.h.

But the defines are still in the patch:

> @@ -153,6 +192,65 @@
>   */
>  #define XEN_ELFNOTE_SUPPORTED_FEATURES 17
>  
> +/*
> + * The number of the highest elfnote defined.
> + */
> +#define XEN_ELFNOTE_MAX XEN_ELFNOTE_SUPPORTED_FEATURES
> +
> +/*
> + * System information exported through crash notes.
> + *
> + * The kexec / kdump code will create one XEN_ELFNOTE_CRASH_INFO
> + * note in case of a system crash. This note will contain various
> + * information about the system, see xen/include/xen/elfcore.h.
> + */
> +#define XEN_ELFNOTE_CRASH_INFO 0x1000001
> +
> +/*
> + * System registers exported through crash notes.
> + *
> + * The kexec / kdump code will create one XEN_ELFNOTE_CRASH_REGS
> + * note per cpu in case of a system crash. This note is architecture
> + * specific and will contain registers not saved in the "CORE" note.
> + * See xen/include/xen/elfcore.h for more information.
> + */
> +#define XEN_ELFNOTE_CRASH_REGS 0x1000002
> +
> +
> +/*
> + * xen dump-core none note.
> + * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_NONE
> + * in its dump file to indicate that the file is xen dump-core
> + * file. This note doesn't have any other information.
> + * See tools/libxc/xc_core.h for more information.
> + */
> +#define XEN_ELFNOTE_DUMPCORE_NONE               0x2000000
> +
> +/*
> + * xen dump-core header note.
> + * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_HEADER
> + * in its dump file.
> + * See tools/libxc/xc_core.h for more information.
> + */
> +#define XEN_ELFNOTE_DUMPCORE_HEADER             0x2000001
> +
> +/*
> + * xen dump-core xen version note.
> + * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_XEN_VERSION
> + * in its dump file. It contains the xen version obtained via the
> + * XENVER hypercall.
> + * See tools/libxc/xc_core.h for more information.
> + */
> +#define XEN_ELFNOTE_DUMPCORE_XEN_VERSION        0x2000002
> +
> +/*
> + * xen dump-core format version note.
> + * xm dump-core code will create one XEN_ELFNOTE_DUMPCORE_FORMAT_VERSION
> + * in its dump file. It contains a format version identifier.
> + * See tools/libxc/xc_core.h for more information.
> + */
> +#define XEN_ELFNOTE_DUMPCORE_FORMAT_VERSION     0x2000003
> +
>  #endif /* __XEN_PUBLIC_ELFNOTE_H__ */
>  
>  /*

Jan

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