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-rw-r--r--hw/arm/virt.c9
-rw-r--r--hw/i386/pc.c8
-rw-r--r--hw/mem/pc-dimm.c2
-rw-r--r--hw/net/spapr_llan.c5
-rw-r--r--hw/ppc/spapr.c90
-rw-r--r--hw/ppc/spapr_cpu_core.c69
-rw-r--r--hw/ppc/spapr_drc.c3
-rw-r--r--hw/ppc/spapr_events.c12
-rw-r--r--hw/ppc/spapr_nvdimm.c16
9 files changed, 100 insertions, 114 deletions
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index e465a988d6..27dbeb549e 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -2261,12 +2261,8 @@ static void virt_memory_plug(HotplugHandler *hotplug_dev,
VirtMachineState *vms = VIRT_MACHINE(hotplug_dev);
MachineState *ms = MACHINE(hotplug_dev);
bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM);
- Error *local_err = NULL;
- pc_dimm_plug(PC_DIMM(dev), MACHINE(vms), &local_err);
- if (local_err) {
- goto out;
- }
+ pc_dimm_plug(PC_DIMM(dev), MACHINE(vms));
if (is_nvdimm) {
nvdimm_plug(ms->nvdimms_state);
@@ -2274,9 +2270,6 @@ static void virt_memory_plug(HotplugHandler *hotplug_dev,
hotplug_handler_plug(HOTPLUG_HANDLER(vms->acpi_dev),
dev, &error_abort);
-
-out:
- error_propagate(errp, local_err);
}
static void virt_machine_device_pre_plug_cb(HotplugHandler *hotplug_dev,
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 4e323755d0..0d9bd7d635 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1265,24 +1265,18 @@ static void pc_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
static void pc_memory_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
- Error *local_err = NULL;
PCMachineState *pcms = PC_MACHINE(hotplug_dev);
X86MachineState *x86ms = X86_MACHINE(hotplug_dev);
MachineState *ms = MACHINE(hotplug_dev);
bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM);
- pc_dimm_plug(PC_DIMM(dev), MACHINE(pcms), &local_err);
- if (local_err) {
- goto out;
- }
+ pc_dimm_plug(PC_DIMM(dev), MACHINE(pcms));
if (is_nvdimm) {
nvdimm_plug(ms->nvdimms_state);
}
hotplug_handler_plug(x86ms->acpi_dev, dev, &error_abort);
-out:
- error_propagate(errp, local_err);
}
static void pc_memory_unplug_request(HotplugHandler *hotplug_dev,
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index c30351070b..2ffc986734 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -64,7 +64,7 @@ void pc_dimm_pre_plug(PCDIMMDevice *dimm, MachineState *machine,
errp);
}
-void pc_dimm_plug(PCDIMMDevice *dimm, MachineState *machine, Error **errp)
+void pc_dimm_plug(PCDIMMDevice *dimm, MachineState *machine)
{
PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm);
MemoryRegion *vmstate_mr = ddc->get_vmstate_memory_region(dimm,
diff --git a/hw/net/spapr_llan.c b/hw/net/spapr_llan.c
index 2093f1bad0..581320a0e7 100644
--- a/hw/net/spapr_llan.c
+++ b/hw/net/spapr_llan.c
@@ -688,7 +688,8 @@ static target_ulong h_send_logical_lan(PowerPCCPU *cpu,
SpaprVioDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg);
SpaprVioVlan *dev = VIO_SPAPR_VLAN_DEVICE(sdev);
unsigned total_len;
- uint8_t *lbuf, *p;
+ uint8_t *p;
+ g_autofree uint8_t *lbuf = NULL;
int i, nbufs;
int ret;
@@ -729,7 +730,7 @@ static target_ulong h_send_logical_lan(PowerPCCPU *cpu,
return H_RESOURCE;
}
- lbuf = alloca(total_len);
+ lbuf = g_malloc(total_len);
p = lbuf;
for (i = 0; i < nbufs; i++) {
ret = spapr_vio_dma_read(sdev, VLAN_BD_ADDR(bufs[i]),
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 63315f2d0f..227075103e 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1483,9 +1483,9 @@ void spapr_free_hpt(SpaprMachineState *spapr)
close_htab_fd(spapr);
}
-void spapr_reallocate_hpt(SpaprMachineState *spapr, int shift,
- Error **errp)
+int spapr_reallocate_hpt(SpaprMachineState *spapr, int shift, Error **errp)
{
+ ERRP_GUARD();
long rc;
/* Clean up any HPT info from a previous boot */
@@ -1495,22 +1495,23 @@ void spapr_reallocate_hpt(SpaprMachineState *spapr, int shift,
if (rc == -EOPNOTSUPP) {
error_setg(errp, "HPT not supported in nested guests");
- return;
+ return -EOPNOTSUPP;
}
if (rc < 0) {
/* kernel-side HPT needed, but couldn't allocate one */
- error_setg_errno(errp, errno,
- "Failed to allocate KVM HPT of order %d (try smaller maxmem?)",
+ error_setg_errno(errp, errno, "Failed to allocate KVM HPT of order %d",
shift);
- /* This is almost certainly fatal, but if the caller really
- * wants to carry on with shift == 0, it's welcome to try */
+ error_append_hint(errp, "Try smaller maxmem?\n");
+ return -errno;
} else if (rc > 0) {
/* kernel-side HPT allocated */
if (rc != shift) {
error_setg(errp,
- "Requested order %d HPT, but kernel allocated order %ld (try smaller maxmem?)",
+ "Requested order %d HPT, but kernel allocated order %ld",
shift, rc);
+ error_append_hint(errp, "Try smaller maxmem?\n");
+ return -ENOSPC;
}
spapr->htab_shift = shift;
@@ -1524,7 +1525,7 @@ void spapr_reallocate_hpt(SpaprMachineState *spapr, int shift,
if (!spapr->htab) {
error_setg_errno(errp, errno,
"Could not allocate HPT of order %d", shift);
- return;
+ return -ENOMEM;
}
memset(spapr->htab, 0, size);
@@ -1537,6 +1538,7 @@ void spapr_reallocate_hpt(SpaprMachineState *spapr, int shift,
/* We're setting up a hash table, so that means we're not radix */
spapr->patb_entry = 0;
spapr_set_all_lpcrs(0, LPCR_HR | LPCR_UPRT);
+ return 0;
}
void spapr_setup_hpt(SpaprMachineState *spapr)
@@ -2290,11 +2292,13 @@ static int htab_load(QEMUFile *f, void *opaque, int version_id)
}
if (section_hdr) {
+ int ret;
+
/* First section gives the htab size */
- spapr_reallocate_hpt(spapr, section_hdr, &local_err);
- if (local_err) {
+ ret = spapr_reallocate_hpt(spapr, section_hdr, &local_err);
+ if (ret < 0) {
error_report_err(local_err);
- return -EINVAL;
+ return ret;
}
return 0;
}
@@ -2345,8 +2349,10 @@ static int htab_load(QEMUFile *f, void *opaque, int version_id)
assert(fd >= 0);
- rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid);
+ rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid,
+ &local_err);
if (rc < 0) {
+ error_report_err(local_err);
return rc;
}
}
@@ -2641,6 +2647,16 @@ static hwaddr spapr_rma_size(SpaprMachineState *spapr, Error **errp)
return rma_size;
}
+static void spapr_create_nvdimm_dr_connectors(SpaprMachineState *spapr)
+{
+ MachineState *machine = MACHINE(spapr);
+ int i;
+
+ for (i = 0; i < machine->ram_slots; i++) {
+ spapr_dr_connector_new(OBJECT(spapr), TYPE_SPAPR_DRC_PMEM, i);
+ }
+}
+
/* pSeries LPAR / sPAPR hardware init */
static void spapr_machine_init(MachineState *machine)
{
@@ -3372,7 +3388,7 @@ int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
return 0;
}
-static void spapr_add_lmbs(DeviceState *dev, uint64_t addr_start, uint64_t size,
+static bool spapr_add_lmbs(DeviceState *dev, uint64_t addr_start, uint64_t size,
bool dedicated_hp_event_source, Error **errp)
{
SpaprDrc *drc;
@@ -3393,7 +3409,7 @@ static void spapr_add_lmbs(DeviceState *dev, uint64_t addr_start, uint64_t size,
addr / SPAPR_MEMORY_BLOCK_SIZE);
spapr_drc_detach(drc);
}
- return;
+ return false;
}
if (!hotplugged) {
spapr_drc_reset(drc);
@@ -3415,52 +3431,43 @@ static void spapr_add_lmbs(DeviceState *dev, uint64_t addr_start, uint64_t size,
nr_lmbs);
}
}
+ return true;
}
static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
Error **errp)
{
- Error *local_err = NULL;
SpaprMachineState *ms = SPAPR_MACHINE(hotplug_dev);
PCDIMMDevice *dimm = PC_DIMM(dev);
- uint64_t size, addr, slot;
+ uint64_t size, addr;
+ int64_t slot;
bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM);
size = memory_device_get_region_size(MEMORY_DEVICE(dev), &error_abort);
- pc_dimm_plug(dimm, MACHINE(ms), &local_err);
- if (local_err) {
- goto out;
- }
+ pc_dimm_plug(dimm, MACHINE(ms));
if (!is_nvdimm) {
addr = object_property_get_uint(OBJECT(dimm),
- PC_DIMM_ADDR_PROP, &local_err);
- if (local_err) {
+ PC_DIMM_ADDR_PROP, &error_abort);
+ if (!spapr_add_lmbs(dev, addr, size,
+ spapr_ovec_test(ms->ov5_cas, OV5_HP_EVT), errp)) {
goto out_unplug;
}
- spapr_add_lmbs(dev, addr, size,
- spapr_ovec_test(ms->ov5_cas, OV5_HP_EVT),
- &local_err);
} else {
- slot = object_property_get_uint(OBJECT(dimm),
- PC_DIMM_SLOT_PROP, &local_err);
- if (local_err) {
+ slot = object_property_get_int(OBJECT(dimm),
+ PC_DIMM_SLOT_PROP, &error_abort);
+ /* We should have valid slot number at this point */
+ g_assert(slot >= 0);
+ if (!spapr_add_nvdimm(dev, slot, errp)) {
goto out_unplug;
}
- spapr_add_nvdimm(dev, slot, &local_err);
- }
-
- if (local_err) {
- goto out_unplug;
}
return;
out_unplug:
pc_dimm_unplug(dimm, MACHINE(ms));
-out:
- error_propagate(errp, local_err);
}
static void spapr_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
@@ -3565,8 +3572,8 @@ static SpaprDimmState *spapr_recover_pending_dimm_state(SpaprMachineState *ms,
uint64_t addr_start, addr;
int i;
- addr_start = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP,
- &error_abort);
+ addr_start = object_property_get_uint(OBJECT(dimm), PC_DIMM_ADDR_PROP,
+ &error_abort);
addr = addr_start;
for (i = 0; i < nr_lmbs; i++) {
@@ -3624,7 +3631,6 @@ static void spapr_memory_unplug_request(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
SpaprMachineState *spapr = SPAPR_MACHINE(hotplug_dev);
- Error *local_err = NULL;
PCDIMMDevice *dimm = PC_DIMM(dev);
uint32_t nr_lmbs;
uint64_t size, addr_start, addr;
@@ -3640,11 +3646,7 @@ static void spapr_memory_unplug_request(HotplugHandler *hotplug_dev,
nr_lmbs = size / SPAPR_MEMORY_BLOCK_SIZE;
addr_start = object_property_get_uint(OBJECT(dimm), PC_DIMM_ADDR_PROP,
- &local_err);
- if (local_err) {
- error_propagate(errp, local_err);
- return;
- }
+ &error_abort);
/*
* An existing pending dimm state for this DIMM means that there is an
diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c
index b03620823a..2f7dc3c23d 100644
--- a/hw/ppc/spapr_cpu_core.c
+++ b/hw/ppc/spapr_cpu_core.c
@@ -187,8 +187,7 @@ static void spapr_unrealize_vcpu(PowerPCCPU *cpu, SpaprCpuCore *sc)
vmstate_unregister(NULL, &vmstate_spapr_cpu_state, cpu->machine_data);
}
spapr_irq_cpu_intc_destroy(SPAPR_MACHINE(qdev_get_machine()), cpu);
- cpu_remove_sync(CPU(cpu));
- object_unparent(OBJECT(cpu));
+ qdev_unrealize(DEVICE(cpu));
}
/*
@@ -213,18 +212,37 @@ static void spapr_cpu_core_reset_handler(void *opaque)
spapr_cpu_core_reset(opaque);
}
+static void spapr_delete_vcpu(PowerPCCPU *cpu)
+{
+ SpaprCpuState *spapr_cpu = spapr_cpu_state(cpu);
+
+ cpu->machine_data = NULL;
+ g_free(spapr_cpu);
+ object_unparent(OBJECT(cpu));
+}
+
static void spapr_cpu_core_unrealize(DeviceState *dev)
{
SpaprCpuCore *sc = SPAPR_CPU_CORE(OBJECT(dev));
CPUCore *cc = CPU_CORE(dev);
int i;
- qemu_unregister_reset(spapr_cpu_core_reset_handler, sc);
-
for (i = 0; i < cc->nr_threads; i++) {
- spapr_unrealize_vcpu(sc->threads[i], sc);
+ if (sc->threads[i]) {
+ /*
+ * Since this we can get here from the error path of
+ * spapr_cpu_core_realize(), make sure we only unrealize
+ * vCPUs that have already been realized.
+ */
+ if (object_property_get_bool(OBJECT(sc->threads[i]), "realized",
+ &error_abort)) {
+ spapr_unrealize_vcpu(sc->threads[i], sc);
+ }
+ spapr_delete_vcpu(sc->threads[i]);
+ }
}
g_free(sc->threads);
+ qemu_unregister_reset(spapr_cpu_core_reset_handler, sc);
}
static bool spapr_realize_vcpu(PowerPCCPU *cpu, SpaprMachineState *spapr,
@@ -244,7 +262,7 @@ static bool spapr_realize_vcpu(PowerPCCPU *cpu, SpaprMachineState *spapr,
kvmppc_set_papr(cpu);
if (spapr_irq_cpu_intc_create(spapr, cpu, errp) < 0) {
- cpu_remove_sync(CPU(cpu));
+ qdev_unrealize(DEVICE(cpu));
return false;
}
@@ -294,15 +312,6 @@ err:
return NULL;
}
-static void spapr_delete_vcpu(PowerPCCPU *cpu, SpaprCpuCore *sc)
-{
- SpaprCpuState *spapr_cpu = spapr_cpu_state(cpu);
-
- cpu->machine_data = NULL;
- g_free(spapr_cpu);
- object_unparent(OBJECT(cpu));
-}
-
static void spapr_cpu_core_realize(DeviceState *dev, Error **errp)
{
/* We don't use SPAPR_MACHINE() in order to exit gracefully if the user
@@ -313,39 +322,23 @@ static void spapr_cpu_core_realize(DeviceState *dev, Error **errp)
TYPE_SPAPR_MACHINE);
SpaprCpuCore *sc = SPAPR_CPU_CORE(OBJECT(dev));
CPUCore *cc = CPU_CORE(OBJECT(dev));
- int i, j;
+ int i;
if (!spapr) {
error_setg(errp, TYPE_SPAPR_CPU_CORE " needs a pseries machine");
return;
}
- sc->threads = g_new(PowerPCCPU *, cc->nr_threads);
+ qemu_register_reset(spapr_cpu_core_reset_handler, sc);
+ sc->threads = g_new0(PowerPCCPU *, cc->nr_threads);
for (i = 0; i < cc->nr_threads; i++) {
sc->threads[i] = spapr_create_vcpu(sc, i, errp);
- if (!sc->threads[i]) {
- goto err;
- }
- }
-
- for (j = 0; j < cc->nr_threads; j++) {
- if (!spapr_realize_vcpu(sc->threads[j], spapr, sc, errp)) {
- goto err_unrealize;
+ if (!sc->threads[i] ||
+ !spapr_realize_vcpu(sc->threads[i], spapr, sc, errp)) {
+ spapr_cpu_core_unrealize(dev);
+ return;
}
}
-
- qemu_register_reset(spapr_cpu_core_reset_handler, sc);
- return;
-
-err_unrealize:
- while (--j >= 0) {
- spapr_unrealize_vcpu(sc->threads[j], sc);
- }
-err:
- while (--i >= 0) {
- spapr_delete_vcpu(sc->threads[i], sc);
- }
- g_free(sc->threads);
}
static Property spapr_cpu_core_properties[] = {
diff --git a/hw/ppc/spapr_drc.c b/hw/ppc/spapr_drc.c
index 697b28c343..77718cde1f 100644
--- a/hw/ppc/spapr_drc.c
+++ b/hw/ppc/spapr_drc.c
@@ -586,7 +586,8 @@ static void spapr_dr_connector_class_init(ObjectClass *k, void *data)
dk->realize = realize;
dk->unrealize = unrealize;
/*
- * Reason: it crashes FIXME find and document the real reason
+ * Reason: DR connector needs to be wired to either the machine or to a
+ * PHB in spapr_dr_connector_new().
*/
dk->user_creatable = false;
}
diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c
index 1069d0197b..1add53547e 100644
--- a/hw/ppc/spapr_events.c
+++ b/hw/ppc/spapr_events.c
@@ -1000,10 +1000,22 @@ static void event_scan(PowerPCCPU *cpu, SpaprMachineState *spapr,
target_ulong args,
uint32_t nret, target_ulong rets)
{
+ int i;
if (nargs != 4 || nret != 1) {
rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR);
return;
}
+
+ for (i = 0; i < EVENT_CLASS_MAX; i++) {
+ if (rtas_event_log_contains(EVENT_CLASS_MASK(i))) {
+ const SpaprEventSource *source =
+ spapr_event_sources_get_source(spapr->event_sources, i);
+
+ g_assert(source->enabled);
+ qemu_irq_pulse(spapr_qirq(spapr, source->irq));
+ }
+ }
+
rtas_st(rets, 0, RTAS_OUT_NO_ERRORS_FOUND);
}
diff --git a/hw/ppc/spapr_nvdimm.c b/hw/ppc/spapr_nvdimm.c
index b3a489e9fe..a833a63b5e 100644
--- a/hw/ppc/spapr_nvdimm.c
+++ b/hw/ppc/spapr_nvdimm.c
@@ -89,7 +89,7 @@ bool spapr_nvdimm_validate(HotplugHandler *hotplug_dev, NVDIMMDevice *nvdimm,
}
-void spapr_add_nvdimm(DeviceState *dev, uint64_t slot, Error **errp)
+bool spapr_add_nvdimm(DeviceState *dev, uint64_t slot, Error **errp)
{
SpaprDrc *drc;
bool hotplugged = spapr_drc_hotplugged(dev);
@@ -98,25 +98,15 @@ void spapr_add_nvdimm(DeviceState *dev, uint64_t slot, Error **errp)
g_assert(drc);
if (!spapr_drc_attach(drc, dev, errp)) {
- return;
+ return false;
}
if (hotplugged) {
spapr_hotplug_req_add_by_index(drc);
}
+ return true;
}
-void spapr_create_nvdimm_dr_connectors(SpaprMachineState *spapr)
-{
- MachineState *machine = MACHINE(spapr);
- int i;
-
- for (i = 0; i < machine->ram_slots; i++) {
- spapr_dr_connector_new(OBJECT(spapr), TYPE_SPAPR_DRC_PMEM, i);
- }
-}
-
-
static int spapr_dt_nvdimm(SpaprMachineState *spapr, void *fdt,
int parent_offset, NVDIMMDevice *nvdimm)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 10:05:28 +0000