Change licensing

[lttng-tools.git] / include / lttng-share.h

diff --git a/include/lttng-share.h b/include/lttng-share.h
index d6bb0532a234d670d39cbf751777bb0736dd5793..7f82cf6a59caf226b8a12ef3313894c74747e250 100644 (file)
--- a/include/lttng-share.h
+++ b/include/lttng-share.h
@@ -3,8 +3,8 @@
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
+ * as published by the Free Software Foundation; only version 2
+ * of the License.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -30,12 +30,20 @@ typedef __s64 s64;
 #define LTTNG_RUNDIR        "/var/run/lttng"
 
 /* Default channel attributes */
-#define DEFAULT_CHANNEL_NAME                 "channel0"
-#define DEFAULT_CHANNEL_OVERWRITE            0
-#define DEFAULT_CHANNEL_SUBBUF_SIZE          4096    /* bytes */
-#define DEFAULT_CHANNEL_SUBBUF_NUM           8       /* Must always be a power of 2 */
-#define DEFAULT_CHANNEL_SWITCH_TIMER         0       /* usec */
-#define DEFAULT_CHANNEL_READ_TIMER           200     /* usec */
+#define DEFAULT_CHANNEL_NAME                "channel0"
+#define DEFAULT_CHANNEL_OVERWRITE           0       /* usec */
+/* DEFAULT_CHANNEL_SUBBUF_SIZE must always be a power of 2 */
+#define DEFAULT_CHANNEL_SUBBUF_SIZE         4096    /* bytes */
+/* DEFAULT_CHANNEL_SUBBUF_NUM must always be a power of 2 */
+#define DEFAULT_CHANNEL_SUBBUF_NUM          8
+#define DEFAULT_CHANNEL_SWITCH_TIMER        0       /* usec */
+#define DEFAULT_CHANNEL_READ_TIMER          200     /* usec */
+/* See lttng-kernel.h enum lttng_kernel_output for channel output */
+#define DEFAULT_KERNEL_CHANNEL_OUTPUT       LTTNG_EVENT_SPLICE
+
+/* == NOT IMPLEMENTED ==
+#define DEFAULT_UST_CHANNEL_OUTPUT          LTTNG_UST_MMAP
+*/
 
 /*
  * lttng user-space instrumentation type