diff options
Diffstat (limited to 'block/rbd.c')
| -rw-r--r-- | block/rbd.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/block/rbd.c b/block/rbd.c index 6135fc17cd..276309293a 100644 --- a/block/rbd.c +++ b/block/rbd.c @@ -391,15 +391,14 @@ static void qemu_rbd_aio_event_reader(void *opaque) char *p = (char *)&s->event_rcb; /* now read the rcb pointer that was sent from a non qemu thread */ - if ((ret = read(s->fds[RBD_FD_READ], p + s->event_reader_pos, - sizeof(s->event_rcb) - s->event_reader_pos)) > 0) { - if (ret > 0) { - s->event_reader_pos += ret; - if (s->event_reader_pos == sizeof(s->event_rcb)) { - s->event_reader_pos = 0; - qemu_rbd_complete_aio(s->event_rcb); - s->qemu_aio_count--; - } + ret = read(s->fds[RBD_FD_READ], p + s->event_reader_pos, + sizeof(s->event_rcb) - s->event_reader_pos); + if (ret > 0) { + s->event_reader_pos += ret; + if (s->event_reader_pos == sizeof(s->event_rcb)) { + s->event_reader_pos = 0; + qemu_rbd_complete_aio(s->event_rcb); + s->qemu_aio_count--; } } } while (ret < 0 && errno == EINTR); |