void aio_set_event_notifier(AioContext *ctx,

                            EventNotifier *e,

                            bool is_external,

                            EventNotifierHandler *io_notify,

                            AioPollFn *io_poll)

{

    AioHandler *node;



    qemu_lockcnt_lock(&ctx->list_lock);

    QLIST_FOREACH(node, &ctx->aio_handlers, node) {

        if (node->e == e && !node->deleted) {

            break;

        }

    }



    /* Are we deleting the fd handler? */

    if (!io_notify) {

        if (node) {

            g_source_remove_poll(&ctx->source, &node->pfd);



            /* aio_poll is in progress, just mark the node as deleted */

            if (qemu_lockcnt_count(&ctx->list_lock)) {

                node->deleted = 1;

                node->pfd.revents = 0;

            } else {

                /* Otherwise, delete it for real.  We can't just mark it as

                 * deleted because deleted nodes are only cleaned up after

                 * releasing the list_lock.

                 */

                QLIST_REMOVE(node, node);

                g_free(node);

            }

        }

    } else {

        if (node == NULL) {

            /* Alloc and insert if it's not already there */

            node = g_new0(AioHandler, 1);

            node->e = e;

            node->pfd.fd = (uintptr_t)event_notifier_get_handle(e);

            node->pfd.events = G_IO_IN;

            node->is_external = is_external;

            QLIST_INSERT_HEAD_RCU(&ctx->aio_handlers, node, node);



            g_source_add_poll(&ctx->source, &node->pfd);

        }

        /* Update handler with latest information */

        node->io_notify = io_notify;

    }



    qemu_lockcnt_unlock(&ctx->list_lock);

    aio_notify(ctx);

}

void aio_set_event_notifier(AioContext *ctx,

                            EventNotifier *e,

                            bool is_external,

                            EventNotifierHandler *io_notify,

                            AioPollFn *io_poll)

{

    AioHandler *node;



    qemu_lockcnt_lock(&ctx->list_lock);

    QLIST_FOREACH(node, &ctx->aio_handlers, node) {

        if (node->e == e && !node->deleted) {

            break;

        }

    }



    

    if (!io_notify) {

        if (node) {

            g_source_remove_poll(&ctx->source, &node->pfd);



            

            if (qemu_lockcnt_count(&ctx->list_lock)) {

                node->deleted = 1;

                node->pfd.revents = 0;

            } else {

                







                QLIST_REMOVE(node, node);

                g_free(node);

            }

        }

    } else {

        if (node == NULL) {

            

            node = g_new0(AioHandler, 1);

            node->e = e;

            node->pfd.fd = (uintptr_t)event_notifier_get_handle(e);

            node->pfd.events = G_IO_IN;

            node->is_external = is_external;

            QLIST_INSERT_HEAD_RCU(&ctx->aio_handlers, node, node);



            g_source_add_poll(&ctx->source, &node->pfd);

        }

        

        node->io_notify = io_notify;

    }



    qemu_lockcnt_unlock(&ctx->list_lock);

    aio_notify(ctx);

}

void FUNC_0(AioContext *VAR_0,

                            EventNotifier *VAR_1,

                            bool VAR_2,

                            EventNotifierHandler *VAR_3,

                            AioPollFn *VAR_4)

{

    AioHandler *node;



    qemu_lockcnt_lock(&VAR_0->list_lock);

    QLIST_FOREACH(node, &VAR_0->aio_handlers, node) {

        if (node->VAR_1 == VAR_1 && !node->deleted) {

            break;

        }

    }



    

    if (!VAR_3) {

        if (node) {

            g_source_remove_poll(&VAR_0->source, &node->pfd);



            

            if (qemu_lockcnt_count(&VAR_0->list_lock)) {

                node->deleted = 1;

                node->pfd.revents = 0;

            } else {

                







                QLIST_REMOVE(node, node);

                g_free(node);

            }

        }

    } else {

        if (node == NULL) {

            

            node = g_new0(AioHandler, 1);

            node->VAR_1 = VAR_1;

            node->pfd.fd = (uintptr_t)event_notifier_get_handle(VAR_1);

            node->pfd.events = G_IO_IN;

            node->VAR_2 = VAR_2;

            QLIST_INSERT_HEAD_RCU(&VAR_0->aio_handlers, node, node);



            g_source_add_poll(&VAR_0->source, &node->pfd);

        }

        

        node->VAR_3 = VAR_3;

    }



    qemu_lockcnt_unlock(&VAR_0->list_lock);

    aio_notify(VAR_0);

}

void FUNC_0(AioContext *VAR_0,
EventNotifier *VAR_1,
bool VAR_2,
EventNotifierHandler *VAR_3,
AioPollFn *VAR_4)
{ AioHandler *node; qemu_lockcnt_lock(&VAR_0->list_lock); QLIST_FOREACH(node, &VAR_0->aio_handlers, node) { if (node->VAR_1 == VAR_1 && !node->deleted) { break; } } if (!VAR_3) { if (node) { g_source_remove_poll(&VAR_0->source, &node->pfd); if (qemu_lockcnt_count(&VAR_0->list_lock)) { node->deleted = 1; node->pfd.revents = 0; } else { QLIST_REMOVE(node, node); g_free(node); } } } else { if (node == NULL) { node = g_new0(AioHandler, 1); node->VAR_1 = VAR_1; node->pfd.fd = (uintptr_t)event_notifier_get_handle(VAR_1); node->pfd.events = G_IO_IN; node->VAR_2 = VAR_2; QLIST_INSERT_HEAD_RCU(&VAR_0->aio_handlers, node, node); g_source_add_poll(&VAR_0->source, &node->pfd); } node->VAR_3 = VAR_3; } qemu_lockcnt_unlock(&VAR_0->list_lock); aio_notify(VAR_0); }