On 1/26/26 18:45, Daniel Henrique Barboza wrote:
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> The recently added Boston MIPS board selftest times out consistently in a
> machine running 'make check-functional' with -j 16:
>
> 18/18 func-thorough+func-riscv64-thorough+thorough - qemu:func-riscv64-boston
>        TIMEOUT        120.09s   killed by signal 15 SIGTERM
>
> The reason is quite boring: it is testing too much stuff.
>
> Note that functional tests aren't supposed to be used as stress tests,
> e.g. it doesn't have to test every single corner case that might hit the
> board. It is supposed to catch most common user ooopsies. A timeout, in
> this context, is most likely to be considered something abnormal slowing
> down the emulation, not a lack of CPU horsepower to run all the tests
> before timeout.
>
> Some of the tests claim to test odd CPU SMP numbers to either "ensures
> proper core distribution across clusters" or "validating proper handling
> of larger asymmetric SMP configurations". But there's no SMP/NUMA check
> made anywhere after boot, so in the end we're just testing whether the
> board is able to boot with 7/35 CPUs. As far as these tests are concerned
> we could have a completely broken, but bootable, SMP topology with 7/35
> CPUS, and we're oblivious about it.
>
> Remove the 7 and 35 SMP tests, keeping the minimal CPUs (2) and maximum
> (64) tests. With these changes we're now able to run the test with a
> good TIMEOUT margin:
>
> 17/18 func-thorough+func-riscv64-thorough+thorough - qemu:func-riscv64-boston
>        OK              61.28s   3 subtests passed
>
> Fixes: e71111e26b ("test/functional: Add test for boston-aia board")
> Signed-off-by: Daniel Henrique Barboza <[email protected]>
> ---
>   tests/functional/riscv64/test_boston.py | 19 -------------------
>   1 file changed, 19 deletions(-)
>
> diff --git a/tests/functional/riscv64/test_boston.py 
> b/tests/functional/riscv64/test_boston.py
> index 385de6a61d..13c44ca3e3 100755
> --- a/tests/functional/riscv64/test_boston.py
> +++ b/tests/functional/riscv64/test_boston.py
> @@ -63,25 +63,6 @@ def test_boston_boot_linux_min_cpus(self):
>           """
>           self._boot_linux_test(smp_count=2)
>
> -    def test_boston_boot_linux_7_cpus(self):
> -        """
> -        Test Linux kernel boot with 7 CPUs
> -
> -        7 CPUs is a special configuration that tests odd CPU count
> -        handling and ensures proper core distribution across clusters.
> -        """
> -        self._boot_linux_test(smp_count=7)
> -
> -    def test_boston_boot_linux_35_cpus(self):
> -        """
> -        Test Linux kernel boot with 35 CPUs
> -
> -        35 CPUs is a special configuration that tests a non-power-of-2
> -        CPU count above 32, validating proper handling of larger
> -        asymmetric SMP configurations.
> -        """
> -        self._boot_linux_test(smp_count=35)
> -
>       def test_boston_boot_linux_max_cpus(self):
>           """
>           Test Linux kernel boot with maximum supported CPU count (64)
> --
> 2.43.0

LGTM, thank you!

Reviewed-by: Djordje Todorovic <[email protected]>

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