40     QLIST_ENTRY(AioHandler) node;
45     AioHandler *node;  in find_aio_handler()  local
47     QLIST_FOREACH(node, &aio_handlers, node) {  in find_aio_handler()
48         if (node->fd == fd)  in find_aio_handler()
49             if (!node->deleted)  in find_aio_handler()
50                 return node;  in find_aio_handler()
63     AioHandler *node;  in qemu_aio_set_fd_handler()  local
65     node = find_aio_handler(fd);  in qemu_aio_set_fd_handler()
69         if (node) {  in qemu_aio_set_fd_handler()
72                 node->deleted = 1;  in qemu_aio_set_fd_handler()
78                 QLIST_REMOVE(node, node);  in qemu_aio_set_fd_handler()
79                 qemu_free(node);  in qemu_aio_set_fd_handler()
83         if (node == NULL) {  in qemu_aio_set_fd_handler()
85             node = qemu_mallocz(sizeof(AioHandler));  in qemu_aio_set_fd_handler()
86             node->fd = fd;  in qemu_aio_set_fd_handler()
87             QLIST_INSERT_HEAD(&aio_handlers, node, node);  in qemu_aio_set_fd_handler()
90         node->io_read = io_read;  in qemu_aio_set_fd_handler()
91         node->io_write = io_write;  in qemu_aio_set_fd_handler()
92         node->io_flush = io_flush;  in qemu_aio_set_fd_handler()
93         node->io_process_queue = io_process_queue;  in qemu_aio_set_fd_handler()
94         node->opaque = opaque;  in qemu_aio_set_fd_handler()
104     AioHandler *node;  in qemu_aio_flush()  local
116         QLIST_FOREACH(node, &aio_handlers, node) {  in qemu_aio_flush()
117             if (node->io_flush) {  in qemu_aio_flush()
118                 ret |= node->io_flush(node->opaque);  in qemu_aio_flush()
126     AioHandler *node;  in qemu_aio_process_queue()  local
131     QLIST_FOREACH(node, &aio_handlers, node) {  in qemu_aio_process_queue()
132         if (node->io_process_queue) {  in qemu_aio_process_queue()
133             if (node->io_process_queue(node->opaque)) {  in qemu_aio_process_queue()
162         AioHandler *node;  in qemu_aio_wait()  local
168         QLIST_FOREACH(node, &aio_handlers, node) {  in qemu_aio_wait()
173             if (node->io_flush && node->io_flush(node->opaque) == 0)  in qemu_aio_wait()
176             if (!node->deleted && node->io_read) {  in qemu_aio_wait()
177                 iolooper_add_read(looper, node->fd);  in qemu_aio_wait()
179             if (!node->deleted && node->io_write) {  in qemu_aio_wait()
180                 iolooper_add_write(looper, node->fd);  in qemu_aio_wait()
200             node = QLIST_FIRST(&aio_handlers);  in qemu_aio_wait()
201             while (node) {  in qemu_aio_wait()
204                 if (!node->deleted &&  in qemu_aio_wait()
205                     iolooper_is_read(looper, node->fd) &&  in qemu_aio_wait()
206                     node->io_read) {  in qemu_aio_wait()
207                     node->io_read(node->opaque);  in qemu_aio_wait()
209                 if (!node->deleted &&  in qemu_aio_wait()
210                     iolooper_is_write(looper, node->fd) &&  in qemu_aio_wait()
211                     node->io_write) {  in qemu_aio_wait()
212                     node->io_write(node->opaque);  in qemu_aio_wait()
215                 tmp = node;  in qemu_aio_wait()
216                 node = QLIST_NEXT(node, node);  in qemu_aio_wait()
219                     QLIST_REMOVE(tmp, node);  in qemu_aio_wait()