Messages in this thread | | | Date | Fri, 12 Aug 2022 09:46:14 +0100 | From | Will Deacon <> | Subject | Re: [PATCH] arm64: enable kernel command line concatenation |
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On Thu, Aug 11, 2022 at 07:11:27PM -0400, George G. Davis wrote: > From: "George G. Davis" <davis.george@siemens.com> > > Enable CONFIG_CMDLINE to extend the boot loader supplied cmdline. This > can then be used in config fragments to set command line arguments > specific to testing of different kernel config options. > > Signed-off-by: George G. Davis <davis.george@siemens.com> > --- > arch/arm64/Kconfig | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index 571cc234d0b3..cf4a44cde21b 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -2140,6 +2140,12 @@ config CMDLINE_FROM_BOOTLOADER > the boot loader doesn't provide any, the default kernel command > string provided in CMDLINE will be used. > > +config CMDLINE_EXTEND > + bool "Extend bootloader kernel arguments" > + help > + The command-line arguments provided by the boot loader will be > + appended to the default kernel command string. > +
Please see cae118b6acc3 ("arm64: Drop support for CMDLINE_EXTEND") and the Link tags in there for some background as to why we shouldn't just enable this option.
Thanks,
Will
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