Re: 5.16-rc: "x86/boot: Pull up cmdline" breaks mem=

Hugh Dickins
2021-12-09T05:49:31Z

Typo, sorry Anjaneya.

On Wed, 8 Dec 2021, Hugh Dickins wrote:

> Bad news, I'm afraid: I boot with "mem=1G" on the cmdline for testing,
> which worked fine on 5.16-rc1, but does not work on 5.16-rc2 onwards.
>
> Bisection arrived at 8d48bf8206f7 ("x86/boot: Pull up cmdline preparation
> and early param parsing"); and reverting c0f2077baa41 ("x86/boot: Mark
> prepare_command_line() __init") then 8d48bf820cf7 does fix my "mem=1G".
>
> I have not tried 5.15-stable, but guess that is likewise afflicted.
> Sympathy, but no suggestions from me: early init ordering is hard!
>
> Hugh
>