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Diffstat (limited to 'migration-tcp.c')
-rw-r--r--migration-tcp.c37
1 files changed, 9 insertions, 28 deletions
diff --git a/migration-tcp.c b/migration-tcp.c
index 7f6ad98727..a15c2b87a1 100644
--- a/migration-tcp.c
+++ b/migration-tcp.c
@@ -53,54 +53,35 @@ static int tcp_close(MigrationState *s)
return r;
}
-static void tcp_wait_for_connect(void *opaque)
+static void tcp_wait_for_connect(int fd, void *opaque)
{
MigrationState *s = opaque;
- int val, ret;
- socklen_t valsize = sizeof(val);
- DPRINTF("connect completed\n");
- do {
- ret = getsockopt(s->fd, SOL_SOCKET, SO_ERROR, (void *) &val, &valsize);
- } while (ret == -1 && (socket_error()) == EINTR);
-
- if (ret < 0) {
+ if (fd < 0) {
+ DPRINTF("migrate connect error\n");
+ s->fd = -1;
migrate_fd_error(s);
- return;
- }
-
- qemu_set_fd_handler2(s->fd, NULL, NULL, NULL, NULL);
-
- if (val == 0)
+ } else {
+ DPRINTF("migrate connect success\n");
+ s->fd = fd;
migrate_fd_connect(s);
- else {
- DPRINTF("error connecting %d\n", val);
- migrate_fd_error(s);
}
}
int tcp_start_outgoing_migration(MigrationState *s, const char *host_port,
Error **errp)
{
- bool in_progress;
-
s->get_error = socket_errno;
s->write = socket_write;
s->close = tcp_close;
- s->fd = inet_nonblocking_connect(host_port, &in_progress, errp);
+ s->fd = inet_nonblocking_connect(host_port, tcp_wait_for_connect, s,
+ errp);
if (error_is_set(errp)) {
migrate_fd_error(s);
return -1;
}
- if (in_progress) {
- DPRINTF("connect in progress\n");
- qemu_set_fd_handler2(s->fd, NULL, NULL, tcp_wait_for_connect, s);
- } else {
- migrate_fd_connect(s);
- }
-
return 0;
}