Add pidfile creation for lttng-sessiond

[lttng-tools.git] / src / bin / lttng-sessiond / kernel.c

diff --git a/src/bin/lttng-sessiond/kernel.c b/src/bin/lttng-sessiond/kernel.c
index d52d9aa62f4e997b327fe2d1ec336ed5414392f8..3471fd940dc7f390f44d863fdd5447181360334a 100644 (file)
--- a/src/bin/lttng-sessiond/kernel.c
+++ b/src/bin/lttng-sessiond/kernel.c
@@ -66,35 +66,6 @@ error:
        return ret;
 }
 
-/*
- * Add context on a kernel event.
- */
-int kernel_add_event_context(struct ltt_kernel_event *event,
-               struct lttng_kernel_context *ctx)
-{
-       int ret;
-
-       DBG("Adding context to event %s", event->event->name);
-       ret = kernctl_add_context(event->fd, ctx);
-       if (ret < 0) {
-               PERROR("add context ioctl");
-               goto error;
-       }
-
-       event->ctx = zmalloc(sizeof(struct lttng_kernel_context));
-       if (event->ctx == NULL) {
-               PERROR("zmalloc event context");
-               goto error;
-       }
-
-       memcpy(event->ctx, ctx, sizeof(struct lttng_kernel_context));
-
-       return 0;
-
-error:
-       return ret;
-}
-
 /*
  * Create a new kernel session, register it to the kernel tracer and add it to
  * the session daemon session.
@@ -125,6 +96,7 @@ int kernel_create_session(struct ltt_session *session, int tracer_fd)
                PERROR("fcntl session fd");
        }
 
+       lks->id = session->id;
        lks->consumer_fds_sent = 0;
        session->kernel_session = lks;
 
@@ -307,7 +279,7 @@ int kernel_enable_event(struct ltt_kernel_event *event)
        if (ret < 0) {
                switch (errno) {
                case EEXIST:
-                       ret = LTTCOMM_KERN_EVENT_EXIST;
+                       ret = LTTNG_ERR_KERN_EVENT_EXIST;
                        break;
                default:
                        PERROR("enable kernel event");
@@ -336,7 +308,7 @@ int kernel_disable_event(struct ltt_kernel_event *event)
        if (ret < 0) {
                switch (errno) {
                case EEXIST:
-                       ret = LTTCOMM_KERN_EVENT_EXIST;
+                       ret = LTTNG_ERR_KERN_EVENT_EXIST;
                        break;
                default:
                        PERROR("disable kernel event");
@@ -584,7 +556,6 @@ ssize_t kernel_list_events(int tracer_fd, struct lttng_event **events)
        int fd, pos, ret;
        char *event;
        size_t nbmem, count = 0;
-       ssize_t size;
        FILE *fp;
        struct lttng_event *elist;
 
@@ -612,7 +583,7 @@ ssize_t kernel_list_events(int tracer_fd, struct lttng_event **events)
                goto end;
        }
 
-       while ((size = fscanf(fp, "event { name = %m[^;]; };%n\n", &event, &pos)) == 1) {
+       while (fscanf(fp, "event { name = %m[^;]; };%n\n", &event, &pos) == 1) {
                if (count >= nbmem) {
                        struct lttng_event *new_elist;