On Tue, Sep 01, 2026 at 06:06:44PM +0100, Mark Brown wrote:
> The fp-stress test loads all deliver a SIGABRT to the process group to
> report some errors they detect. There is no particular reason to use
> this mechanism over exiting with an error code, the fp-stress harness does
> not care. In order to facilitate running as KVM guests replace this with
> use of the exit_error() function we added.
>
> Signed-off-by: Mark Brown <[email protected]>

LGTM, so:

Reviewed-by: Lorenzo Stoakes (ARM) <[email protected]>

> ---
>  tools/testing/selftests/arm64/fp/fpsimd-test.S | 10 ++--------
>  tools/testing/selftests/arm64/fp/sve-test.S    | 10 ++--------
>  tools/testing/selftests/arm64/fp/za-test.S     | 10 ++--------
>  tools/testing/selftests/arm64/fp/zt-test.S     |  8 +-------
>  4 files changed, 7 insertions(+), 31 deletions(-)
>
> diff --git a/tools/testing/selftests/arm64/fp/fpsimd-test.S 
> b/tools/testing/selftests/arm64/fp/fpsimd-test.S
> index 5ee8ef51ea4e..fcbb3a872490 100644
> --- a/tools/testing/selftests/arm64/fp/fpsimd-test.S
> +++ b/tools/testing/selftests/arm64/fp/fpsimd-test.S
> @@ -176,7 +176,7 @@ function setsignal
>       cbz     w0, 1f
>
>       puts    "sigaction failure\n"
> -     b       .Labort
> +     b       exit_error
>
>  1:   ldr     x30, [sp], #((sa_sz + 15) / 16 * 16 + 16)
>       ret
> @@ -224,7 +224,7 @@ function _start
>  1:   puts    "Bad vector length: "
>       mov     x0, x19
>       bl      putdecn
> -     b       .Labort
> +     b       exit_error
>
>  2:   puts    "Vector length:\t"
>       mov     x0, x19
> @@ -266,12 +266,6 @@ function _start
>
>       add     x22, x22, #1
>       b       .Ltest_loop
> -
> -.Labort:
> -     mov     x0, #0
> -     mov     x1, #SIGABRT
> -     mov     x8, #__NR_kill
> -     svc     #0
>  endfunction
>
>  function barf
> diff --git a/tools/testing/selftests/arm64/fp/sve-test.S 
> b/tools/testing/selftests/arm64/fp/sve-test.S
> index 3447fe0e5554..26efdbdd88f9 100644
> --- a/tools/testing/selftests/arm64/fp/sve-test.S
> +++ b/tools/testing/selftests/arm64/fp/sve-test.S
> @@ -344,7 +344,7 @@ function setsignal
>       cbz     w0, 1f
>
>       puts    "sigaction failure\n"
> -     b       .Labort
> +     b       exit_error
>
>  1:   ldr     x30, [sp], #((sa_sz + 15) / 16 * 16 + 16)
>       ret
> @@ -397,7 +397,7 @@ function _start
>  1:   puts    "Bad vector length: "
>       mov     x0, x19
>       bl      putdecn
> -     b       .Labort
> +     b       exit_error
>
>  2:   puts    "Vector length:\t"
>       mov     x0, x19
> @@ -474,12 +474,6 @@ function _start
>
>       add     x22, x22, #1
>       b       .Ltest_loop
> -
> -.Labort:
> -     mov     x0, #0
> -     mov     x1, #SIGABRT
> -     mov     x8, #__NR_kill
> -     svc     #0
>  endfunction
>
>  function barf
> diff --git a/tools/testing/selftests/arm64/fp/za-test.S 
> b/tools/testing/selftests/arm64/fp/za-test.S
> index 33dc4ce8bfa1..7208bb2db9f1 100644
> --- a/tools/testing/selftests/arm64/fp/za-test.S
> +++ b/tools/testing/selftests/arm64/fp/za-test.S
> @@ -189,7 +189,7 @@ function setsignal
>       cbz     w0, 1f
>
>       puts    "sigaction failure\n"
> -     b       .Labort
> +     b       exit_error
>
>  1:   ldr     x30, [sp], #((sa_sz + 15) / 16 * 16 + 16)
>       ret
> @@ -240,7 +240,7 @@ function _start
>  1:   puts    "bad vector length: "
>       mov     x0, x19
>       bl      putdecn
> -     b       .Labort
> +     b       exit_error
>
>  2:   puts    "vector length:\t"
>       mov     x0, x19
> @@ -288,12 +288,6 @@ function _start
>
>       add     x22, x22, #1    // Everything still working
>       b       .Ltest_loop
> -
> -.Labort:
> -     mov     x0, #0
> -     mov     x1, #SIGABRT
> -     mov     x8, #__NR_kill
> -     svc     #0
>  endfunction
>
>  function barf
> diff --git a/tools/testing/selftests/arm64/fp/zt-test.S 
> b/tools/testing/selftests/arm64/fp/zt-test.S
> index c67242c2d5ab..c6cfbdeb2f0c 100644
> --- a/tools/testing/selftests/arm64/fp/zt-test.S
> +++ b/tools/testing/selftests/arm64/fp/zt-test.S
> @@ -158,7 +158,7 @@ function setsignal
>       cbz     w0, 1f
>
>       puts    "sigaction failure\n"
> -     b       .Labort
> +     b       exit_error
>
>  1:   ldr     x30, [sp], #((sa_sz + 15) / 16 * 16 + 16)
>       ret
> @@ -222,12 +222,6 @@ function _start
>
>       add     x22, x22, #1    // Everything still working
>       b       .Ltest_loop
> -
> -.Labort:
> -     mov     x0, #0
> -     mov     x1, #SIGABRT
> -     mov     x8, #__NR_kill
> -     svc     #0
>  endfunction
>
>  function barf
>
> --
> 2.47.3
>

--
Cheers, Lorenzo

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