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authorPeter Maydell <peter.maydell@linaro.org>2016-10-28 15:30:55 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-10-28 15:30:55 +0100
commit01b601f06154c0d35f945b1321ddb3f39530cc43 (patch)
tree66949ab2cd3a78bd632a434cc0431cf97b42f389 /qemu-char.c
parentfd209e4a773dd5a7fea79eaaffd276ebcb99e92a (diff)
parentc3ff757d25115d6a530e8859d7287a862b1dc02d (diff)
Merge remote-tracking branch 'remotes/berrange/tags/pull-qio-2016-10-27-1' into staging
Merge qio 2016/10/27 v1 # gpg: Signature made Thu 27 Oct 2016 13:54:03 BST # gpg: using RSA key 0xBE86EBB415104FDF # gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>" # gpg: aka "Daniel P. Berrange <berrange@redhat.com>" # Primary key fingerprint: DAF3 A6FD B26B 6291 2D0E 8E3F BE86 EBB4 1510 4FDF * remotes/berrange/tags/pull-qio-2016-10-27-1: main: set names for main loop sources created vnc: set name for all I/O channels created migration: set name for all I/O channels created char: set name for all I/O channels created nbd: set name for all I/O channels created io: add ability to set a name for IO channels io: Add a QIOChannelSocket cleanup test io: set LISTEN flag explicitly for listen sockets io: Introduce a qio_channel_set_feature() helper io: Use qio_channel_has_feature() where applicable io: Fix double shift usages on QIOChannel features Conflicts: qemu-char.c Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'qemu-char.c')
-rw-r--r--qemu-char.c77
1 files changed, 70 insertions, 7 deletions
diff --git a/qemu-char.c b/qemu-char.c
index 6dd779fc3c..1e5a0e8cb9 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -1075,7 +1075,8 @@ static GSourceFuncs io_watch_poll_funcs = {
};
/* Can only be used for read */
-static guint io_add_watch_poll(QIOChannel *ioc,
+static guint io_add_watch_poll(CharDriverState *chr,
+ QIOChannel *ioc,
IOCanReadHandler *fd_can_read,
QIOChannelFunc fd_read,
gpointer user_data,
@@ -1083,6 +1084,7 @@ static guint io_add_watch_poll(QIOChannel *ioc,
{
IOWatchPoll *iwp;
int tag;
+ char *name;
iwp = (IOWatchPoll *) g_source_new(&io_watch_poll_funcs,
sizeof(IOWatchPoll));
@@ -1093,6 +1095,10 @@ static guint io_add_watch_poll(QIOChannel *ioc,
iwp->src = NULL;
iwp->context = context;
+ name = g_strdup_printf("chardev-iowatch-%s", chr->label);
+ g_source_set_name((GSource *)iwp, name);
+ g_free(name);
+
tag = g_source_attach(&iwp->parent, context);
g_source_unref(&iwp->parent);
return tag;
@@ -1232,7 +1238,7 @@ static void fd_chr_update_read_handler(CharDriverState *chr,
remove_fd_in_watch(chr);
if (s->ioc_in) {
- chr->fd_in_tag = io_add_watch_poll(s->ioc_in,
+ chr->fd_in_tag = io_add_watch_poll(chr, s->ioc_in,
fd_chr_read_poll,
fd_chr_read, chr,
context);
@@ -1261,6 +1267,7 @@ static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out,
{
CharDriverState *chr;
FDCharDriver *s;
+ char *name;
chr = qemu_chr_alloc(backend, errp);
if (!chr) {
@@ -1268,7 +1275,13 @@ static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out,
}
s = g_new0(FDCharDriver, 1);
s->ioc_in = QIO_CHANNEL(qio_channel_file_new_fd(fd_in));
+ name = g_strdup_printf("chardev-file-in-%s", chr->label);
+ qio_channel_set_name(QIO_CHANNEL(s->ioc_in), name);
+ g_free(name);
s->ioc_out = QIO_CHANNEL(qio_channel_file_new_fd(fd_out));
+ name = g_strdup_printf("chardev-file-out-%s", chr->label);
+ qio_channel_set_name(QIO_CHANNEL(s->ioc_out), name);
+ g_free(name);
qemu_set_nonblock(fd_out);
s->chr = chr;
chr->opaque = s;
@@ -1448,6 +1461,7 @@ static gboolean pty_chr_timer(gpointer opaque)
static void pty_chr_rearm_timer(CharDriverState *chr, int ms)
{
PtyCharDriver *s = chr->opaque;
+ char *name;
if (s->timer_tag) {
g_source_remove(s->timer_tag);
@@ -1455,10 +1469,14 @@ static void pty_chr_rearm_timer(CharDriverState *chr, int ms)
}
if (ms == 1000) {
+ name = g_strdup_printf("pty-timer-secs-%s", chr->label);
s->timer_tag = g_timeout_add_seconds(1, pty_chr_timer, chr);
} else {
+ name = g_strdup_printf("pty-timer-ms-%s", chr->label);
s->timer_tag = g_timeout_add(ms, pty_chr_timer, chr);
}
+ g_source_set_name_by_id(s->timer_tag, name);
+ g_free(name);
}
/* Called with chr_write_lock held. */
@@ -1587,7 +1605,7 @@ static void pty_chr_state(CharDriverState *chr, int connected)
s->open_tag = g_idle_add(qemu_chr_be_generic_open_func, chr);
}
if (!chr->fd_in_tag) {
- chr->fd_in_tag = io_add_watch_poll(s->ioc,
+ chr->fd_in_tag = io_add_watch_poll(chr, s->ioc,
pty_chr_read_poll,
pty_chr_read,
chr, NULL);
@@ -1622,6 +1640,7 @@ static CharDriverState *qemu_chr_open_pty(const char *id,
int master_fd, slave_fd;
char pty_name[PATH_MAX];
ChardevCommon *common = backend->u.pty.data;
+ char *name;
master_fd = qemu_openpty_raw(&slave_fd, pty_name);
if (master_fd < 0) {
@@ -1654,6 +1673,9 @@ static CharDriverState *qemu_chr_open_pty(const char *id,
*be_opened = false;
s->ioc = QIO_CHANNEL(qio_channel_file_new_fd(master_fd));
+ name = g_strdup_printf("chardev-pty-%s", chr->label);
+ qio_channel_set_name(QIO_CHANNEL(s->ioc), name);
+ g_free(name);
s->timer_tag = 0;
return chr;
@@ -2744,7 +2766,7 @@ static void udp_chr_update_read_handler(CharDriverState *chr,
remove_fd_in_watch(chr);
if (s->ioc) {
- chr->fd_in_tag = io_add_watch_poll(s->ioc,
+ chr->fd_in_tag = io_add_watch_poll(chr, s->ioc,
udp_chr_read_poll,
udp_chr_read, chr,
context);
@@ -2822,9 +2844,13 @@ static gboolean socket_reconnect_timeout(gpointer opaque);
static void qemu_chr_socket_restart_timer(CharDriverState *chr)
{
TCPCharDriver *s = chr->opaque;
+ char *name;
assert(s->connected == 0);
s->reconnect_timer = g_timeout_add_seconds(s->reconnect_time,
socket_reconnect_timeout, chr);
+ name = g_strdup_printf("chardev-socket-reconnect-%s", chr->label);
+ g_source_set_name_by_id(s->reconnect_timer, name);
+ g_free(name);
}
static void check_report_connect_error(CharDriverState *chr,
@@ -3149,7 +3175,7 @@ static void tcp_chr_connect(void *opaque)
s->connected = 1;
if (s->ioc) {
- chr->fd_in_tag = io_add_watch_poll(s->ioc,
+ chr->fd_in_tag = io_add_watch_poll(chr, s->ioc,
tcp_chr_read_poll,
tcp_chr_read,
chr, NULL);
@@ -3168,7 +3194,7 @@ static void tcp_chr_update_read_handler(CharDriverState *chr,
remove_fd_in_watch(chr);
if (s->ioc) {
- chr->fd_in_tag = io_add_watch_poll(s->ioc,
+ chr->fd_in_tag = io_add_watch_poll(chr, s->ioc,
tcp_chr_read_poll,
tcp_chr_read, chr,
context);
@@ -3266,6 +3292,7 @@ static void tcp_chr_tls_init(CharDriverState *chr)
TCPCharDriver *s = chr->opaque;
QIOChannelTLS *tioc;
Error *err = NULL;
+ gchar *name;
if (s->is_listen) {
tioc = qio_channel_tls_new_server(
@@ -3283,6 +3310,11 @@ static void tcp_chr_tls_init(CharDriverState *chr)
tcp_chr_disconnect(chr);
return;
}
+ name = g_strdup_printf("chardev-tls-%s-%s",
+ s->is_listen ? "server" : "client",
+ chr->label);
+ qio_channel_set_name(QIO_CHANNEL(tioc), name);
+ g_free(name);
object_unref(OBJECT(s->ioc));
s->ioc = QIO_CHANNEL(tioc);
@@ -3293,6 +3325,19 @@ static void tcp_chr_tls_init(CharDriverState *chr)
}
+static void tcp_chr_set_client_ioc_name(CharDriverState *chr,
+ QIOChannelSocket *sioc)
+{
+ TCPCharDriver *s = chr->opaque;
+ char *name;
+ name = g_strdup_printf("chardev-tcp-%s-%s",
+ s->is_listen ? "server" : "client",
+ chr->label);
+ qio_channel_set_name(QIO_CHANNEL(sioc), name);
+ g_free(name);
+
+}
+
static int tcp_chr_new_client(CharDriverState *chr, QIOChannelSocket *sioc)
{
TCPCharDriver *s = chr->opaque;
@@ -3338,6 +3383,7 @@ static int tcp_chr_add_client(CharDriverState *chr, int fd)
if (!sioc) {
return -1;
}
+ tcp_chr_set_client_ioc_name(chr, sioc);
ret = tcp_chr_new_client(chr, sioc);
object_unref(OBJECT(sioc));
return ret;
@@ -3379,6 +3425,7 @@ static int tcp_chr_wait_connected(CharDriverState *chr, Error **errp)
qio_channel_set_blocking(QIO_CHANNEL(s->listen_ioc), false, NULL);
} else {
sioc = qio_channel_socket_new();
+ tcp_chr_set_client_ioc_name(chr, sioc);
if (qio_channel_socket_connect_sync(sioc, s->addr, errp) < 0) {
object_unref(OBJECT(sioc));
return -1;
@@ -4586,6 +4633,7 @@ static gboolean socket_reconnect_timeout(gpointer opaque)
}
sioc = qio_channel_socket_new();
+ tcp_chr_set_client_ioc_name(chr, sioc);
qio_channel_socket_connect_async(sioc, s->addr,
qemu_chr_socket_connected,
chr, NULL);
@@ -4688,12 +4736,19 @@ static CharDriverState *qmp_chardev_open_socket(const char *id,
if (s->reconnect_time) {
sioc = qio_channel_socket_new();
+ tcp_chr_set_client_ioc_name(chr, sioc);
qio_channel_socket_connect_async(sioc, s->addr,
qemu_chr_socket_connected,
chr, NULL);
} else {
if (s->is_listen) {
+ char *name;
sioc = qio_channel_socket_new();
+
+ name = g_strdup_printf("chardev-tcp-listener-%s", chr->label);
+ qio_channel_set_name(QIO_CHANNEL(sioc), name);
+ g_free(name);
+
if (qio_channel_socket_listen_sync(sioc, s->addr, errp) < 0) {
goto error;
}
@@ -4735,6 +4790,8 @@ static CharDriverState *qmp_chardev_open_udp(const char *id,
ChardevUdp *udp = backend->u.udp.data;
ChardevCommon *common = qapi_ChardevUdp_base(udp);
QIOChannelSocket *sioc = qio_channel_socket_new();
+ char *name;
+ CharDriverState *chr;
if (qio_channel_socket_dgram_sync(sioc,
udp->local, udp->remote,
@@ -4742,7 +4799,13 @@ static CharDriverState *qmp_chardev_open_udp(const char *id,
object_unref(OBJECT(sioc));
return NULL;
}
- return qemu_chr_open_udp(sioc, common, be_opened, errp);
+ chr = qemu_chr_open_udp(sioc, common, be_opened, errp);
+
+ name = g_strdup_printf("chardev-udp-%s", chr->label);
+ qio_channel_set_name(QIO_CHANNEL(sioc), name);
+ g_free(name);
+
+ return chr;
}