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Fix: Handle empty daemon configuration file lines
[lttng-tools.git]
/
src
/
bin
/
lttng-sessiond
/
ust-app.c
diff --git
a/src/bin/lttng-sessiond/ust-app.c
b/src/bin/lttng-sessiond/ust-app.c
index c2d20747a6e15b76fd6ae48d68bc0130b003b4dc..891d75f7c000b287a5707e702ef04a972f398ac3 100644
(file)
--- a/
src/bin/lttng-sessiond/ust-app.c
+++ b/
src/bin/lttng-sessiond/ust-app.c
@@
-16,6
+16,7
@@
*/
#define _GNU_SOURCE
*/
#define _GNU_SOURCE
+#define _LGPL_SOURCE
#include <errno.h>
#include <inttypes.h>
#include <pthread.h>
#include <errno.h>
#include <inttypes.h>
#include <pthread.h>
@@
-1968,6
+1969,7
@@
no_match:
/*
* Lookup for an ust app context from an lttng_ust_context.
*
/*
* Lookup for an ust app context from an lttng_ust_context.
*
+ * Must be called while holding RCU read side lock.
* Return an ust_app_ctx object or NULL on error.
*/
static
* Return an ust_app_ctx object or NULL on error.
*/
static
@@
-5150,10
+5152,12
@@
unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess)
cds_list_for_each_entry(reg, &usess->buffer_reg_uid_list, lnode) {
struct buffer_reg_channel *reg_chan;
cds_list_for_each_entry(reg, &usess->buffer_reg_uid_list, lnode) {
struct buffer_reg_channel *reg_chan;
+ rcu_read_lock();
cds_lfht_for_each_entry(reg->registry->channels->ht, &iter.iter,
reg_chan, node.node) {
ret += reg_chan->stream_count;
}
cds_lfht_for_each_entry(reg->registry->channels->ht, &iter.iter,
reg_chan, node.node) {
ret += reg_chan->stream_count;
}
+ rcu_read_unlock();
}
break;
}
}
break;
}
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