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Signed-off-by: Brendan Jackman --- tools/testing/selftests/mm/uffd-stress.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/mm/uffd-stress.c b/tools/testing/selftests/mm/uffd-stress.c index db5366b4766e5bfa2d1150d2f3c2d32469a6e28b..1facfb79e09aa4113e344d7d90dec06a37264058 100644 --- a/tools/testing/selftests/mm/uffd-stress.c +++ b/tools/testing/selftests/mm/uffd-stress.c @@ -456,7 +456,8 @@ int main(int argc, char **argv) nr_pages_per_cpu = bytes / page_size / nr_cpus; if (!nr_pages_per_cpu) { - _err("invalid MiB"); + _err("invalid MiB %lu (%lu / %lu / %lu)", + nr_pages_per_cpu, bytes, page_size, nr_cpus); usage(); }