diff options
| author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2017-07-06 19:03:53 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-07-14 11:04:33 +0200 |
| commit | bcdeb9be566ded2eb35233aaccf38742a21e5daa (patch) | |
| tree | 20c0d1377d188c1f42276b09e757f49e64222b67 /chardev | |
| parent | 747969db2a6cd6e93561f7edc50d824a7d67346b (diff) | |
| download | qemu-bcdeb9be566ded2eb35233aaccf38742a21e5daa.tar.gz | |
chardev: block during sync read
A sync read should block until all requested data is
available (instead of retrying in qemu_chr_fe_read_all). Change the
channel to blocking during sync_read.
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20170706170353.32601-1-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Diffstat (limited to 'chardev')
| -rw-r--r-- | chardev/char-socket.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/chardev/char-socket.c b/chardev/char-socket.c index ccc499cfa1..7e6648b03a 100644 --- a/chardev/char-socket.c +++ b/chardev/char-socket.c @@ -454,7 +454,9 @@ static int tcp_chr_sync_read(Chardev *chr, const uint8_t *buf, int len) return 0; } + qio_channel_set_blocking(s->ioc, true, NULL); size = tcp_chr_recv(chr, (void *) buf, len); + qio_channel_set_blocking(s->ioc, false, NULL); if (size == 0) { /* connection closed */ tcp_chr_disconnect(chr); |