kvm tools: Handle multiple IPC cmd at a time
This is useful when client submiting multiple IPC cmd in one socket
connection.
Signed-off-by: Asias He <asias.hejun@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
diff --git a/kvm-ipc.c b/kvm-ipc.c
index 2036b91..dbe2363 100644
--- a/kvm-ipc.c
+++ b/kvm-ipc.c
@@ -102,7 +102,7 @@
close(fd);
}
-static void kvm_ipc__receive(int fd)
+static int kvm_ipc__receive(int fd)
{
struct kvm_ipc_head head;
u8 *msg = NULL;
@@ -122,8 +122,11 @@
kvm_ipc__handle(fd, head.type, head.len, msg);
+ return 0;
+
done:
free(msg);
+ return -1;
}
static void *kvm_ipc__thread(void *param)
@@ -140,10 +143,16 @@
if (fd == stop_fd && event.events & EPOLLIN) {
break;
} else if (fd == server_fd) {
- int client;
+ int client, r;
client = kvm_ipc__new_conn(fd);
- kvm_ipc__receive(client);
+ /*
+ * Handle multiple IPC cmd at a time
+ */
+ do {
+ r = kvm_ipc__receive(client);
+ } while (r == 0);
+
} else if (event.events && (EPOLLERR | EPOLLRDHUP | EPOLLHUP)) {
kvm_ipc__close_conn(fd);
} else {
