diff options
Diffstat (limited to 'tools/testing/selftests/kvm/rseq_test.c')
| -rw-r--r-- | tools/testing/selftests/kvm/rseq_test.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/tools/testing/selftests/kvm/rseq_test.c b/tools/testing/selftests/kvm/rseq_test.c index 6f88da7e60be..f74e76d03b7e 100644 --- a/tools/testing/selftests/kvm/rseq_test.c +++ b/tools/testing/selftests/kvm/rseq_test.c @@ -41,18 +41,6 @@ static void guest_code(void) GUEST_SYNC(0); } -/* - * We have to perform direct system call for getcpu() because it's - * not available until glic 2.29. - */ -static void sys_getcpu(unsigned *cpu) -{ - int r; - - r = syscall(__NR_getcpu, cpu, NULL, NULL); - TEST_ASSERT(!r, "getcpu failed, errno = %d (%s)", errno, strerror(errno)); -} - static int next_cpu(int cpu) { /* @@ -205,9 +193,6 @@ int main(int argc, char *argv[]) struct kvm_vcpu *vcpu; u32 cpu, rseq_cpu; - /* Tell stdout not to buffer its content */ - setbuf(stdout, NULL); - r = sched_getaffinity(0, sizeof(possible_mask), &possible_mask); TEST_ASSERT(!r, "sched_getaffinity failed, errno = %d (%s)", errno, strerror(errno)); @@ -224,7 +209,6 @@ int main(int argc, char *argv[]) * CPU affinity. */ vm = vm_create_with_one_vcpu(&vcpu, guest_code); - ucall_init(vm, NULL); pthread_create(&migration_thread, NULL, migration_worker, (void *)(unsigned long)syscall(SYS_gettid)); @@ -253,7 +237,9 @@ int main(int argc, char *argv[]) * across the seq_cnt reads. */ smp_rmb(); - sys_getcpu(&cpu); + r = sys_getcpu(&cpu, NULL); + TEST_ASSERT(!r, "getcpu failed, errno = %d (%s)", + errno, strerror(errno)); rseq_cpu = rseq_current_cpu_raw(); smp_rmb(); } while (snapshot != atomic_read(&seq_cnt)); |