[PATCH] x86/64: Add CONFIG_DEVMEM=y for targets/x86/64

Christian Lamparter chunkeey at gmail.com
Sun Feb 14 05:22:09 EST 2021

On 14/02/2021 10:33, Bjørn Mork wrote:
> Petr Štetiar <ynezz at true.cz> writes:
>> I assume it's for some legacy reasons which don't apply in 2021 to OpenWrt.
> Not sure I understand what you mean here.  There was a a request for
> this feature, so it obviously applies to OpenWrt.  And it's already
> enabled for the ipq807x and rockchip targets, so you can't really claim
> that it's not available in OpenWrt either.

Hmm, I think I was bitten by this before... In my case setting a
CONFIG_DEVMEM=y in any of the targets-config like this did not what
its supposed to do.

This was because this setting gets "forced" by the CONFIG KERNEL_DEVMEM in our
own config/Config-kernel.in. So we might as well remove the CONFIG_DEVMEM
from all subtarget configuration. (I think the target/generic/config-X can
stay or there will be edit-wars).

(My best guess how these settings end up in the targets config, is that these
settings get there by accident when the configurations are refreshed upon a


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