diff options
| author | Christoph Schlameuss <schlameuss@linux.ibm.com> | 2024-12-16 10:21:38 +0100 |
|---|---|---|
| committer | Claudio Imbrenda <imbrenda@linux.ibm.com> | 2025-01-07 16:36:11 +0100 |
| commit | b1da33b0e3dcd0d14cf375be2fd05b54cf75df56 (patch) | |
| tree | f5b4d6cad757a5cd05785c6fc817340f3c4c8247 /tools | |
| parent | 5021fd77d68fce28048b1af18c87bad6b7ffb282 (diff) | |
KVM: s390: selftests: Add ucontrol gis routing test
Add a selftests for the interrupt routing configuration when using
ucontrol VMs.
Calling the test may trigger a null pointer dereferences on kernels not
containing the fixes in this patch series.
Signed-off-by: Christoph Schlameuss <schlameuss@linux.ibm.com>
Tested-by: Hariharan Mari <hari55@linux.ibm.com>
Reviewed-by: Hariharan Mari <hari55@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Link: https://lore.kernel.org/r/20241216092140.329196-5-schlameuss@linux.ibm.com
Message-ID: <20241216092140.329196-5-schlameuss@linux.ibm.com>
Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/kvm/s390x/ucontrol_test.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/s390x/ucontrol_test.c b/tools/testing/selftests/kvm/s390x/ucontrol_test.c index b003abda8495..8f306395696e 100644 --- a/tools/testing/selftests/kvm/s390x/ucontrol_test.c +++ b/tools/testing/selftests/kvm/s390x/ucontrol_test.c @@ -783,4 +783,23 @@ TEST_F(uc_kvm, uc_flic_attrs) close(cd.fd); } +TEST_F(uc_kvm, uc_set_gsi_routing) +{ + struct kvm_irq_routing *routing = kvm_gsi_routing_create(); + struct kvm_irq_routing_entry ue = { + .type = KVM_IRQ_ROUTING_S390_ADAPTER, + .gsi = 1, + .u.adapter = (struct kvm_irq_routing_s390_adapter) { + .ind_addr = 0, + }, + }; + int rc; + + routing->entries[0] = ue; + routing->nr = 1; + rc = ioctl(self->vm_fd, KVM_SET_GSI_ROUTING, routing); + ASSERT_EQ(-1, rc) TH_LOG("err %s (%i)", strerror(errno), errno); + ASSERT_EQ(EINVAL, errno) TH_LOG("err %s (%i)", strerror(errno), errno); +} + TEST_HARNESS_MAIN |