diff options
| -rw-r--r-- | src/nspawn/nspawn.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c index 62dc20d824..4c8737132b 100644 --- a/src/nspawn/nspawn.c +++ b/src/nspawn/nspawn.c @@ -885,8 +885,17 @@ static int process_pty(int master, pid_t pid, sigset_t *mask) { signal_ev.events = EPOLLIN; signal_ev.data.fd = signal_fd; - if (epoll_ctl(ep, EPOLL_CTL_ADD, STDOUT_FILENO, &stdout_ev) < 0 || - epoll_ctl(ep, EPOLL_CTL_ADD, master, &master_ev) < 0 || + if (epoll_ctl(ep, EPOLL_CTL_ADD, STDOUT_FILENO, &stdout_ev) < 0) { + if (errno != EPERM) { + log_error("Failed to register stdout in epoll: %m"); + r = -errno; + goto finish; + } + /* stdout without epoll support. Likely redirected to regular file. */ + stdout_writable = true; + } + + if (epoll_ctl(ep, EPOLL_CTL_ADD, master, &master_ev) < 0 || epoll_ctl(ep, EPOLL_CTL_ADD, signal_fd, &signal_ev) < 0) { log_error("Failed to register fds in epoll: %m"); r = -errno; |