diff options
Diffstat (limited to 'libevdev/libevdev.c')
| -rw-r--r-- | libevdev/libevdev.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/libevdev/libevdev.c b/libevdev/libevdev.c index 59625a4..cf532e3 100644 --- a/libevdev/libevdev.c +++ b/libevdev/libevdev.c @@ -816,8 +816,6 @@ libevdev_next_event(struct libevdev *dev, unsigned int flags, struct input_event dev->sync_state = SYNC_NONE; } - /* FIXME: if the first event after SYNC_IN_PROGRESS is a SYN_DROPPED, log this */ - /* Always read in some more events. Best case this smoothes over a potential SYN_DROPPED, worst case we don't read fast enough and end up with SYN_DROPPED anyway. @@ -856,8 +854,15 @@ libevdev_next_event(struct libevdev *dev, unsigned int flags, struct input_event if (flags & LIBEVDEV_READ_FLAG_SYNC && dev->queue_nsync > 0) { dev->queue_nsync--; rc = LIBEVDEV_READ_STATUS_SYNC; - if (dev->queue_nsync == 0) + if (dev->queue_nsync == 0) { + struct input_event next; dev->sync_state = SYNC_NONE; + + if (queue_peek(dev, 0, &next) == 0 && + next.type == EV_SYN && next.code == SYN_DROPPED) + log_info("SYN_DROPPED received after finished " + "sync - you're not keeping up\n"); + } } out: |