kerner-ctl: add RING_RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK

[lttng-tools.git] / src / common / kernel-ctl / kernel-ioctl.h

diff --git a/src/common/kernel-ctl/kernel-ioctl.h b/src/common/kernel-ctl/kernel-ioctl.h
index 8d39abbe38ec882a3c691e07172511a2ff204b27..8a36f6352a654e54022763a71629704ac4a9f7cd 100644 (file)
--- a/src/common/kernel-ctl/kernel-ioctl.h
+++ b/src/common/kernel-ctl/kernel-ioctl.h
@@ -64,6 +64,7 @@
  * so it can be read again.
  */
 #define RING_BUFFER_METADATA_CACHE_DUMP        _IO(0xF6, 0x10)
+#define RING_RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK _IOR(0xF6, 0x12, uint32_t)
 
 /* returns the timestamp begin of the current sub-buffer */
 #define LTTNG_RING_BUFFER_GET_TIMESTAMP_BEGIN     _IOR(0xF6, 0x20, uint64_t)