X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fsyscall.c;h=7b9227b86912f8a80628167fdc2908df2eb6ccf4;hp=b4f2e1eca92f2fb726aa774f8bc94f384bc2f000;hb=0c82ac624169ec9ec062f395e55abfe992d0fd91;hpb=1f47715a589b81c62de8fd49a342bf4cf4be770a

diff --git a/src/bin/lttng-sessiond/syscall.c b/src/bin/lttng-sessiond/syscall.c
index b4f2e1eca..7b9227b86 100644
--- a/src/bin/lttng-sessiond/syscall.c
+++ b/src/bin/lttng-sessiond/syscall.c
@@ -15,7 +15,7 @@
  * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#define _GNU_SOURCE
+#define _LGPL_SOURCE
 #include <common/bitfield.h>
 #include <common/common.h>
 #include <common/kernel-ctl/kernel-ctl.h>
@@ -72,7 +72,7 @@ int syscall_init_table(void)
 	}
 
 	while (fscanf(fp,
-				"syscall { index = %lu; \
+				"syscall { index = %zu; \
 				name = %" XSTR(SYSCALL_NAME_LEN) "[^;]; \
 				bitness = %u; };\n",
 				&index, name, &bitness) == 3) {
@@ -404,11 +404,15 @@ ssize_t syscall_list_channel(struct ltt_kernel_channel *kchan,
 			events = new_events;
 		}
 
+		rcu_read_lock();
 		ksyscall = lookup_syscall(syscalls_ht, syscall_table[i].name);
 		if (ksyscall) {
 			update_event_syscall_bitness(events, i, ksyscall->index);
+			rcu_read_unlock();
 			continue;
 		}
+		ksyscall = NULL;
+		rcu_read_unlock();
 
 		ret = add_syscall_to_ht(syscalls_ht, i, count);
 		if (ret < 0) {
@@ -419,7 +423,7 @@ ssize_t syscall_list_channel(struct ltt_kernel_channel *kchan,
 		strncpy(events[count].name, syscall_table[i].name,
 				sizeof(events[count].name));
 		events[count].enabled = 1;
-		events[count].type = LTTNG_KERNEL_SYSCALL;
+		events[count].type = LTTNG_EVENT_SYSCALL;
 		count++;
 	}
 
@@ -428,7 +432,10 @@ ssize_t syscall_list_channel(struct ltt_kernel_channel *kchan,
 	return count;
 
 error:
+	rcu_read_lock();
 	destroy_syscall_ht(syscalls_ht);
+	rcu_read_unlock();
+
 	free(events);
 	return ret;
 }