Re: [PATCH for-4.20 0/3] RISCV: Bugfixes and UBSAN

[Oleksii Kurochko <oleksii.kurochko@gmail.com>]

[-- Attachment #1: Type: text/plain, Size: 1300 bytes --]


On 2/7/25 11:01 PM, Andrew Cooper wrote:
> One bugfix, and two minor patches to get UBSAN working with RISCV.  They
> should be considered for 4.20 at this juncture.

Considering that RISC-V port isn't really usable and changes are quite straightforward
and low risk:
  Release-Acked-By: Oleksii Kurochko<oleksii.kurochko@gmail.com>

Thanks.

~ Oleksii

>
> I tried to get this working everywhere, but:
>
> 1) ARM32 has some problem with dump_execution_state() and dies with an
>     undefined instruction error.
>
> 2) PPC doesn't get any console output, and also appears to have no exception
>     handling either.  Also, when it doesn't succeed, it takes ages to fail.
>
> Andrew Cooper (3):
>    RISCV/boot: Run constructors during setup
>    RISCV/asm: Use CALL rather than JAL
>    RISCV: Activate UBSAN in testing
>
>   automation/gitlab-ci/build.yaml        |  3 +++
>   xen/arch/riscv/Kconfig                 |  1 +
>   xen/arch/riscv/entry.S                 |  2 +-
>   xen/arch/riscv/include/asm/processor.h |  2 ++
>   xen/arch/riscv/riscv64/head.S          | 12 ++++++------
>   xen/arch/riscv/setup.c                 |  2 ++
>   xen/arch/riscv/traps.c                 |  2 +-
>   xen/common/ubsan/ubsan.c               |  5 ++++-
>   8 files changed, 20 insertions(+), 9 deletions(-)
>

[-- Attachment #2: Type: text/html, Size: 1877 bytes --]