linux-kernel - Re: [PATCH 1/4] x86/efi: show actual ending addresses in efi_print

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Message-ID: <20151221155038.GD4227@codeblueprint.co.uk>
Date:	Mon, 21 Dec 2015 15:50:38 +0000
From:	Matt Fleming <matt@...eblueprint.co.uk>
To:	Robert Elliott <elliott@....com>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	x86@...nel.org, linux-efi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] x86/efi: show actual ending addresses in
 efi_print_memmap

On Thu, 17 Dec, at 07:28:31PM, Robert Elliott wrote:
> Adjust efi_print_memmap to print the real end address of each
> range, not 1 byte beyond. This matches other prints like those for
> SRAT and nosave memory.
> 
> Change the closing ) to ] to match the opening [.
> 
> old:
>     efi: mem61: [Persistent Memory  |   |  |  |  |  |  |   |WB|WT|WC|UC] range=[0x0000000880000000-0x0000000c80000000) (16384MB)
> 
> new:
>     efi: mem61: [Persistent Memory  |   |  |  |  |  |  |   |WB|WT|WC|UC] range=[0x0000000880000000-0x0000000c7fffffff] (16384MB)
> 
> Example other address range prints:
>     SRAT: Node 1 PXM 1 [mem 0x480000000-0x87fffffff]
>     PM: Registered nosave memory: [mem 0x880000000-0xc7fffffff]
> 
> Signed-off-by: Robert Elliott <elliott@....com>
> ---
>  arch/x86/platform/efi/efi.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Is this change purely for aesthetic reasons? We're usually not in the
habit of changing the output of print messages without a good reason
because people downstream do rely on them being consistent.
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