Re: [Xen-devel] [PATCH 01/10] x86: assembly, ENTRY for fn, GLOBAL for data

[Juergen Gross <jgross@xxxxxxxx>]

On 17/02/17 11:47, Jiri Slaby wrote:
> This is a start of series to unify use of ENTRY, ENDPROC, GLOBAL, END,
> and other macros across x86. When we have all this sorted out, this will
> help to inject DWARF unwinding info by objtool later.
> 
> So, let us use the macros this way:
> * ENTRY -- start of a global function
> * ENDPROC -- end of a local/global function
> * GLOBAL -- start of a globally visible data symbol
> * END -- end of local/global data symbol
> 
> The goal is forcing ENTRY to emit .cfi_startproc and ENDPROC to emit
> .cfi_endproc.
> 
> This particular patch makes proper use of GLOBAL on data and ENTRY on a
> function which was not the case on 4 locations.
> 
> Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
> Cc: <x86@xxxxxxxxxx>
> Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
> Cc: Juergen Gross <jgross@xxxxxxxx>
> Cc: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
> Cc: "Rafael J. Wysocki" <rjw@xxxxxxxxxxxxx>
> Cc: Len Brown <len.brown@xxxxxxxxx>
> Cc: Pavel Machek <pavel@xxxxxx>
> Cc: <linux-pm@xxxxxxxxxxxxxxx>
> ---
>  arch/x86/kernel/acpi/wakeup_64.S | 14 +++++++-------
>  arch/x86/kernel/head_64.S        |  2 +-
>  arch/x86/kernel/mcount_64.S      |  2 +-
>  arch/x86/xen/xen-head.S          |  2 +-
>  4 files changed, 10 insertions(+), 10 deletions(-)

Xen parts:

Reviewed-by: Juergen Gross <jgross@xxxxxxxx>


Juergen


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