From: Timur Tabi <timur@codeaurora•org>
To: Mark Rutland <mark.rutland@arm•com>, Robin Murphy <robin.murphy@arm•com>
Cc: linux-arm-kernel@lists•infradead.org, sfr@canb•auug.org.au,
linux-next@vger•kernel.org, maxime.ripard@free-electrons•com,
olof@lixom•net, Wei Xu <xuwei5@hisilicon•com>,
ard.biesheuvel@linaro•org, leif.lindholm@arm•com
Subject: Re: [PATCH 5/8] arm64: defconfig: enable EFI_VARS and EFI_CAPSULE_LOADER
Date: Wed, 12 Apr 2017 15:58:07 -0500 [thread overview]
Message-ID: <b795d943-c85f-4f39-ec13-2388f6f7f6bb@codeaurora.org> (raw)
In-Reply-To: <20170412161442.GB7153@leverpostej>
On 04/12/2017 11:14 AM, Mark Rutland wrote:
>>> > > Many ARM64 server systems boot via EFI, so enable support for some EFI
>>> > > options to allow applications to interact with EFI.
>>> > >
>>> > > CONFIG_EFI_VARS enables sysfs support for reading and writing variables
>> >
>> > Isn't efivarfs preferred for that these days, or have I imagined that?
>> >
>> > Robin.
> Ard, Leif?
So my research suggests that efivarfs is a replacement for CONFIG_EFI_VARS.
We may still have some older programs that use the sysfs entries, but I'm
not sure.
Regardless, I will drop EFI_VARS from v2 of the patset, and just set
EFI_CAPSULE_LOADER.
--
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm
Technologies, Inc. Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.
next prev parent reply other threads:[~2017-04-12 20:58 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-12 16:02 [PATCH 0/8] arm64: defconfig: enable several options useful for ARM64 server platforms Timur Tabi
2017-04-12 16:02 ` [PATCH 1/8] arm64: defconfig: resynchronize the defconfig Timur Tabi
2017-04-12 16:02 ` [PATCH 2/8] arm64: defconfig: enable ACPI_CPPC_CPUFREQ Timur Tabi
2017-04-12 16:02 ` [PATCH 3/8] arm64: defconfig: enable TCG_TPM and TCG_CRB Timur Tabi
2017-04-12 16:09 ` Mark Rutland
2017-04-12 16:44 ` Timur Tabi
2017-04-12 16:02 ` [PATCH 4/8] arm64: defconfig: enable BLK_DEV_NVME Timur Tabi
2017-04-12 16:02 ` [PATCH 5/8] arm64: defconfig: enable EFI_VARS and EFI_CAPSULE_LOADER Timur Tabi
2017-04-12 16:13 ` Robin Murphy
2017-04-12 16:14 ` Mark Rutland
2017-04-12 20:58 ` Timur Tabi [this message]
2017-04-12 16:02 ` [PATCH 6/8] arm64: defconfig: enable support for PCIe hotplug Timur Tabi
2017-04-12 16:02 ` [PATCH 7/8] arm64: defconfig: enable APEI and GHES features Timur Tabi
2017-04-12 16:03 ` [PATCH 8/8] arm64: defconfig: enable EDAC options Timur Tabi
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