diff options
| -rw-r--r-- | tools/testing/selftests/kvm/arm64/vgic_lpi_stress.c | 4 | ||||
| -rw-r--r-- | tools/testing/selftests/kvm/include/arm64/gic_v3_its.h | 1 | ||||
| -rw-r--r-- | tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c | 10 |
3 files changed, 15 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/arm64/vgic_lpi_stress.c b/tools/testing/selftests/kvm/arm64/vgic_lpi_stress.c index 687d04463983..e857a605f577 100644 --- a/tools/testing/selftests/kvm/arm64/vgic_lpi_stress.c +++ b/tools/testing/selftests/kvm/arm64/vgic_lpi_stress.c @@ -118,6 +118,10 @@ static void guest_setup_gic(void) guest_setup_its_mappings(); guest_invalidate_all_rdists(); + + /* SYNC to ensure ITS setup is complete */ + for (cpuid = 0; cpuid < test_data.nr_cpus; cpuid++) + its_send_sync_cmd(test_data.cmdq_base_va, cpuid); } static void guest_code(size_t nr_lpis) diff --git a/tools/testing/selftests/kvm/include/arm64/gic_v3_its.h b/tools/testing/selftests/kvm/include/arm64/gic_v3_its.h index 3722ed9c8f96..58feef3eb386 100644 --- a/tools/testing/selftests/kvm/include/arm64/gic_v3_its.h +++ b/tools/testing/selftests/kvm/include/arm64/gic_v3_its.h @@ -15,5 +15,6 @@ void its_send_mapc_cmd(void *cmdq_base, u32 vcpu_id, u32 collection_id, bool val void its_send_mapti_cmd(void *cmdq_base, u32 device_id, u32 event_id, u32 collection_id, u32 intid); void its_send_invall_cmd(void *cmdq_base, u32 collection_id); +void its_send_sync_cmd(void *cmdq_base, u32 vcpu_id); #endif // __SELFTESTS_GIC_V3_ITS_H__ diff --git a/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c b/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c index 09f270545646..aec1b69a4de3 100644 --- a/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c +++ b/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c @@ -246,3 +246,13 @@ void its_send_invall_cmd(void *cmdq_base, u32 collection_id) its_send_cmd(cmdq_base, &cmd); } + +void its_send_sync_cmd(void *cmdq_base, u32 vcpu_id) +{ + struct its_cmd_block cmd = {}; + + its_encode_cmd(&cmd, GITS_CMD_SYNC); + its_encode_target(&cmd, procnum_to_rdbase(vcpu_id)); + + its_send_cmd(cmdq_base, &cmd); +} |