diff options
| author | Tom Gundersen <teg@jklm.no> | 2015-05-16 01:12:21 +0200 |
|---|---|---|
| committer | Tom Gundersen <teg@jklm.no> | 2015-05-16 01:14:48 +0200 |
| commit | 738a790778608a8590d93c790f11b484f1dd8da4 (patch) | |
| tree | e4f43e99c2ec601168785a4ea3a5cb0c3332be78 | |
| parent | 9a73bd7cab019aa1b9b4342ce2abd51b6e50b085 (diff) | |
udevd: on_worker - distinguish between EINTR and EAGAIN
EAGAIN means there are no more messages to read, so give up. EINTR means we got interrupted
reading a message, so try again.
| -rw-r--r-- | src/udev/udevd.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/udev/udevd.c b/src/udev/udevd.c index 8142ec605d..a7f14c058b 100644 --- a/src/udev/udevd.c +++ b/src/udev/udevd.c @@ -667,8 +667,11 @@ static int on_worker(sd_event_source *s, int fd, uint32_t revents, void *userdat size = recvmsg(fd, &msghdr, MSG_DONTWAIT); if (size < 0) { - if (errno == EAGAIN || errno == EINTR) - return 1; + if (errno == EINTR) + continue; + else if (errno == EAGAIN) + /* nothing more to read */ + break; return log_error_errno(errno, "failed to receive message: %m"); } else if (size != sizeof(struct worker_message)) { |