diff options
Diffstat (limited to 'util/qemu-coroutine-lock.c')
-rw-r--r-- | util/qemu-coroutine-lock.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/util/qemu-coroutine-lock.c b/util/qemu-coroutine-lock.c index 5a80c10690..27438a1858 100644 --- a/util/qemu-coroutine-lock.c +++ b/util/qemu-coroutine-lock.c @@ -68,40 +68,6 @@ void coroutine_fn qemu_co_queue_wait_impl(CoQueue *queue, QemuLockable *lock) } } -/** - * qemu_co_queue_run_restart: - * - * Enter each coroutine that was previously marked for restart by - * qemu_co_queue_next() or qemu_co_queue_restart_all(). This function is - * invoked by the core coroutine code when the current coroutine yields or - * terminates. - */ -void qemu_co_queue_run_restart(Coroutine *co) -{ - Coroutine *next; - QSIMPLEQ_HEAD(, Coroutine) tmp_queue_wakeup = - QSIMPLEQ_HEAD_INITIALIZER(tmp_queue_wakeup); - - trace_qemu_co_queue_run_restart(co); - - /* Because "co" has yielded, any coroutine that we wakeup can resume it. - * If this happens and "co" terminates, co->co_queue_wakeup becomes - * invalid memory. Therefore, use a temporary queue and do not touch - * the "co" coroutine as soon as you enter another one. - * - * In its turn resumed "co" can populate "co_queue_wakeup" queue with - * new coroutines to be woken up. The caller, who has resumed "co", - * will be responsible for traversing the same queue, which may cause - * a different wakeup order but not any missing wakeups. - */ - QSIMPLEQ_CONCAT(&tmp_queue_wakeup, &co->co_queue_wakeup); - - while ((next = QSIMPLEQ_FIRST(&tmp_queue_wakeup))) { - QSIMPLEQ_REMOVE_HEAD(&tmp_queue_wakeup, co_queue_next); - qemu_coroutine_enter(next); - } -} - static bool qemu_co_queue_do_restart(CoQueue *queue, bool single) { Coroutine *next; |