On 04/10/2024 23:01, Maxim Levitsky wrote:
> When memslot_perf_test is run nested, first iteration of test_memslot_rw_loop
> testcase, sometimes takes more than 2 seconds due to build of shadow page tables.
>
> Following iterations are fast.
>
> To be on the safe side, bump the timeout to 10 seconds.
>
> Signed-off-by: Maxim Levitsky <mlevitsk@xxxxxxxxxx>
I see the issue without this fix.
Tested-by: Liam Merwick <liam.merwick@xxxxxxxxxx>
Reviewed-by: Liam Merwick <liam.merwick@xxxxxxxxxx>
> ---
> tools/testing/selftests/kvm/memslot_perf_test.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/kvm/memslot_perf_test.c b/tools/testing/selftests/kvm/memslot_perf_test.c
> index 893366982f77b..e9189cbed4bb6 100644
> --- a/tools/testing/selftests/kvm/memslot_perf_test.c
> +++ b/tools/testing/selftests/kvm/memslot_perf_test.c
> @@ -415,7 +415,7 @@ static bool _guest_should_exit(void)
> */
> static noinline void host_perform_sync(struct sync_area *sync)
> {
> - alarm(2);
> + alarm(10);
>
> atomic_store_explicit(&sync->sync_flag, true, memory_order_release);
> while (atomic_load_explicit(&sync->sync_flag, memory_order_acquire))
