Re: [PATCH 0/8] generic command line v4

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On 4/16/21 12:09 AM, Daniel Walker wrote:
> 
> v4 release changes
> 
> * Updated insert-sys-cert tool to change command line symbols after
>   compilation.
> 
> 	This tool is used to release binary kernels internally to companies
> 	and then later insert certificates for each product by consumers of
> 	the binary kernel. Cisco uses this tool for this purpose.
> 
> 	Cisco has a similar need for the command line to be modified on a
> 	binary released kernels similar to how certificates are setup.
> 
> * Added global symbols to hold append and prepend values.
> 
> 	These changes follow the system certificate code to allow the
> 	insert-sys-cert tool to be used.
> 
> * Added a test case to confirm functionality.
> 
> 	Seemed sensible to add this to make sure everything is working.
> 
> * Dropped powerpc changes
> 
> 	Christophe Leroy has reservations about the features for powerpc. I
> 	don't think his reservations are founded, and these changes should
> 	fully work on powerpc. However, I dropped these changes so Christophe
> 	can have more time to get comfortable with the changes.
> 
> 
> Enjoy!
> 
> 
> Daniel Walker (8):
>   CMDLINE: add generic builtin command line
>   scripts: insert-sys-cert: add command line insert capability
>   scripts: insert-sys-cert: change name to insert-symbol
>   CMDLINE: mips: convert to generic builtin command line
>   drivers: firmware: efi: libstub: enable generic commandline
>   CMDLINE: x86: convert to generic builtin command line
>   of: allow sending a NULL value to early_init_dt_scan_chosen
>   CMDLINE: arm64: convert to generic builtin command line
> 
>  arch/arm64/Kconfig                            |  33 +--
>  arch/arm64/include/asm/setup.h                |   2 +
>  arch/arm64/kernel/idreg-override.c            |   9 +-
>  arch/mips/Kconfig                             |   4 +-
>  arch/mips/Kconfig.debug                       |  44 ----
>  arch/mips/configs/ar7_defconfig               |   9 +-
>  arch/mips/configs/bcm47xx_defconfig           |   8 +-
>  arch/mips/configs/bcm63xx_defconfig           |  15 +-
>  arch/mips/configs/bmips_be_defconfig          |  11 +-
>  arch/mips/configs/bmips_stb_defconfig         |  11 +-
>  arch/mips/configs/capcella_defconfig          |  11 +-
>  arch/mips/configs/ci20_defconfig              |  10 +-
>  arch/mips/configs/cu1000-neo_defconfig        |  10 +-
>  arch/mips/configs/cu1830-neo_defconfig        |  10 +-
>  arch/mips/configs/e55_defconfig               |   4 +-
>  arch/mips/configs/generic_defconfig           |   6 +-
>  arch/mips/configs/gpr_defconfig               |  18 +-
>  arch/mips/configs/loongson3_defconfig         |  13 +-
>  arch/mips/configs/mpc30x_defconfig            |   7 +-
>  arch/mips/configs/tb0219_defconfig            |   7 +-
>  arch/mips/configs/tb0226_defconfig            |   7 +-
>  arch/mips/configs/tb0287_defconfig            |   7 +-
>  arch/mips/configs/workpad_defconfig           |  11 +-
>  arch/mips/include/asm/setup.h                 |   2 +
>  arch/mips/kernel/relocate.c                   |  17 +-
>  arch/mips/kernel/setup.c                      |  36 +--
>  arch/mips/pic32/pic32mzda/early_console.c     |   2 +-
>  arch/mips/pic32/pic32mzda/init.c              |   3 +-
>  arch/x86/Kconfig                              |  44 +---
>  arch/x86/kernel/setup.c                       |  18 +-
>  .../firmware/efi/libstub/efi-stub-helper.c    |  29 +++
>  drivers/firmware/efi/libstub/efi-stub.c       |   9 +
>  drivers/firmware/efi/libstub/efistub.h        |   1 +
>  drivers/firmware/efi/libstub/x86-stub.c       |  13 +-
>  drivers/of/fdt.c                              |  44 ++--
>  include/linux/cmdline.h                       | 103 ++++++++
>  init/Kconfig                                  |  78 ++++++
>  lib/Kconfig                                   |   4 +
>  lib/Makefile                                  |   3 +
>  lib/generic_cmdline.S                         |  53 ++++
>  lib/test_cmdline1.c                           | 139 ++++++++++
>  scripts/Makefile                              |   2 +-
>  .../{insert-sys-cert.c => insert-symbol.c}    | 243 ++++++++++++------
>  43 files changed, 716 insertions(+), 394 deletions(-)
>  create mode 100644 include/linux/cmdline.h
>  create mode 100644 lib/generic_cmdline.S
>  create mode 100644 lib/test_cmdline1.c
>  rename scripts/{insert-sys-cert.c => insert-symbol.c} (72%)
> 

For an arm64 platform (after rebasing):

Tested-by: Sean Anderson <sean.anderson@xxxxxxxx>



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