Remove unused UST channel code

[lttng-tools.git] / lttng-sessiond / channel.c

diff --git a/lttng-sessiond/channel.c b/lttng-sessiond/channel.c
index fb46b4ad6db91fdce417d9f4a9fc185b9e909c2c..146807cb21ccedc491734cc3572099e844f47c95 100644 (file)
--- a/lttng-sessiond/channel.c
+++ b/lttng-sessiond/channel.c
@@ -75,37 +75,6 @@ error_alloc:
        return NULL;
 }
 
-/*
- * Copy two ltt ust channel. Dst and src must be already allocated.
- */
-int channel_ust_copy(struct ltt_ust_channel *dst,
-               struct ltt_ust_channel *src)
-{
-       //struct ltt_ust_event *uevent, *new_uevent;
-
-       memcpy(dst, src, sizeof(struct ltt_ust_channel));
-       dst->events = hashtable_new_str(0);
-
-       /*
-       cds_list_for_each_entry(uevent, &src->events.head, list) {
-               new_uevent = zmalloc(sizeof(struct ltt_ust_event));
-               if (new_uevent == NULL) {
-                       perror("zmalloc ltt_ust_event");
-                       goto error;
-               }
-
-               memcpy(new_uevent, uevent, sizeof(struct ltt_ust_event));
-               cds_list_add(&new_uevent->list, &dst->events.head);
-               dst->events.count++;
-       }
-       */
-
-       return 0;
-
-//error:
-//     return -1;
-}
-
 /*
  * Disable kernel channel of the kernel session.
  */
@@ -195,115 +164,3 @@ error:
        free(defattr);
        return ret;
 }
-
-/*
- * Create UST channel and enable it on the tracer.
- */
-int channel_ust_create(struct ltt_ust_session *usess,
-               struct lttng_channel *attr)
-{
-       int ret;
-       struct ltt_ust_channel *uchan;
-       //struct lttng_ust_channel_attr uattr;
-       //struct object_data *obj;
-
-       uchan = trace_ust_find_channel_by_name(usess->domain_global.channels,
-                       attr->name);
-       if (uchan == NULL) {
-               uchan = trace_ust_create_channel(attr, usess->pathname);
-               if (uchan == NULL) {
-                       ret = LTTCOMM_UST_CHAN_FAIL;
-                       goto error;
-               }
-               rcu_read_lock();
-               hashtable_add_unique(usess->domain_global.channels, &uchan->node);
-               rcu_read_unlock();
-       } else {
-               ret = LTTCOMM_UST_CHAN_EXIST;
-               goto error;
-       }
-
-       /* TODO: NOTIFY ust application to update */
-       /*
-       ret = ustctl_create_channel(sock, usession->handle, &uattr, &obj);
-       if (ret < 0) {
-               ret = LTTCOMM_UST_CHAN_FAIL;
-               goto error;
-       }
-       */
-
-       /*
-       uchan->attr.overwrite = uattr.overwrite;
-       uchan->attr.subbuf_size = uattr.subbuf_size;
-       uchan->attr.num_subbuf = uattr.num_subbuf;
-       uchan->attr.switch_timer_interval = uattr.switch_timer_interval;
-       uchan->attr.read_timer_interval = uattr.read_timer_interval;
-       uchan->attr.output = uattr.output;
-       uchan->handle = obj->handle;
-       uchan->attr.shm_fd = obj->shm_fd;
-       uchan->attr.wait_fd = obj->wait_fd;
-       uchan->attr.memory_map_size = obj->memory_map_size;
-       uchan->obj = obj;
-       */
-
-       /* Add channel to session */
-       //rcu_read_lock();
-       //cds_list_add(&uchan->list, &usession->channels.head);
-       //usession->channels.count++;
-       //rcu_read_unlock();
-
-       //DBG2("Channel %s UST create successfully for sock:%d", uchan->name, sock);
-
-       ret = LTTCOMM_OK;
-
-error:
-       return ret;
-}
-
-/*
- * Enable UST channel on the tracer.
- */
-int channel_ust_enable(struct ltt_ust_session *usession,
-               struct ltt_ust_channel *uchan, int sock)
-{
-       int ret = LTTCOMM_OK;
-#ifdef DISABLE
-       struct object_data obj;
-
-       obj.shm_fd = uchan->attr.shm_fd;
-       obj.wait_fd = uchan->attr.wait_fd;
-       obj.memory_map_size = uchan->attr.memory_map_size;
-       ret = ustctl_enable(sock, &obj);
-       if (ret < 0) {
-               ret = LTTCOMM_UST_CHAN_FAIL;
-               goto end;
-       }
-       ret = LTTCOMM_OK;
-end:
-#endif
-       return ret;
-}
-
-/*
- * Disable UST channel on the tracer.
- */
-int channel_ust_disable(struct ltt_ust_session *usession,
-               struct ltt_ust_channel *uchan, int sock)
-{
-       int ret = LTTCOMM_OK;
-#ifdef DISABLE
-       struct object_data obj;
-
-       obj.shm_fd = uchan->attr.shm_fd;
-       obj.wait_fd = uchan->attr.wait_fd;
-       obj.memory_map_size = uchan->attr.memory_map_size;
-       ret = ustctl_disable(sock, &obj);
-       if (ret < 0) {
-               ret = LTTCOMM_UST_CHAN_FAIL;
-               goto end;
-       }
-       ret = LTTCOMM_OK;
-end:
-#endif
-       return ret;
-}