From: Leif Lindholm <leif.lindholm@linaro.org>
To: Matt Fleming <matt@codeblueprint.co.uk>
Cc: linux-efi@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, matt.fleming@intel.com,
ard.biesheuvel@linaro.org, msalter@redhat.com
Subject: Re: [PATCH 2/3] arm64: use core efi=debug instead of uefi_debug command line parameter
Date: Wed, 26 Aug 2015 18:30:00 +0100 [thread overview]
Message-ID: <20150826173000.GG10728@bivouac.eciton.net> (raw)
In-Reply-To: <20150826172455.GB2837@codeblueprint.co.uk>
On Wed, Aug 26, 2015 at 06:24:55PM +0100, Matt Fleming wrote:
> On Wed, 26 Aug, at 02:24:57PM, Leif Lindholm wrote:
> > Now that we have an efi=debug command line option in the core code, use
> > this instead of the arm64-specific uefi_debug option.
> >
> > Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
> > ---
> > Documentation/arm/uefi.txt | 2 --
> > arch/arm64/kernel/efi.c | 19 +++++--------------
> > 2 files changed, 5 insertions(+), 16 deletions(-)
>
> Are there no concerns with backwards-compatibility here? I expected
> this patch to internally convert uefi_debug to efi=debug if old boot
> loaders, kernel config, etc specify it.
>
> Is that something that can be safely ignored?
Since it is purely a debug feature, I opted to just drop it.
I don't have strong feelings, and it could certainly be kept as an
arm64-only alias (but setting the EFI_DBG flag) if others disagree.
/
Leif
next prev parent reply other threads:[~2015-08-26 17:30 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-26 13:24 [PATCH 0/3] unify efi debug output across architectures Leif Lindholm
2015-08-26 13:24 ` [PATCH 1/3] efi/x86: move efi=debug option parsing to core Leif Lindholm
2015-08-26 17:25 ` Matt Fleming
2015-08-26 13:24 ` [PATCH 2/3] arm64: use core efi=debug instead of uefi_debug command line parameter Leif Lindholm
2015-08-26 17:24 ` Matt Fleming
2015-08-26 17:30 ` Leif Lindholm [this message]
2015-08-26 18:29 ` Ard Biesheuvel
2015-08-28 13:32 ` Matt Fleming
2015-08-26 13:24 ` [PATCH 3/3] efi/arm64: clean up efi_get_fdt_params() interface Leif Lindholm
2015-08-26 14:04 ` Ard Biesheuvel
2015-08-26 14:15 ` Mark Salter
2015-08-26 14:16 ` Ard Biesheuvel
2015-08-28 13:32 ` Matt Fleming
2015-08-26 13:46 ` [PATCH 0/3] unify efi debug output across architectures Ard Biesheuvel
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