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Diffstat (limited to 'cpus-common.c')
-rw-r--r--cpus-common.c25
1 files changed, 8 insertions, 17 deletions
diff --git a/cpus-common.c b/cpus-common.c
index 70a9d12981..8f5512b3d7 100644
--- a/cpus-common.c
+++ b/cpus-common.c
@@ -97,7 +97,7 @@ void cpu_list_remove(CPUState *cpu)
}
struct qemu_work_item {
- struct qemu_work_item *next;
+ QSIMPLEQ_ENTRY(qemu_work_item) node;
run_on_cpu_func func;
run_on_cpu_data data;
bool free, exclusive, done;
@@ -106,13 +106,7 @@ struct qemu_work_item {
static void queue_work_on_cpu(CPUState *cpu, struct qemu_work_item *wi)
{
qemu_mutex_lock(&cpu->work_mutex);
- if (cpu->queued_work_first == NULL) {
- cpu->queued_work_first = wi;
- } else {
- cpu->queued_work_last->next = wi;
- }
- cpu->queued_work_last = wi;
- wi->next = NULL;
+ QSIMPLEQ_INSERT_TAIL(&cpu->work_list, wi, node);
wi->done = false;
qemu_mutex_unlock(&cpu->work_mutex);
@@ -306,17 +300,14 @@ void process_queued_cpu_work(CPUState *cpu)
{
struct qemu_work_item *wi;
- if (cpu->queued_work_first == NULL) {
+ qemu_mutex_lock(&cpu->work_mutex);
+ if (QSIMPLEQ_EMPTY(&cpu->work_list)) {
+ qemu_mutex_unlock(&cpu->work_mutex);
return;
}
-
- qemu_mutex_lock(&cpu->work_mutex);
- while (cpu->queued_work_first != NULL) {
- wi = cpu->queued_work_first;
- cpu->queued_work_first = wi->next;
- if (!cpu->queued_work_first) {
- cpu->queued_work_last = NULL;
- }
+ while (!QSIMPLEQ_EMPTY(&cpu->work_list)) {
+ wi = QSIMPLEQ_FIRST(&cpu->work_list);
+ QSIMPLEQ_REMOVE_HEAD(&cpu->work_list, node);
qemu_mutex_unlock(&cpu->work_mutex);
if (wi->exclusive) {
/* Running work items outside the BQL avoids the following deadlock: