[PATCH v8] Add support for stack-protector

[Heinrich Schuchardt]

On 14.01.21 21:35, Joel Peshkin wrote:
> Add support for stack protector for UBOOT, SPL, and TPL
> as well as new pytest for stackprotector
>
> Signed-off-by: Joel Peshkin <joel.peshkin at broadcom.com>
> ---
> Cc: Simon Glass <sjg at chromium.org>
> Cc: Heinrich Schuchardt <xypron.glpk at gmx.de>

Reviewed-by: Heinrich Schuchardt <xypron.glpk at gmx.de>

>
> Changes for v8:
>    - Fix commit message
>    - Force canary to UL type
> Changes for v7:
>    - Fix commit message
>    - add __builtin_extract_return_addr() calls
> Changes for v6:
>    - Fix commit message
> Changes for v5:
>    - Rebase
> Changes for v4:
>    - Exclude EFI from stackprotector
>    - Cleanups of extra includes and declaration
> Changes for v3:
>    - Move test command to cmd/
>    - Update Kconfig names and depends
>    - clean up default canary initialization
> Changes for v2:
>    - Add test command and corresponding config
>    - Fixed incorrect description in Kconfig
>    - Add unit test