search for: fc6aae5

...le *h, int timeout) > set_error (errno, "poll"); > return -1; > } I also need to squash in this, to fix our use of an uninitialized variable when nbd_aio_get_direction returns 0 (such as when we are already DEAD): diff --git i/lib/poll.c w/lib/poll.c index d356afe..fc6aae5 100644 --- i/lib/poll.c +++ w/lib/poll.c @@ -45,6 +45,8 @@ nbd_unlocked_poll (struct nbd_handle *h, int timeout) case LIBNBD_AIO_DIRECTION_BOTH: fds[0].events = POLLIN|POLLOUT; break; + default: + fds[0].events = 0; } fds[0].revents = 0; -- Eric Blake, Principal Software En...

While working on a new test of what happens when the server goes away while commands are in flight, I managed to hit a race where I hit death from SIGPIPE instead of a clean transition to the DEAD state. I also found myself wanting to use nbd_poll from the test, but with a way to distinguish between the state machine progressing vs. hanging. Eric Blake (2): socket: Avoid SIGPIPE where possible