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[Qemu-devel] [PATCH 5/5] Propagate qemu_thread_create's error to all cal
From: |
Fei Li |
Subject: |
[Qemu-devel] [PATCH 5/5] Propagate qemu_thread_create's error to all callers to handle |
Date: |
Tue, 4 Sep 2018 19:08:22 +0800 |
Let's propagate qemu_thread_create's error to make all callers check
it. For those critical callers, just pass the &error_abort.
Signed-off-by: Fei Li <address@hidden>
---
cpus.c | 48 ++++++++++++++++++++++++++++++++++++++-------
dump.c | 6 +++++-
hw/misc/edu.c | 8 +++++++-
hw/ppc/spapr_hcall.c | 9 ++++++++-
hw/rdma/rdma_backend.c | 3 ++-
hw/usb/ccid-card-emulated.c | 13 ++++++++++--
io/task.c | 3 ++-
iothread.c | 15 +++++++++-----
migration/migration.c | 47 ++++++++++++++++++++++++++++++++------------
migration/postcopy-ram.c | 11 ++++++++++-
migration/ram.c | 32 ++++++++++++++++++++++++++----
migration/savevm.c | 8 +++++++-
tests/atomic_add-bench.c | 3 ++-
tests/iothread.c | 2 +-
tests/qht-bench.c | 3 ++-
tests/rcutorture.c | 3 ++-
tests/test-aio.c | 2 +-
tests/test-rcu-list.c | 3 ++-
ui/vnc-jobs.c | 11 +++++++++--
util/compatfd.c | 8 +++++++-
util/oslib-posix.c | 10 +++++++++-
util/rcu.c | 3 ++-
util/thread-pool.c | 4 +++-
23 files changed, 206 insertions(+), 49 deletions(-)
diff --git a/cpus.c b/cpus.c
index 41efddc218..24159af1e6 100644
--- a/cpus.c
+++ b/cpus.c
@@ -1904,6 +1904,7 @@ static void qemu_tcg_init_vcpu(CPUState *cpu, Error
**errp)
static QemuCond *single_tcg_halt_cond;
static QemuThread *single_tcg_cpu_thread;
static int tcg_region_inited;
+ Error *local_err = NULL;
assert(tcg_enabled());
/*
@@ -1929,14 +1930,22 @@ static void qemu_tcg_init_vcpu(CPUState *cpu, Error
**errp)
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name,
qemu_tcg_cpu_thread_fn,
- cpu, QEMU_THREAD_JOINABLE);
+ cpu, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
} else {
/* share a single thread for all cpus with TCG */
snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "ALL CPUs/TCG");
qemu_thread_create(cpu->thread, thread_name,
qemu_tcg_rr_cpu_thread_fn,
- cpu, QEMU_THREAD_JOINABLE);
+ cpu, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
single_tcg_halt_cond = cpu->halt_cond;
single_tcg_cpu_thread = cpu->thread;
@@ -1957,6 +1966,7 @@ static void qemu_tcg_init_vcpu(CPUState *cpu, Error
**errp)
static void qemu_hax_start_vcpu(CPUState *cpu, Error **errp)
{
char thread_name[VCPU_THREAD_NAME_SIZE];
+ Error *local_err = NULL;
cpu->thread = g_malloc0(sizeof(QemuThread));
cpu->halt_cond = g_malloc0(sizeof(QemuCond));
@@ -1965,7 +1975,11 @@ static void qemu_hax_start_vcpu(CPUState *cpu, Error
**errp)
snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/HAX",
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_hax_cpu_thread_fn,
- cpu, QEMU_THREAD_JOINABLE);
+ cpu, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
#ifdef _WIN32
cpu->hThread = qemu_thread_get_handle(cpu->thread);
#endif
@@ -1974,6 +1988,7 @@ static void qemu_hax_start_vcpu(CPUState *cpu, Error
**errp)
static void qemu_kvm_start_vcpu(CPUState *cpu, Error **errp)
{
char thread_name[VCPU_THREAD_NAME_SIZE];
+ Error *local_err = NULL;
cpu->thread = g_malloc0(sizeof(QemuThread));
cpu->halt_cond = g_malloc0(sizeof(QemuCond));
@@ -1981,12 +1996,17 @@ static void qemu_kvm_start_vcpu(CPUState *cpu, Error
**errp)
snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/KVM",
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_kvm_cpu_thread_fn,
- cpu, QEMU_THREAD_JOINABLE);
+ cpu, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
}
static void qemu_hvf_start_vcpu(CPUState *cpu, Error **errp)
{
char thread_name[VCPU_THREAD_NAME_SIZE];
+ Error *local_err = NULL;
/* HVF currently does not support TCG, and only runs in
* unrestricted-guest mode. */
@@ -1999,12 +2019,17 @@ static void qemu_hvf_start_vcpu(CPUState *cpu, Error
**errp)
snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/HVF",
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_hvf_cpu_thread_fn,
- cpu, QEMU_THREAD_JOINABLE);
+ cpu, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
}
static void qemu_whpx_start_vcpu(CPUState *cpu, Error **errp)
{
char thread_name[VCPU_THREAD_NAME_SIZE];
+ Error *local_err = NULL;
cpu->thread = g_malloc0(sizeof(QemuThread));
cpu->halt_cond = g_malloc0(sizeof(QemuCond));
@@ -2012,7 +2037,11 @@ static void qemu_whpx_start_vcpu(CPUState *cpu, Error
**errp)
snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/WHPX",
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_whpx_cpu_thread_fn,
- cpu, QEMU_THREAD_JOINABLE);
+ cpu, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
#ifdef _WIN32
cpu->hThread = qemu_thread_get_handle(cpu->thread);
#endif
@@ -2021,6 +2050,7 @@ static void qemu_whpx_start_vcpu(CPUState *cpu, Error
**errp)
static void qemu_dummy_start_vcpu(CPUState *cpu, Error **errp)
{
char thread_name[VCPU_THREAD_NAME_SIZE];
+ Error *local_err = NULL;
cpu->thread = g_malloc0(sizeof(QemuThread));
cpu->halt_cond = g_malloc0(sizeof(QemuCond));
@@ -2028,7 +2058,11 @@ static void qemu_dummy_start_vcpu(CPUState *cpu, Error
**errp)
snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/DUMMY",
cpu->cpu_index);
qemu_thread_create(cpu->thread, thread_name, qemu_dummy_cpu_thread_fn, cpu,
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
}
void qemu_init_vcpu(CPUState *cpu, Error **errp)
diff --git a/dump.c b/dump.c
index 500b554523..82d343f0e7 100644
--- a/dump.c
+++ b/dump.c
@@ -2022,7 +2022,11 @@ void qmp_dump_guest_memory(bool paging, const char *file,
/* detached dump */
s->detached = true;
qemu_thread_create(&s->dump_thread, "dump_thread", dump_thread,
- s, QEMU_THREAD_DETACHED);
+ s, QEMU_THREAD_DETACHED, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
} else {
/* sync dump */
dump_process(s, errp);
diff --git a/hw/misc/edu.c b/hw/misc/edu.c
index df26a4d046..d884ee99ce 100644
--- a/hw/misc/edu.c
+++ b/hw/misc/edu.c
@@ -29,6 +29,7 @@
#include "qemu/timer.h"
#include "qemu/main-loop.h" /* iothread mutex */
#include "qapi/visitor.h"
+#include "qapi/error.h"
#define EDU(obj) OBJECT_CHECK(EduState, obj, "edu")
@@ -343,6 +344,7 @@ static void pci_edu_realize(PCIDevice *pdev, Error **errp)
{
EduState *edu = DO_UPCAST(EduState, pdev, pdev);
uint8_t *pci_conf = pdev->config;
+ Error *local_err = NULL;
pci_config_set_interrupt_pin(pci_conf, 1);
@@ -355,7 +357,11 @@ static void pci_edu_realize(PCIDevice *pdev, Error **errp)
qemu_mutex_init(&edu->thr_mutex);
qemu_cond_init(&edu->thr_cond);
qemu_thread_create(&edu->thread, "edu", edu_fact_thread,
- edu, QEMU_THREAD_JOINABLE);
+ edu, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
memory_region_init_io(&edu->mmio, OBJECT(edu), &edu_mmio_ops, edu,
"edu-mmio", 1 * MiB);
diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
index ae913d070f..07d857410f 100644
--- a/hw/ppc/spapr_hcall.c
+++ b/hw/ppc/spapr_hcall.c
@@ -478,6 +478,7 @@ static target_ulong h_resize_hpt_prepare(PowerPCCPU *cpu,
sPAPRPendingHPT *pending = spapr->pending_hpt;
uint64_t current_ram_size;
int rc;
+ Error *local_err = NULL;
if (spapr->resize_hpt == SPAPR_RESIZE_HPT_DISABLED) {
return H_AUTHORITY;
@@ -539,7 +540,13 @@ static target_ulong h_resize_hpt_prepare(PowerPCCPU *cpu,
pending->ret = H_HARDWARE;
qemu_thread_create(&pending->thread, "sPAPR HPT prepare",
- hpt_prepare_thread, pending, QEMU_THREAD_DETACHED);
+ hpt_prepare_thread, pending,
+ QEMU_THREAD_DETACHED, &local_err);
+ if (local_err) {
+ error_reportf_err(error_in, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ return H_RESOURCE;
+ }
spapr->pending_hpt = pending;
diff --git a/hw/rdma/rdma_backend.c b/hw/rdma/rdma_backend.c
index d7a4bbd91f..e7cbb0c368 100644
--- a/hw/rdma/rdma_backend.c
+++ b/hw/rdma/rdma_backend.c
@@ -165,7 +165,8 @@ static void start_comp_thread(RdmaBackendDev *backend_dev)
ibv_get_device_name(backend_dev->ib_dev));
backend_dev->comp_thread.run = true;
qemu_thread_create(&backend_dev->comp_thread.thread, thread_name,
- comp_handler_thread, backend_dev, QEMU_THREAD_DETACHED);
+ comp_handler_thread, backend_dev,
+ QEMU_THREAD_DETACHED, &error_abort);
}
void rdma_backend_register_comp_handler(void (*handler)(int status,
diff --git a/hw/usb/ccid-card-emulated.c b/hw/usb/ccid-card-emulated.c
index 5c8b3c9907..8f73f73ca4 100644
--- a/hw/usb/ccid-card-emulated.c
+++ b/hw/usb/ccid-card-emulated.c
@@ -483,6 +483,7 @@ static void emulated_realize(CCIDCardState *base, Error
**errp)
EmulatedState *card = EMULATED_CCID_CARD(base);
VCardEmulError ret;
const EnumTable *ptable;
+ Error *local_err = NULL;
QSIMPLEQ_INIT(&card->event_list);
QSIMPLEQ_INIT(&card->guest_apdu_list);
@@ -539,9 +540,17 @@ static void emulated_realize(CCIDCardState *base, Error
**errp)
return;
}
qemu_thread_create(&card->event_thread_id, "ccid/event", event_thread,
- card, QEMU_THREAD_JOINABLE);
+ card, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
qemu_thread_create(&card->apdu_thread_id, "ccid/apdu", handle_apdu_thread,
- card, QEMU_THREAD_JOINABLE);
+ card, QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
}
static void emulated_unrealize(CCIDCardState *base, Error **errp)
diff --git a/io/task.c b/io/task.c
index 2886a2c1bc..6d3a18ab80 100644
--- a/io/task.c
+++ b/io/task.c
@@ -149,7 +149,8 @@ void qio_task_run_in_thread(QIOTask *task,
"io-task-worker",
qio_task_thread_worker,
data,
- QEMU_THREAD_DETACHED);
+ QEMU_THREAD_DETACHED,
+ &error_abort);
}
diff --git a/iothread.c b/iothread.c
index aff1281257..b19e548e5b 100644
--- a/iothread.c
+++ b/iothread.c
@@ -160,10 +160,7 @@ static void iothread_complete(UserCreatable *obj, Error
**errp)
iothread->poll_shrink,
&local_error);
if (local_error) {
- error_propagate(errp, local_error);
- aio_context_unref(iothread->ctx);
- iothread->ctx = NULL;
- return;
+ goto fail;
}
qemu_mutex_init(&iothread->init_done_lock);
@@ -176,9 +173,12 @@ static void iothread_complete(UserCreatable *obj, Error
**errp)
name = object_get_canonical_path_component(OBJECT(obj));
thread_name = g_strdup_printf("IO %s", name);
qemu_thread_create(&iothread->thread, thread_name, iothread_run,
- iothread, QEMU_THREAD_JOINABLE);
+ iothread, QEMU_THREAD_JOINABLE, &local_error);
g_free(thread_name);
g_free(name);
+ if (local_error) {
+ goto fail;
+ }
/* Wait for initialization to complete */
qemu_mutex_lock(&iothread->init_done_lock);
@@ -187,6 +187,11 @@ static void iothread_complete(UserCreatable *obj, Error
**errp)
&iothread->init_done_lock);
}
qemu_mutex_unlock(&iothread->init_done_lock);
+ return;
+fail:
+ error_propagate(errp, local_error);
+ aio_context_unref(iothread->ctx);
+ iothread->ctx = NULL;
}
typedef struct {
diff --git a/migration/migration.c b/migration/migration.c
index 4b316ec343..34af7b82b9 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -388,6 +388,7 @@ static void process_incoming_migration_co(void *opaque)
MigrationIncomingState *mis = migration_incoming_get_current();
PostcopyState ps;
int ret;
+ Error *local_err = NULL;
assert(mis->from_src_file);
mis->migration_incoming_co = qemu_coroutine_self();
@@ -421,7 +422,13 @@ static void process_incoming_migration_co(void *opaque)
/* we get COLO info, and know if we are in COLO mode */
if (!ret && migration_incoming_enable_colo()) {
qemu_thread_create(&mis->colo_incoming_thread, "COLO incoming",
- colo_process_incoming_thread, mis, QEMU_THREAD_JOINABLE);
+ colo_process_incoming_thread, mis,
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ goto fail;
+ }
mis->have_colo_incoming_thread = true;
qemu_coroutine_yield();
@@ -430,20 +437,22 @@ static void process_incoming_migration_co(void *opaque)
}
if (ret < 0) {
- Error *local_err = NULL;
-
- migrate_set_state(&mis->state, MIGRATION_STATUS_ACTIVE,
- MIGRATION_STATUS_FAILED);
error_report("load of migration failed: %s", strerror(-ret));
- qemu_fclose(mis->from_src_file);
- if (multifd_load_cleanup(&local_err) != 0) {
- error_report_err(local_err);
- }
- exit(EXIT_FAILURE);
+ goto fail;
}
mis->bh = qemu_bh_new(process_incoming_migration_bh, mis);
qemu_bh_schedule(mis->bh);
mis->migration_incoming_co = NULL;
+ return;
+fail:
+ local_err = NULL;
+ migrate_set_state(&mis->state, MIGRATION_STATUS_ACTIVE,
+ MIGRATION_STATUS_FAILED);
+ qemu_fclose(mis->from_src_file);
+ if (multifd_load_cleanup(&local_err) != 0) {
+ error_report_err(local_err);
+ }
+ exit(EXIT_FAILURE);
}
static void migration_incoming_setup(QEMUFile *f)
@@ -2288,6 +2297,7 @@ out:
static int open_return_path_on_source(MigrationState *ms,
bool create_thread)
{
+ Error *local_err = NULL;
ms->rp_state.from_dst_file = qemu_file_get_return_path(ms->to_dst_file);
if (!ms->rp_state.from_dst_file) {
@@ -2302,7 +2312,13 @@ static int open_return_path_on_source(MigrationState *ms,
}
qemu_thread_create(&ms->rp_state.rp_thread, "return path",
- source_return_path_thread, ms, QEMU_THREAD_JOINABLE);
+ source_return_path_thread, ms,
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ return -1;
+ }
trace_open_return_path_on_source_continue();
@@ -3128,7 +3144,14 @@ void migrate_fd_connect(MigrationState *s, Error
*error_in)
return;
}
qemu_thread_create(&s->thread, "live_migration", migration_thread, s,
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &error_in);
+ if (error_in) {
+ error_reportf_err(error_in, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ migrate_set_state(&s->state, s->state, MIGRATION_STATUS_FAILED);
+ migrate_fd_cleanup(s);
+ return;
+ }
s->migration_thread_running = true;
}
diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c
index 853d8b32ca..85d9114bd1 100644
--- a/migration/postcopy-ram.c
+++ b/migration/postcopy-ram.c
@@ -1082,6 +1082,8 @@ retry:
int postcopy_ram_enable_notify(MigrationIncomingState *mis)
{
+ Error *local_err = NULL;
+
/* Open the fd for the kernel to give us userfaults */
mis->userfault_fd = syscall(__NR_userfaultfd, O_CLOEXEC | O_NONBLOCK);
if (mis->userfault_fd == -1) {
@@ -1109,7 +1111,14 @@ int postcopy_ram_enable_notify(MigrationIncomingState
*mis)
qemu_sem_init(&mis->fault_thread_sem, 0);
qemu_thread_create(&mis->fault_thread, "postcopy/fault",
- postcopy_ram_fault_thread, mis, QEMU_THREAD_JOINABLE);
+ postcopy_ram_fault_thread, mis,
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ qemu_sem_destroy(&mis->fault_thread_sem);
+ return -1;
+ }
qemu_sem_wait(&mis->fault_thread_sem);
qemu_sem_destroy(&mis->fault_thread_sem);
mis->have_fault_thread = true;
diff --git a/migration/ram.c b/migration/ram.c
index 79c89425a3..ebbd21f8c2 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -470,6 +470,7 @@ static void compress_threads_save_cleanup(void)
static int compress_threads_save_setup(void)
{
int i, thread_count;
+ Error *local_err = NULL;
if (!migrate_use_compression()) {
return 0;
@@ -501,7 +502,12 @@ static int compress_threads_save_setup(void)
qemu_cond_init(&comp_param[i].cond);
qemu_thread_create(compress_threads + i, "compress",
do_data_compress, comp_param + i,
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ goto exit;
+ }
}
return 0;
@@ -1076,7 +1082,13 @@ static void multifd_new_send_channel_async(QIOTask
*task, gpointer opaque)
qio_channel_set_delay(p->c, false);
p->running = true;
qemu_thread_create(&p->thread, p->name, multifd_send_thread, p,
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ migrate_set_error(migrate_get_current(), local_err);
+ return;
+ }
atomic_inc(&multifd_send_state->count);
}
@@ -1346,7 +1358,13 @@ bool multifd_recv_new_channel(QIOChannel *ioc)
p->running = true;
qemu_thread_create(&p->thread, p->name, multifd_recv_thread, p,
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ multifd_recv_terminate_threads(local_err);
+ return false;
+ }
atomic_inc(&multifd_recv_state->count);
return multifd_recv_state->count == migrate_multifd_channels();
}
@@ -3542,6 +3560,7 @@ static void compress_threads_load_cleanup(void)
static int compress_threads_load_setup(QEMUFile *f)
{
int i, thread_count;
+ Error *local_err = NULL;
if (!migrate_use_compression()) {
return 0;
@@ -3565,7 +3584,12 @@ static int compress_threads_load_setup(QEMUFile *f)
decomp_param[i].quit = false;
qemu_thread_create(decompress_threads + i, "decompress",
do_data_decompress, decomp_param + i,
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ goto exit;
+ }
}
return 0;
exit:
diff --git a/migration/savevm.c b/migration/savevm.c
index 13e51f0e34..31973312cf 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -1729,7 +1729,13 @@ static int
loadvm_postcopy_handle_listen(MigrationIncomingState *mis)
qemu_sem_init(&mis->listen_thread_sem, 0);
qemu_thread_create(&mis->listen_thread, "postcopy/listen",
postcopy_ram_listen_thread, NULL,
- QEMU_THREAD_DETACHED);
+ QEMU_THREAD_DETACHED, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ qemu_sem_destroy(&mis->listen_thread_sem);
+ return -1;
+ }
qemu_sem_wait(&mis->listen_thread_sem);
qemu_sem_destroy(&mis->listen_thread_sem);
diff --git a/tests/atomic_add-bench.c b/tests/atomic_add-bench.c
index 2f6c72f63a..338b9563e3 100644
--- a/tests/atomic_add-bench.c
+++ b/tests/atomic_add-bench.c
@@ -2,6 +2,7 @@
#include "qemu/thread.h"
#include "qemu/host-utils.h"
#include "qemu/processor.h"
+#include "qapi/error.h"
struct thread_info {
uint64_t r;
@@ -110,7 +111,7 @@ static void create_threads(void)
info->r = (i + 1) ^ time(NULL);
qemu_thread_create(&threads[i], NULL, thread_func, info,
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &error_abort);
}
}
diff --git a/tests/iothread.c b/tests/iothread.c
index 777d9eea46..f4ad992e61 100644
--- a/tests/iothread.c
+++ b/tests/iothread.c
@@ -73,7 +73,7 @@ IOThread *iothread_new(void)
qemu_mutex_init(&iothread->init_done_lock);
qemu_cond_init(&iothread->init_done_cond);
qemu_thread_create(&iothread->thread, NULL, iothread_run,
- iothread, QEMU_THREAD_JOINABLE);
+ iothread, QEMU_THREAD_JOINABLE, &error_abort);
/* Wait for initialization to complete */
qemu_mutex_lock(&iothread->init_done_lock);
diff --git a/tests/qht-bench.c b/tests/qht-bench.c
index f492b3a20a..20a4101a17 100644
--- a/tests/qht-bench.c
+++ b/tests/qht-bench.c
@@ -9,6 +9,7 @@
#include "qemu/atomic.h"
#include "qemu/qht.h"
#include "qemu/rcu.h"
+#include "qapi/error.h"
#include "exec/tb-hash-xx.h"
struct thread_stats {
@@ -239,7 +240,7 @@ th_create_n(QemuThread **threads, struct thread_info
**infos, const char *name,
prepare_thread_info(&info[i], offset + i);
info[i].func = func;
qemu_thread_create(&th[i], name, thread_func, &info[i],
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &error_abort);
}
}
diff --git a/tests/rcutorture.c b/tests/rcutorture.c
index 49311c82ea..0e799ff256 100644
--- a/tests/rcutorture.c
+++ b/tests/rcutorture.c
@@ -64,6 +64,7 @@
#include "qemu/atomic.h"
#include "qemu/rcu.h"
#include "qemu/thread.h"
+#include "qapi/error.h"
long long n_reads = 0LL;
long n_updates = 0L;
@@ -90,7 +91,7 @@ static void create_thread(void *(*func)(void *))
exit(-1);
}
qemu_thread_create(&threads[n_threads], "test", func, &data[n_threads],
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &error_abort);
n_threads++;
}
diff --git a/tests/test-aio.c b/tests/test-aio.c
index 86fb73b3d5..b3ac261724 100644
--- a/tests/test-aio.c
+++ b/tests/test-aio.c
@@ -154,7 +154,7 @@ static void test_acquire(void)
qemu_thread_create(&thread, "test_acquire_thread",
test_acquire_thread,
- &data, QEMU_THREAD_JOINABLE);
+ &data, QEMU_THREAD_JOINABLE, &error_abort);
/* Block in aio_poll(), let other thread kick us and acquire context */
aio_context_acquire(ctx);
diff --git a/tests/test-rcu-list.c b/tests/test-rcu-list.c
index 192bfbf02e..9ea35a3dad 100644
--- a/tests/test-rcu-list.c
+++ b/tests/test-rcu-list.c
@@ -25,6 +25,7 @@
#include "qemu/rcu.h"
#include "qemu/thread.h"
#include "qemu/rcu_queue.h"
+#include "qapi/error.h"
/*
* Test variables.
@@ -68,7 +69,7 @@ static void create_thread(void *(*func)(void *))
exit(-1);
}
qemu_thread_create(&threads[n_threads], "test", func, &data[n_threads],
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &error_abort);
n_threads++;
}
diff --git a/ui/vnc-jobs.c b/ui/vnc-jobs.c
index 7c05a1e6df..60d5ceb6a8 100644
--- a/ui/vnc-jobs.c
+++ b/ui/vnc-jobs.c
@@ -31,6 +31,7 @@
#include "vnc-jobs.h"
#include "qemu/sockets.h"
#include "qemu/main-loop.h"
+#include "qapi/error.h"
#include "block/aio.h"
/*
@@ -333,13 +334,19 @@ static bool vnc_worker_thread_running(void)
void vnc_start_worker_thread(Error **errp)
{
+ Error *local_err = NULL;
+
VncJobQueue *q;
if (vnc_worker_thread_running())
- return ;
+ return;
q = vnc_queue_init();
qemu_thread_create(&q->thread, "vnc_worker", vnc_worker_thread, q,
- QEMU_THREAD_DETACHED);
+ QEMU_THREAD_DETACHED, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
queue = q; /* Set global queue */
}
diff --git a/util/compatfd.c b/util/compatfd.c
index 65501de622..b3d3c82266 100644
--- a/util/compatfd.c
+++ b/util/compatfd.c
@@ -71,6 +71,7 @@ static int qemu_signalfd_compat(const sigset_t *mask, Error
**errp)
struct sigfd_compat_info *info;
QemuThread thread;
int fds[2];
+ Error *local_err = NULL;
info = malloc(sizeof(*info));
if (info == NULL) {
@@ -92,7 +93,12 @@ static int qemu_signalfd_compat(const sigset_t *mask, Error
**errp)
info->fd = fds[1];
qemu_thread_create(&thread, "signalfd_compat", sigwait_compat, info,
- QEMU_THREAD_DETACHED);
+ QEMU_THREAD_DETACHED, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ free(info);
+ return -1;
+ }
return fds[0];
}
diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index 13b6f8d776..91a7921a57 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -364,6 +364,7 @@ static bool touch_all_pages(char *area, size_t hpagesize,
size_t numpages,
size_t size_per_thread;
char *addr = area;
int i = 0;
+ Error *local_err = NULL;
memset_thread_failed = false;
memset_num_threads = get_memset_num_threads(smp_cpus);
@@ -377,13 +378,20 @@ static bool touch_all_pages(char *area, size_t hpagesize,
size_t numpages,
memset_thread[i].hpagesize = hpagesize;
qemu_thread_create(&memset_thread[i].pgthread, "touch_pages",
do_touch_pages, &memset_thread[i],
- QEMU_THREAD_JOINABLE);
+ QEMU_THREAD_JOINABLE, &local_err);
+ if (local_err) {
+ error_reportf_err(local_err, "Failed in %s() when calls "
+ "qemu_thread_create(): \n", __func__);
+ memset_thread_failed = true;
+ goto out;
+ }
addr += size_per_thread;
numpages -= numpages_per_thread;
}
for (i = 0; i < memset_num_threads; i++) {
qemu_thread_join(&memset_thread[i].pgthread);
}
+out:
g_free(memset_thread);
memset_thread = NULL;
diff --git a/util/rcu.c b/util/rcu.c
index 5676c22bd1..145dcdb0c6 100644
--- a/util/rcu.c
+++ b/util/rcu.c
@@ -32,6 +32,7 @@
#include "qemu/atomic.h"
#include "qemu/thread.h"
#include "qemu/main-loop.h"
+#include "qapi/error.h"
#if defined(CONFIG_MALLOC_TRIM)
#include <malloc.h>
#endif
@@ -325,7 +326,7 @@ static void rcu_init_complete(void)
* must have been quiescent even after forking, just recreate it.
*/
qemu_thread_create(&thread, "call_rcu", call_rcu_thread,
- NULL, QEMU_THREAD_DETACHED);
+ NULL, QEMU_THREAD_DETACHED, &error_abort);
rcu_register_thread();
}
diff --git a/util/thread-pool.c b/util/thread-pool.c
index 610646d131..ad0f980783 100644
--- a/util/thread-pool.c
+++ b/util/thread-pool.c
@@ -22,6 +22,7 @@
#include "trace.h"
#include "block/thread-pool.h"
#include "qemu/main-loop.h"
+#include "qapi/error.h"
static void do_spawn_thread(ThreadPool *pool);
@@ -132,7 +133,8 @@ static void do_spawn_thread(ThreadPool *pool)
pool->new_threads--;
pool->pending_threads++;
- qemu_thread_create(&t, "worker", worker_thread, pool,
QEMU_THREAD_DETACHED);
+ qemu_thread_create(&t, "worker", worker_thread, pool,
+ QEMU_THREAD_DETACHED, &error_abort);
}
static void spawn_thread_bh_fn(void *opaque)
--
2.13.7
- Re: [Qemu-devel] [PATCH 1/5] Fix segmentation fault when qemu_signal_init fails, (continued)
- Re: [Qemu-devel] [PATCH 1/5] Fix segmentation fault when qemu_signal_init fails, Daniel P . Berrangé, 2018/09/05
- Re: [Qemu-devel] [PATCH 1/5] Fix segmentation fault when qemu_signal_init fails, Fei Li, 2018/09/05
- Re: [Qemu-devel] [PATCH 1/5] Fix segmentation fault when qemu_signal_init fails, Fam Zheng, 2018/09/05
- Re: [Qemu-devel] [PATCH 1/5] Fix segmentation fault when qemu_signal_init fails, Fei Li, 2018/09/06
- Re: [Qemu-devel] [PATCH 1/5] Fix segmentation fault when qemu_signal_init fails, Markus Armbruster, 2018/09/19
[Qemu-devel] [PATCH 3/5] qemu_init_vcpu: add a new Error paramater to propagate, Fei Li, 2018/09/04
[Qemu-devel] [PATCH 5/5] Propagate qemu_thread_create's error to all callers to handle,
Fei Li <=