diff options
44 files changed, 258 insertions, 98 deletions
diff --git a/VERSION b/VERSION index e427b98203..023d5c9cfb 100644 --- a/VERSION +++ b/VERSION @@ -1 +1 @@ -5.0.90 +5.0.91 diff --git a/backends/hostmem.c b/backends/hostmem.c index c614f1bdc1..4bde00e8e7 100644 --- a/backends/hostmem.c +++ b/backends/hostmem.c @@ -33,7 +33,7 @@ char * host_memory_backend_get_name(HostMemoryBackend *backend) { if (!backend->use_canonical_path) { - return object_get_canonical_path_component(OBJECT(backend)); + return g_strdup(object_get_canonical_path_component(OBJECT(backend))); } return object_get_canonical_path(OBJECT(backend)); diff --git a/block/block-backend.c b/block/block-backend.c index 0bf0188133..3a13cb5f0b 100644 --- a/block/block-backend.c +++ b/block/block-backend.c @@ -1394,8 +1394,16 @@ typedef struct BlkAioEmAIOCB { bool has_returned; } BlkAioEmAIOCB; +static AioContext *blk_aio_em_aiocb_get_aio_context(BlockAIOCB *acb_) +{ + BlkAioEmAIOCB *acb = container_of(acb_, BlkAioEmAIOCB, common); + + return blk_get_aio_context(acb->rwco.blk); +} + static const AIOCBInfo blk_aio_em_aiocb_info = { .aiocb_size = sizeof(BlkAioEmAIOCB), + .get_aio_context = blk_aio_em_aiocb_get_aio_context, }; static void blk_aio_complete(BlkAioEmAIOCB *acb) diff --git a/block/crypto.c b/block/crypto.c index 8725c1bc02..0807557763 100644 --- a/block/crypto.c +++ b/block/crypto.c @@ -881,7 +881,7 @@ block_crypto_child_perms(BlockDriverState *bs, BdrvChild *c, * For backward compatibility, manually share the write * and resize permission */ - *nshared |= (BLK_PERM_WRITE | BLK_PERM_RESIZE); + *nshared |= shared & (BLK_PERM_WRITE | BLK_PERM_RESIZE); /* * Since we are not fully a format driver, don't always request * the read/resize permission but only when explicitly diff --git a/block/file-posix.c b/block/file-posix.c index 8cc39a1ef6..9a00d4190a 100644 --- a/block/file-posix.c +++ b/block/file-posix.c @@ -1698,7 +1698,11 @@ static int handle_aiocb_write_zeroes_unmap(void *opaque) #ifdef CONFIG_FALLOCATE_PUNCH_HOLE int ret = do_fallocate(s->fd, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, aiocb->aio_offset, aiocb->aio_nbytes); - if (ret != -ENOTSUP) { + switch (ret) { + case -ENOTSUP: + case -EINVAL: + break; + default: return ret; } #endif diff --git a/block/qcow2-cluster.c b/block/qcow2-cluster.c index 4b5fc8c4a7..a677ba9f5c 100644 --- a/block/qcow2-cluster.c +++ b/block/qcow2-cluster.c @@ -1797,8 +1797,15 @@ int qcow2_cluster_zeroize(BlockDriverState *bs, uint64_t offset, assert(QEMU_IS_ALIGNED(end_offset, s->cluster_size) || end_offset >= bs->total_sectors << BDRV_SECTOR_BITS); - /* The zero flag is only supported by version 3 and newer */ + /* + * The zero flag is only supported by version 3 and newer. However, if we + * have no backing file, we can resort to discard in version 2. + */ if (s->qcow_version < 3) { + if (!bs->backing) { + return qcow2_cluster_discard(bs, offset, bytes, + QCOW2_DISCARD_REQUEST, false); + } return -ENOTSUP; } diff --git a/block/throttle-groups.c b/block/throttle-groups.c index 03a53c89ea..98fea7fd47 100644 --- a/block/throttle-groups.c +++ b/block/throttle-groups.c @@ -771,7 +771,7 @@ static void throttle_group_obj_complete(UserCreatable *obj, Error **errp) /* set group name to object id if it exists */ if (!tg->name && tg->parent_obj.parent) { - tg->name = object_get_canonical_path_component(OBJECT(obj)); + tg->name = g_strdup(object_get_canonical_path_component(OBJECT(obj))); } /* We must have a group name at this point */ assert(tg->name); diff --git a/gdbstub.c b/gdbstub.c index 6950fd243f..f3a318cd7f 100644 --- a/gdbstub.c +++ b/gdbstub.c @@ -2059,7 +2059,7 @@ static void handle_query_thread_extra(GdbCmdContext *gdb_ctx, void *user_ctx) /* Print the CPU model and name in multiprocess mode */ ObjectClass *oc = object_get_class(OBJECT(cpu)); const char *cpu_model = object_class_get_name(oc); - g_autofree char *cpu_name = + const char *cpu_name = object_get_canonical_path_component(OBJECT(cpu)); g_string_printf(rs, "%s %s [%s]", cpu_model, cpu_name, cpu->halted ? "halted " : "running"); diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c index 5855e5d5bf..c435b9d52a 100644 --- a/hw/arm/xlnx-zynqmp.c +++ b/hw/arm/xlnx-zynqmp.c @@ -190,7 +190,7 @@ static void xlnx_zynqmp_create_rpu(MachineState *ms, XlnxZynqMPState *s, qdev_prop_set_uint32(DEVICE(&s->rpu_cluster), "cluster-id", 1); for (i = 0; i < num_rpus; i++) { - char *name; + const char *name; object_initialize_child(OBJECT(&s->rpu_cluster), "rpu-cpu[*]", &s->rpu_cpu[i], @@ -204,7 +204,6 @@ static void xlnx_zynqmp_create_rpu(MachineState *ms, XlnxZynqMPState *s, } else { s->boot_cpu_ptr = &s->rpu_cpu[i]; } - g_free(name); object_property_set_bool(OBJECT(&s->rpu_cpu[i]), "reset-hivecs", true, &error_abort); @@ -341,7 +340,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) /* Realize APUs before realizing the GIC. KVM requires this. */ for (i = 0; i < num_apus; i++) { - char *name; + const char *name; object_property_set_int(OBJECT(&s->apu_cpu[i]), "psci-conduit", QEMU_PSCI_CONDUIT_SMC, &error_abort); @@ -354,7 +353,6 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) } else { s->boot_cpu_ptr = &s->apu_cpu[i]; } - g_free(name); object_property_set_bool(OBJECT(&s->apu_cpu[i]), "has_el3", s->secure, NULL); diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 1aee042d4c..3426e17e65 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -1397,9 +1397,8 @@ static void nvme_check_constraints(NvmeCtrl *n, Error **errp) if (!n->params.cmb_size_mb && n->pmrdev) { if (host_memory_backend_is_mapped(n->pmrdev)) { - char *path = object_get_canonical_path_component(OBJECT(n->pmrdev)); - error_setg(errp, "can't use already busy memdev: %s", path); - g_free(path); + error_setg(errp, "can't use already busy memdev: %s", + object_get_canonical_path_component(OBJECT(n->pmrdev))); return; } diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c index 2c5da8413d..963088b798 100644 --- a/hw/core/machine-qmp-cmds.c +++ b/hw/core/machine-qmp-cmds.c @@ -315,7 +315,7 @@ static int query_memdev(Object *obj, void *opaque) m->value = g_malloc0(sizeof(*m->value)); - m->value->id = object_get_canonical_path_component(obj); + m->value->id = g_strdup(object_get_canonical_path_component(obj)); m->value->has_id = !!m->value->id; m->value->size = object_property_get_uint(obj, "size", diff --git a/hw/core/machine.c b/hw/core/machine.c index eb267b828d..2f881d6d75 100644 --- a/hw/core/machine.c +++ b/hw/core/machine.c @@ -1073,9 +1073,8 @@ MemoryRegion *machine_consume_memdev(MachineState *machine, MemoryRegion *ret = host_memory_backend_get_memory(backend); if (memory_region_is_mapped(ret)) { - char *path = object_get_canonical_path_component(OBJECT(backend)); - error_report("memory backend %s can't be used multiple times.", path); - g_free(path); + error_report("memory backend %s can't be used multiple times.", + object_get_canonical_path_component(OBJECT(backend))); exit(EXIT_FAILURE); } host_memory_backend_set_mapped(backend, true); diff --git a/hw/display/qxl.c b/hw/display/qxl.c index d5627119ec..11871340e7 100644 --- a/hw/display/qxl.c +++ b/hw/display/qxl.c @@ -1762,7 +1762,16 @@ async_common: qxl_set_mode(d, val, 0); break; case QXL_IO_LOG: +#ifdef CONFIG_MODULES + /* + * FIXME + * trace_event_get_state_backends() does not work for modules, + * it leads to "undefined symbol: qemu_qxl_io_log_semaphore" + */ + if (true) { +#else if (trace_event_get_state_backends(TRACE_QXL_IO_LOG) || d->guestdebug) { +#endif /* We cannot trust the guest to NUL terminate d->ram->log_buf */ char *log_buf = g_strndup((const char *)d->ram->log_buf, sizeof(d->ram->log_buf)); diff --git a/hw/mem/nvdimm.c b/hw/mem/nvdimm.c index d0d6e553cf..e1574bc07c 100644 --- a/hw/mem/nvdimm.c +++ b/hw/mem/nvdimm.c @@ -137,13 +137,12 @@ static void nvdimm_prepare_memory_region(NVDIMMDevice *nvdimm, Error **errp) if (size <= nvdimm->label_size || !pmem_size) { HostMemoryBackend *hostmem = dimm->hostmem; - char *path = object_get_canonical_path_component(OBJECT(hostmem)); error_setg(errp, "the size of memdev %s (0x%" PRIx64 ") is too " "small to contain nvdimm label (0x%" PRIx64 ") and " "aligned PMEM (0x%" PRIx64 ")", - path, memory_region_size(mr), nvdimm->label_size, align); - g_free(path); + object_get_canonical_path_component(OBJECT(hostmem)), + memory_region_size(mr), nvdimm->label_size, align); return; } diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c index 9d3f0b9691..c30351070b 100644 --- a/hw/mem/pc-dimm.c +++ b/hw/mem/pc-dimm.c @@ -179,9 +179,8 @@ static void pc_dimm_realize(DeviceState *dev, Error **errp) error_setg(errp, "'" PC_DIMM_MEMDEV_PROP "' property is not set"); return; } else if (host_memory_backend_is_mapped(dimm->hostmem)) { - char *path = object_get_canonical_path_component(OBJECT(dimm->hostmem)); - error_setg(errp, "can't use already busy memdev: %s", path); - g_free(path); + error_setg(errp, "can't use already busy memdev: %s", + object_get_canonical_path_component(OBJECT(dimm->hostmem))); return; } if (((nb_numa_nodes > 0) && (dimm->node >= nb_numa_nodes)) || diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c index fc128b25e2..2b6882face 100644 --- a/hw/misc/ivshmem.c +++ b/hw/misc/ivshmem.c @@ -1037,9 +1037,8 @@ static void ivshmem_plain_realize(PCIDevice *dev, Error **errp) error_setg(errp, "You must specify a 'memdev'"); return; } else if (host_memory_backend_is_mapped(s->hostmem)) { - char *path = object_get_canonical_path_component(OBJECT(s->hostmem)); - error_setg(errp, "can't use already busy memdev: %s", path); - g_free(path); + error_setg(errp, "can't use already busy memdev: %s", + object_get_canonical_path_component(OBJECT(s->hostmem))); return; } diff --git a/hw/net/net_tx_pkt.c b/hw/net/net_tx_pkt.c index 331c73cfc0..9560e4a49e 100644 --- a/hw/net/net_tx_pkt.c +++ b/hw/net/net_tx_pkt.c @@ -626,6 +626,7 @@ bool net_tx_pkt_send(struct NetTxPkt *pkt, NetClientState *nc) if (pkt->has_virt_hdr || pkt->virt_hdr.gso_type == VIRTIO_NET_HDR_GSO_NONE) { + net_tx_pkt_fix_ip6_payload_len(pkt); net_tx_pkt_sendv(pkt, nc, pkt->vec, pkt->payload_frags + NET_TX_PKT_PL_START_FRAG); return true; @@ -644,3 +645,25 @@ bool net_tx_pkt_send_loopback(struct NetTxPkt *pkt, NetClientState *nc) return res; } + +void net_tx_pkt_fix_ip6_payload_len(struct NetTxPkt *pkt) +{ + struct iovec *l2 = &pkt->vec[NET_TX_PKT_L2HDR_FRAG]; + if (eth_get_l3_proto(l2, 1, l2->iov_len) == ETH_P_IPV6) { + struct ip6_header *ip6 = (struct ip6_header *) pkt->l3_hdr; + /* + * TODO: if qemu would support >64K packets - add jumbo option check + * something like that: + * 'if (ip6->ip6_plen == 0 && !has_jumbo_option(ip6)) {' + */ + if (ip6->ip6_plen == 0) { + if (pkt->payload_len <= ETH_MAX_IP_DGRAM_LEN) { + ip6->ip6_plen = htons(pkt->payload_len); + } + /* + * TODO: if qemu would support >64K packets + * add jumbo option for packets greater then 65,535 bytes + */ + } + } +} diff --git a/hw/net/net_tx_pkt.h b/hw/net/net_tx_pkt.h index 212ecc62fc..4ec8bbe9bd 100644 --- a/hw/net/net_tx_pkt.h +++ b/hw/net/net_tx_pkt.h @@ -187,4 +187,18 @@ bool net_tx_pkt_parse(struct NetTxPkt *pkt); */ bool net_tx_pkt_has_fragments(struct NetTxPkt *pkt); +/** + * Fix IPv6 'plen' field. + * If ipv6 payload length field is 0 - then there should be Hop-by-Hop + * option for packets greater than 65,535. + * For packets with a payload less than 65,535: fix 'plen' field. + * For backends with vheader, we need just one packet with proper + * payload size. For now, qemu drops every packet with size greater 64K + * (see net_tx_pkt_send()) so, there is no reason to add jumbo option to ip6 + * hop-by-hop extension if it's missed + * + * @pkt packet + */ +void net_tx_pkt_fix_ip6_payload_len(struct NetTxPkt *pkt); + #endif diff --git a/hw/net/xgmac.c b/hw/net/xgmac.c index 574dd47b41..5bf1b61012 100644 --- a/hw/net/xgmac.c +++ b/hw/net/xgmac.c @@ -220,21 +220,31 @@ static void xgmac_enet_send(XgmacState *s) } len = (bd.buffer1_size & 0xfff) + (bd.buffer2_size & 0xfff); + /* + * FIXME: these cases of malformed tx descriptors (bad sizes) + * should probably be reported back to the guest somehow + * rather than simply silently stopping processing, but we + * don't know what the hardware does in this situation. + * This will only happen for buggy guests anyway. + */ if ((bd.buffer1_size & 0xfff) > 2048) { DEBUGF_BRK("qemu:%s:ERROR...ERROR...ERROR... -- " "xgmac buffer 1 len on send > 2048 (0x%x)\n", __func__, bd.buffer1_size & 0xfff); + break; } if ((bd.buffer2_size & 0xfff) != 0) { DEBUGF_BRK("qemu:%s:ERROR...ERROR...ERROR... -- " "xgmac buffer 2 len on send != 0 (0x%x)\n", __func__, bd.buffer2_size & 0xfff); + break; } - if (len >= sizeof(frame)) { + if (frame_size + len >= sizeof(frame)) { DEBUGF_BRK("qemu:%s: buffer overflow %d read into %zu " - "buffer\n" , __func__, len, sizeof(frame)); + "buffer\n" , __func__, frame_size + len, sizeof(frame)); DEBUGF_BRK("qemu:%s: buffer1.size=%d; buffer2.size=%d\n", __func__, bd.buffer1_size, bd.buffer2_size); + break; } cpu_physical_memory_read(bd.buffer1_addr, ptr, len); diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c index 3b1811d3bf..f3a4728288 100644 --- a/hw/nvram/fw_cfg.c +++ b/hw/nvram/fw_cfg.c @@ -1032,10 +1032,9 @@ void *fw_cfg_modify_file(FWCfgState *s, const char *filename, return NULL; } -void fw_cfg_add_from_generator(FWCfgState *s, const char *filename, +bool fw_cfg_add_from_generator(FWCfgState *s, const char *filename, const char *gen_id, Error **errp) { - ERRP_GUARD(); FWCfgDataGeneratorClass *klass; GByteArray *array; Object *obj; @@ -1044,20 +1043,22 @@ void fw_cfg_add_from_generator(FWCfgState *s, const char *filename, obj = object_resolve_path_component(object_get_objects_root(), gen_id); if (!obj) { error_setg(errp, "Cannot find object ID '%s'", gen_id); - return; + return false; } if (!object_dynamic_cast(obj, TYPE_FW_CFG_DATA_GENERATOR_INTERFACE)) { error_setg(errp, "Object ID '%s' is not a '%s' subclass", gen_id, TYPE_FW_CFG_DATA_GENERATOR_INTERFACE); - return; + return false; } klass = FW_CFG_DATA_GENERATOR_GET_CLASS(obj); array = klass->get_data(obj, errp); - if (*errp) { - return; + if (!array) { + return false; } size = array->len; fw_cfg_add_file(s, filename, g_byte_array_free(array, TRUE), size); + + return true; } static void fw_cfg_machine_reset(void *opaque) diff --git a/hw/ppc/spapr_drc.c b/hw/ppc/spapr_drc.c index 43d12bc33a..fe998d8108 100644 --- a/hw/ppc/spapr_drc.c +++ b/hw/ppc/spapr_drc.c @@ -513,7 +513,7 @@ static void realize(DeviceState *d, Error **errp) SpaprDrc *drc = SPAPR_DR_CONNECTOR(d); Object *root_container; gchar *link_name; - char *child_name; + const char *child_name; trace_spapr_drc_realize(spapr_drc_index(drc)); /* NOTE: we do this as part of realize/unrealize due to the fact @@ -529,7 +529,6 @@ static void realize(DeviceState *d, Error **errp) trace_spapr_drc_realize_child(spapr_drc_index(drc), child_name); object_property_add_alias(root_container, link_name, drc->owner, child_name); - g_free(child_name); g_free(link_name); vmstate_register(VMSTATE_IF(drc), spapr_drc_index(drc), &vmstate_spapr_drc, drc); diff --git a/hw/ppc/trace-events b/hw/ppc/trace-events index 9ea620f23c..7c0be4102e 100644 --- a/hw/ppc/trace-events +++ b/hw/ppc/trace-events @@ -57,7 +57,7 @@ spapr_drc_detach(uint32_t index) "drc: 0x%"PRIx32 spapr_drc_awaiting_quiesce(uint32_t index) "drc: 0x%"PRIx32 spapr_drc_reset(uint32_t index) "drc: 0x%"PRIx32 spapr_drc_realize(uint32_t index) "drc: 0x%"PRIx32 -spapr_drc_realize_child(uint32_t index, char *childname) "drc: 0x%"PRIx32", child name: %s" +spapr_drc_realize_child(uint32_t index, const char *childname) "drc: 0x%"PRIx32", child name: %s" spapr_drc_realize_complete(uint32_t index) "drc: 0x%"PRIx32 spapr_drc_unrealize(uint32_t index) "drc: 0x%"PRIx32 diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index b330e36fe6..67a18fe2b6 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -3184,7 +3184,7 @@ static const MemoryRegionOps xhci_oper_ops = { .read = xhci_oper_read, .write = xhci_oper_write, .valid.min_access_size = 4, - .valid.max_access_size = 4, + .valid.max_access_size = sizeof(dma_addr_t), .endianness = DEVICE_LITTLE_ENDIAN, }; @@ -3200,7 +3200,7 @@ static const MemoryRegionOps xhci_runtime_ops = { .read = xhci_runtime_read, .write = xhci_runtime_write, .valid.min_access_size = 4, - .valid.max_access_size = 4, + .valid.max_access_size = sizeof(dma_addr_t), .endianness = DEVICE_LITTLE_ENDIAN, }; diff --git a/hw/virtio/virtio-crypto.c b/hw/virtio/virtio-crypto.c index bd9165c565..6da12e315f 100644 --- a/hw/virtio/virtio-crypto.c +++ b/hw/virtio/virtio-crypto.c @@ -786,9 +786,8 @@ static void virtio_crypto_device_realize(DeviceState *dev, Error **errp) error_setg(errp, "'cryptodev' parameter expects a valid object"); return; } else if (cryptodev_backend_is_used(vcrypto->cryptodev)) { - char *path = object_get_canonical_path_component(OBJECT(vcrypto->conf.cryptodev)); - error_setg(errp, "can't use already used cryptodev backend: %s", path); - g_free(path); + error_setg(errp, "can't use already used cryptodev backend: %s", + object_get_canonical_path_component(OBJECT(vcrypto->conf.cryptodev))); return; } diff --git a/hw/virtio/virtio-mem.c b/hw/virtio/virtio-mem.c index 65850530e7..c12e9f79b0 100644 --- a/hw/virtio/virtio-mem.c +++ b/hw/virtio/virtio-mem.c @@ -409,11 +409,9 @@ static void virtio_mem_device_realize(DeviceState *dev, Error **errp) error_setg(errp, "'%s' property is not set", VIRTIO_MEM_MEMDEV_PROP); return; } else if (host_memory_backend_is_mapped(vmem->memdev)) { - char *path = object_get_canonical_path_component(OBJECT(vmem->memdev)); - error_setg(errp, "'%s' property specifies a busy memdev: %s", - VIRTIO_MEM_MEMDEV_PROP, path); - g_free(path); + VIRTIO_MEM_MEMDEV_PROP, + object_get_canonical_path_component(OBJECT(vmem->memdev))); return; } else if (!memory_region_is_ram(&vmem->memdev->mr) || memory_region_is_rom(&vmem->memdev->mr) || diff --git a/hw/virtio/virtio-pmem.c b/hw/virtio/virtio-pmem.c index c3374b2f3f..1e0c137497 100644 --- a/hw/virtio/virtio-pmem.c +++ b/hw/virtio/virtio-pmem.c @@ -112,9 +112,8 @@ static void virtio_pmem_realize(DeviceState *dev, Error **errp) } if (host_memory_backend_is_mapped(pmem->memdev)) { - char *path = object_get_canonical_path_component(OBJECT(pmem->memdev)); - error_setg(errp, "can't use already busy memdev: %s", path); - g_free(path); + error_setg(errp, "can't use already busy memdev: %s", + object_get_canonical_path_component(OBJECT(pmem->memdev))); return; } diff --git a/include/hw/nvram/fw_cfg.h b/include/hw/nvram/fw_cfg.h index 11feae3177..f190c428e8 100644 --- a/include/hw/nvram/fw_cfg.h +++ b/include/hw/nvram/fw_cfg.h @@ -32,7 +32,9 @@ typedef struct FWCfgDataGeneratorClass { * @obj: the object implementing this interface * @errp: pointer to a NULL-initialized error object * - * Returns: reference to a byte array containing the data. + * Returns: reference to a byte array containing the data on success, + * or NULL on error. + * * The caller should release the reference when no longer * required. */ @@ -302,8 +304,10 @@ void *fw_cfg_modify_file(FWCfgState *s, const char *filename, void *data, * will be used; also, a new entry will be added to the file directory * structure residing at key value FW_CFG_FILE_DIR, containing the item name, * data size, and assigned selector key value. + * + * Returns: %true on success, %false on error. */ -void fw_cfg_add_from_generator(FWCfgState *s, const char *filename, +bool fw_cfg_add_from_generator(FWCfgState *s, const char *filename, const char *gen_id, Error **errp); FWCfgState *fw_cfg_init_io_dma(uint32_t iobase, uint32_t dma_iobase, diff --git a/include/net/eth.h b/include/net/eth.h index 7f45c678e7..0671be6916 100644 --- a/include/net/eth.h +++ b/include/net/eth.h @@ -186,6 +186,7 @@ struct tcp_hdr { #define ip6_nxt ip6_ctlun.ip6_un1.ip6_un1_nxt #define ip6_ecn_acc ip6_ctlun.ip6_un3.ip6_un3_ecn +#define ip6_plen ip6_ctlun.ip6_un1.ip6_un1_plen #define PKT_GET_ETH_HDR(p) \ ((struct eth_header *)(p)) diff --git a/include/qom/object.h b/include/qom/object.h index 79c8f838b6..0f3a60617c 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -1462,13 +1462,14 @@ Object *object_get_internal_root(void); * path is the path within the composition tree starting from the root. * %NULL if the object doesn't have a parent (and thus a canonical path). */ -char *object_get_canonical_path_component(const Object *obj); +const char *object_get_canonical_path_component(const Object *obj); /** * object_get_canonical_path: * - * Returns: The canonical path for a object. This is the path within the - * composition tree starting from the root. + * Returns: The canonical path for a object, newly allocated. This is + * the path within the composition tree starting from the root. Use + * g_free() to free it. */ char *object_get_canonical_path(const Object *obj); diff --git a/iothread.c b/iothread.c index 0598a6d20d..263ec6e5bc 100644 --- a/iothread.c +++ b/iothread.c @@ -165,7 +165,7 @@ static void iothread_complete(UserCreatable *obj, Error **errp) { Error *local_error = NULL; IOThread *iothread = IOTHREAD(obj); - char *name, *thread_name; + char *thread_name; iothread->stopping = false; iothread->running = true; @@ -195,12 +195,11 @@ static void iothread_complete(UserCreatable *obj, Error **errp) /* This assumes we are called from a thread with useful CPU affinity for us * to inherit. */ - name = object_get_canonical_path_component(OBJECT(obj)); - thread_name = g_strdup_printf("IO %s", name); + thread_name = g_strdup_printf("IO %s", + object_get_canonical_path_component(OBJECT(obj))); qemu_thread_create(&iothread->thread, thread_name, iothread_run, iothread, QEMU_THREAD_JOINABLE); g_free(thread_name); - g_free(name); /* Wait for initialization to complete */ while (iothread->thread_id == -1) { @@ -303,7 +302,7 @@ type_init(iothread_register_types) char *iothread_get_id(IOThread *iothread) { - return object_get_canonical_path_component(OBJECT(iothread)); + return g_strdup(object_get_canonical_path_component(OBJECT(iothread))); } AioContext *iothread_get_aio_context(IOThread *iothread) diff --git a/net/net.c b/net/net.c index 7fddcebaa2..bbaedb3c7a 100644 --- a/net/net.c +++ b/net/net.c @@ -1185,12 +1185,10 @@ void print_net_client(Monitor *mon, NetClientState *nc) monitor_printf(mon, "filters:\n"); } QTAILQ_FOREACH(nf, &nc->filters, next) { - char *path = object_get_canonical_path_component(OBJECT(nf)); - - monitor_printf(mon, " - %s: type=%s", path, + monitor_printf(mon, " - %s: type=%s", + object_get_canonical_path_component(OBJECT(nf)), object_get_typename(OBJECT(nf))); netfilter_print_info(mon, nf); - g_free(path); } } diff --git a/qdev-monitor.c b/qdev-monitor.c index 71ebce19df..e9b7228480 100644 --- a/qdev-monitor.c +++ b/qdev-monitor.c @@ -300,7 +300,7 @@ int qdev_device_help(QemuOpts *opts) } g_ptr_array_sort(array, (GCompareFunc)qemu_pstrcmp0); for (i = 0; i < array->len; i++) { - printf("%s\n", (char *)array->pdata[i]); + qemu_printf("%s\n", (char *)array->pdata[i]); } g_ptr_array_set_free_func(array, g_free); g_ptr_array_free(array, true); diff --git a/qom/object.c b/qom/object.c index 76f5f75239..00fdf89b3b 100644 --- a/qom/object.c +++ b/qom/object.c @@ -1931,7 +1931,7 @@ object_property_add_const_link(Object *obj, const char *name, NULL, OBJ_PROP_LINK_DIRECT); } -char *object_get_canonical_path_component(const Object *obj) +const char *object_get_canonical_path_component(const Object *obj) { ObjectProperty *prop = NULL; GHashTableIter iter; @@ -1947,7 +1947,7 @@ char *object_get_canonical_path_component(const Object *obj) } if (prop->opaque == obj) { - return g_strdup(prop->name); + return prop->name; } } @@ -1966,7 +1966,7 @@ char *object_get_canonical_path(const Object *obj) } do { - char *component = object_get_canonical_path_component(obj); + const char *component = object_get_canonical_path_component(obj); if (!component) { /* A canonical path must be complete, so discard what was @@ -1978,7 +1978,6 @@ char *object_get_canonical_path(const Object *obj) newpath = g_strdup_printf("/%s%s", component, path ? path : ""); g_free(path); - g_free(component); path = newpath; obj = obj->parent; } while (obj != root); diff --git a/qom/qom-hmp-cmds.c b/qom/qom-hmp-cmds.c index aaacadacca..8861a109d5 100644 --- a/qom/qom-hmp-cmds.c +++ b/qom/qom-hmp-cmds.c @@ -94,42 +94,40 @@ typedef struct QOMCompositionState { static void print_qom_composition(Monitor *mon, Object *obj, int indent); -static int qom_composition_compare(const void *a, const void *b, void *ignore) +static int qom_composition_compare(const void *a, const void *b) { - g_autofree char *ac = object_get_canonical_path_component(a); - g_autofree char *bc = object_get_canonical_path_component(b); - - return g_strcmp0(ac, bc); + return g_strcmp0(object_get_canonical_path_component(*(Object **)a), + object_get_canonical_path_component(*(Object **)b)); } static int insert_qom_composition_child(Object *obj, void *opaque) { - GQueue *children = opaque; - - g_queue_insert_sorted(children, obj, qom_composition_compare, NULL); + g_array_append_val(opaque, obj); return 0; } static void print_qom_composition(Monitor *mon, Object *obj, int indent) { - char *name; - GQueue children; - Object *child; + GArray *children = g_array_new(false, false, sizeof(Object *)); + const char *name; + int i; if (obj == object_get_root()) { - name = g_strdup(""); + name = ""; } else { name = object_get_canonical_path_component(obj); } monitor_printf(mon, "%*s/%s (%s)\n", indent, "", name, object_get_typename(obj)); - g_free(name); - g_queue_init(&children); - object_child_foreach(obj, insert_qom_composition_child, &children); - while ((child = g_queue_pop_head(&children))) { - print_qom_composition(mon, child, indent + 2); + object_child_foreach(obj, insert_qom_composition_child, children); + g_array_sort(children, qom_composition_compare); + + for (i = 0; i < children->len; i++) { + print_qom_composition(mon, g_array_index(children, Object *, i), + indent + 2); } + g_array_free(children, TRUE); } void hmp_info_qom_tree(Monitor *mon, const QDict *dict) diff --git a/scripts/qapi/visit.py b/scripts/qapi/visit.py index 3fb2f30510..cdabc5fa28 100644 --- a/scripts/qapi/visit.py +++ b/scripts/qapi/visit.py @@ -249,6 +249,7 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error if (!*obj) { /* incomplete */ assert(visit_is_dealloc(v)); + ok = true; goto out_obj; } if (!visit_type_%(c_name)s_members(v, *obj, errp)) { diff --git a/scsi/pr-manager-helper.c b/scsi/pr-manager-helper.c index bf62cbec11..5acccfb4e3 100644 --- a/scsi/pr-manager-helper.c +++ b/scsi/pr-manager-helper.c @@ -42,11 +42,10 @@ typedef struct PRManagerHelper { static void pr_manager_send_status_changed_event(PRManagerHelper *pr_mgr) { - char *id = object_get_canonical_path_component(OBJECT(pr_mgr)); + const char *id = object_get_canonical_path_component(OBJECT(pr_mgr)); if (id) { qapi_event_send_pr_manager_status_changed(id, !!pr_mgr->ioc); - g_free(id); } } diff --git a/scsi/pr-manager.c b/scsi/pr-manager.c index 0c866e8698..32b9287e68 100644 --- a/scsi/pr-manager.c +++ b/scsi/pr-manager.c @@ -128,7 +128,7 @@ static int query_one_pr_manager(Object *object, void *opaque) elem = g_new0(PRManagerInfoList, 1); info = g_new0(PRManagerInfo, 1); - info->id = object_get_canonical_path_component(object); + info->id = g_strdup(object_get_canonical_path_component(object)); info->connected = pr_manager_is_connected(pr_mgr); elem->value = info; elem->next = NULL; diff --git a/softmmu/memory.c b/softmmu/memory.c index 9200b20130..af25987518 100644 --- a/softmmu/memory.c +++ b/softmmu/memory.c @@ -1764,7 +1764,7 @@ const char *memory_region_name(const MemoryRegion *mr) { if (!mr->name) { ((MemoryRegion *)mr)->name = - object_get_canonical_path_component(OBJECT(mr)); + g_strdup(object_get_canonical_path_component(OBJECT(mr))); } return mr->name; } diff --git a/softmmu/vl.c b/softmmu/vl.c index f476ef89ed..3416241557 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -2070,11 +2070,7 @@ static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp) size = strlen(str); /* NUL terminator NOT included in fw_cfg blob */ buf = g_memdup(str, size); } else if (nonempty_str(gen_id)) { - Error *local_err = NULL; - - fw_cfg_add_from_generator(fw_cfg, name, gen_id, errp); - if (local_err) { - error_propagate(errp, local_err); + if (!fw_cfg_add_from_generator(fw_cfg, name, gen_id, errp)) { return -1; } return 0; diff --git a/tests/qemu-iotests/122 b/tests/qemu-iotests/122 index dfd1cd05d6..0f3d4ca851 100755 --- a/tests/qemu-iotests/122 +++ b/tests/qemu-iotests/122 @@ -282,6 +282,36 @@ $QEMU_IMG convert -O $IMGFMT -n "$TEST_IMG" "$TEST_IMG".orig $QEMU_IMG compare "$TEST_IMG" "$TEST_IMG".orig echo +echo '=== -n to an empty image ===' +echo + +TEST_IMG="$TEST_IMG".orig _make_test_img 64M + +# Convert with -n, which should not result in a fully allocated image, not even +# with compat=0.10 (because the target doesn't have a backing file) +for compat in "1.1" "0.10"; do + IMGOPTS="compat=$compat" _make_test_img 64M + $QEMU_IMG convert -O $IMGFMT -n "$TEST_IMG".orig "$TEST_IMG" + $QEMU_IMG map --output=json "$TEST_IMG" +done + +echo +echo '=== -n to an empty image with a backing file ===' +echo + +TEST_IMG="$TEST_IMG".orig _make_test_img 64M +TEST_IMG="$TEST_IMG".base _make_test_img 64M + +# Convert with -n, which should still not result in a fully allocated image for +# compat=1.1 (because it can use zero clusters), but it should be fully +# allocated with compat=0.10 +for compat in "1.1" "0.10"; do + IMGOPTS="compat=$compat" _make_test_img -b "$TEST_IMG".base -F $IMGFMT 64M + $QEMU_IMG convert -O $IMGFMT -n "$TEST_IMG".orig "$TEST_IMG" + $QEMU_IMG map --output=json "$TEST_IMG" +done + +echo echo '=== -n -B to an image without a backing file ===' echo diff --git a/tests/qemu-iotests/122.out b/tests/qemu-iotests/122.out index f1f195ed77..3a3e121d57 100644 --- a/tests/qemu-iotests/122.out +++ b/tests/qemu-iotests/122.out @@ -229,6 +229,23 @@ wrote 65536/65536 bytes at offset 0 64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) Images are identical. +=== -n to an empty image === + +Formatting 'TEST_DIR/t.IMGFMT.orig', fmt=IMGFMT size=67108864 +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +[{ "start": 0, "length": 67108864, "depth": 0, "zero": true, "data": false}] +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +[{ "start": 0, "length": 67108864, "depth": 0, "zero": true, "data": false}] + +=== -n to an empty image with a backing file === + +Formatting 'TEST_DIR/t.IMGFMT.orig', fmt=IMGFMT size=67108864 +Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864 +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT +[{ "start": 0, "length": 67108864, "depth": 0, "zero": true, "data": false}] +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT +[{ "start": 0, "length": 67108864, "depth": 0, "zero": false, "data": true, "offset": 327680}] + === -n -B to an image without a backing file === Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864 diff --git a/tests/qemu-iotests/296 b/tests/qemu-iotests/296 index ec69ec8974..fb7dec88aa 100755 --- a/tests/qemu-iotests/296 +++ b/tests/qemu-iotests/296 @@ -133,6 +133,21 @@ class EncryptionSetupTestCase(iotests.QMPTestCase): ) self.assert_qmp(result, 'return', {}) + + ########################################################################### + # add virtio-blk consumer for a block device + def addImageUser(self, vm, id, disk_id, share_rw=False): + result = vm.qmp('device_add', ** + { + 'driver': 'virtio-blk', + 'id': id, + 'drive': disk_id, + 'share-rw' : share_rw + } + ) + + iotests.log(result) + # close the encrypted block device def closeImageQmp(self, vm, id): result = vm.qmp('blockdev-del', **{ 'node-name': id }) @@ -159,7 +174,7 @@ class EncryptionSetupTestCase(iotests.QMPTestCase): vm.run_job('job0') # test that when the image opened by two qemu processes, - # neither of them can update the image + # neither of them can update the encryption keys def test1(self): self.createImg(test_img, self.secrets[0]); @@ -193,6 +208,9 @@ class EncryptionSetupTestCase(iotests.QMPTestCase): os.remove(test_img) + # test that when the image opened by two qemu processes, + # even if first VM opens it read-only, the second can't update encryption + # keys def test2(self): self.createImg(test_img, self.secrets[0]); @@ -226,6 +244,30 @@ class EncryptionSetupTestCase(iotests.QMPTestCase): self.closeImageQmp(self.vm1, "testdev") os.remove(test_img) + # test that two VMs can't open the same luks image by default + # and attach it to a guest device + def test3(self): + self.createImg(test_img, self.secrets[0]); + + self.openImageQmp(self.vm1, "testdev", test_img, self.secrets[0]) + self.addImageUser(self.vm1, "testctrl", "testdev") + + self.openImageQmp(self.vm2, "testdev", test_img, self.secrets[0]) + self.addImageUser(self.vm2, "testctrl", "testdev") + + + # test that two VMs can attach the same luks image to a guest device, + # if both use share-rw=on + def test4(self): + self.createImg(test_img, self.secrets[0]); + + self.openImageQmp(self.vm1, "testdev", test_img, self.secrets[0]) + self.addImageUser(self.vm1, "testctrl", "testdev", share_rw=True) + + self.openImageQmp(self.vm2, "testdev", test_img, self.secrets[0]) + self.addImageUser(self.vm2, "testctrl", "testdev", share_rw=True) + + if __name__ == '__main__': # support only raw luks since luks encrypted qcow2 is a proper diff --git a/tests/qemu-iotests/296.out b/tests/qemu-iotests/296.out index afb6d2d09d..cb2859a15c 100644 --- a/tests/qemu-iotests/296.out +++ b/tests/qemu-iotests/296.out @@ -26,8 +26,16 @@ Job failed: Failed to get shared "consistent read" lock {"return": {}} {"execute": "job-dismiss", "arguments": {"id": "job0"}} {"return": {}} -.. +Formatting 'TEST_DIR/test.img', fmt=luks size=1048576 key-secret=keysec0 iter-time=10 + +{"return": {}} +{"error": {"class": "GenericError", "desc": "Failed to get \"write\" lock"}} +Formatting 'TEST_DIR/test.img', fmt=luks size=1048576 key-secret=keysec0 iter-time=10 + +{"return": {}} +{"return": {}} +.... ---------------------------------------------------------------------- -Ran 2 tests +Ran 4 tests OK diff --git a/util/module.c b/util/module.c index 90e9bd42c6..0ab00851f0 100644 --- a/util/module.c +++ b/util/module.c @@ -275,6 +275,9 @@ void module_load_qom_one(const char *type) { int i; + if (!type) { + return; + } if (module_loaded_qom_all) { return; } |