Re: [PATCH v3 1/6] kunit: move KUNIT_TABLE out of INIT_DATA

[David Gow]

On Tue, 5 Dec 2023 at 06:19, Rae Moar <rm...@google.com> wrote:
>
> Alter the linker section of KUNIT_TABLE to move it out of INIT_DATA and
> into DATA_DATA.
>
> Data for KUnit tests does not need to be in the init section.
>
> In order to run tests again after boot the KUnit data cannot be labeled as
> init data as the kernel could write over it.
>
> Add a KUNIT_INIT_TABLE in the next patch for KUnit tests that test init
> data/functions.
>
> Signed-off-by: Rae Moar <rm...@google.com>
> ---

I think this actually fixes a potential bug, as we loop through the
list of suites after init has ended in the debugfs logic.

So maybe this is:
Fixes: 90a025a859a3 ("vmlinux.lds.h: add linker section for KUnit test suites")

Regardless, I'd love to get this in, even if we don't manage to get
the rest of the series in soon.

Reviewed-by: David Gow <david...@google.com>

Cheers,
-- David

>  include/asm-generic/vmlinux.lds.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/include/asm-generic/vmlinux.lds.h 
> b/include/asm-generic/vmlinux.lds.h
> index bae0fe4d499b..1107905d37fc 100644
> --- a/include/asm-generic/vmlinux.lds.h
> +++ b/include/asm-generic/vmlinux.lds.h
> @@ -370,7 +370,8 @@
>         BRANCH_PROFILE()                                                \
>         TRACE_PRINTKS()                                                 \
>         BPF_RAW_TP()                                                    \
> -       TRACEPOINT_STR()
> +       TRACEPOINT_STR()                                                \
> +       KUNIT_TABLE()
>
>  /*
>   * Data section helpers
> @@ -699,8 +700,7 @@
>         THERMAL_TABLE(governor)                                         \
>         EARLYCON_TABLE()                                                \
>         LSM_TABLE()                                                     \
> -       EARLY_LSM_TABLE()                                               \
> -       KUNIT_TABLE()
> +       EARLY_LSM_TABLE()
>
>  #define INIT_TEXT                                                      \
>         *(.init.text .init.text.*)                                      \
>
> base-commit: b85ea95d086471afb4ad062012a4d73cd328fa86
> --
> 2.43.0.rc2.451.g8631bc7472-goog
>

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