X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=lib%2Fringbuffer%2Fring_buffer_vfs.c;h=97be835655a8c0f665526f8471aa1030e140b561;hb=a2b0231a9ae996cc69e48d75c338ad7d081a0f85;hp=f15b974be0e48c2a95fd77ddfe39647e93382b0b;hpb=5e3912524c2841304e38f962dd8d4cfc6150909e;p=lttng-modules.git

diff --git a/lib/ringbuffer/ring_buffer_vfs.c b/lib/ringbuffer/ring_buffer_vfs.c
index f15b974b..97be8356 100644
--- a/lib/ringbuffer/ring_buffer_vfs.c
+++ b/lib/ringbuffer/ring_buffer_vfs.c
@@ -24,10 +24,11 @@
 #include <linux/fs.h>
 #include <linux/compat.h>
 
-#include "../../wrapper/ringbuffer/backend.h"
-#include "../../wrapper/ringbuffer/frontend.h"
-#include "../../wrapper/ringbuffer/vfs.h"
-#include "../../wrapper/poll.h"
+#include <wrapper/ringbuffer/backend.h>
+#include <wrapper/ringbuffer/frontend.h>
+#include <wrapper/ringbuffer/vfs.h>
+#include <wrapper/poll.h>
+#include <lttng-tracer.h>
 
 static int put_ulong(unsigned long val, unsigned long arg)
 {
@@ -41,6 +42,10 @@ static int compat_put_ulong(compat_ulong_t val, unsigned long arg)
 }
 #endif
 
+/*
+ * This is not used by anonymous file descriptors. This code is left
+ * there if we ever want to implement an inode with open() operation.
+ */
 int lib_ring_buffer_open(struct inode *inode, struct file *file,
 		struct lib_ring_buffer *buf)
 {
@@ -188,6 +193,9 @@ long lib_ring_buffer_ioctl(struct file *filp, unsigned int cmd,
 	case RING_BUFFER_SNAPSHOT:
 		return lib_ring_buffer_snapshot(buf, &buf->cons_snapshot,
 					    &buf->prod_snapshot);
+	case RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS:
+		return lib_ring_buffer_snapshot_sample_positions(buf,
+				&buf->cons_snapshot, &buf->prod_snapshot);
 	case RING_BUFFER_SNAPSHOT_GET_CONSUMED:
 		return put_ulong(buf->cons_snapshot, arg);
 	case RING_BUFFER_SNAPSHOT_GET_PRODUCED:
@@ -265,6 +273,9 @@ long lib_ring_buffer_ioctl(struct file *filp, unsigned int cmd,
 	case RING_BUFFER_FLUSH:
 		lib_ring_buffer_switch_remote(buf);
 		return 0;
+	case RING_BUFFER_FLUSH_EMPTY:
+		lib_ring_buffer_switch_remote_empty(buf);
+		return 0;
 	default:
 		return -ENOIOCTLCMD;
 	}
@@ -317,6 +328,9 @@ long lib_ring_buffer_compat_ioctl(struct file *filp, unsigned int cmd,
 	case RING_BUFFER_COMPAT_SNAPSHOT:
 		return lib_ring_buffer_snapshot(buf, &buf->cons_snapshot,
 						&buf->prod_snapshot);
+	case RING_BUFFER_COMPAT_SNAPSHOT_SAMPLE_POSITIONS:
+		return lib_ring_buffer_snapshot_sample_positions(buf,
+				&buf->cons_snapshot, &buf->prod_snapshot);
 	case RING_BUFFER_COMPAT_SNAPSHOT_GET_CONSUMED:
 		return compat_put_ulong(buf->cons_snapshot, arg);
 	case RING_BUFFER_COMPAT_SNAPSHOT_GET_PRODUCED:
@@ -410,6 +424,9 @@ long lib_ring_buffer_compat_ioctl(struct file *filp, unsigned int cmd,
 	case RING_BUFFER_COMPAT_FLUSH:
 		lib_ring_buffer_switch_remote(buf);
 		return 0;
+	case RING_BUFFER_COMPAT_FLUSH_EMPTY:
+		lib_ring_buffer_switch_remote_empty(buf);
+		return 0;
 	default:
 		return -ENOIOCTLCMD;
 	}
@@ -444,3 +461,7 @@ EXPORT_SYMBOL_GPL(lib_ring_buffer_file_operations);
 MODULE_LICENSE("GPL and additional rights");
 MODULE_AUTHOR("Mathieu Desnoyers");
 MODULE_DESCRIPTION("Ring Buffer Library VFS");
+MODULE_VERSION(__stringify(LTTNG_MODULES_MAJOR_VERSION) "."
+	__stringify(LTTNG_MODULES_MINOR_VERSION) "."
+	__stringify(LTTNG_MODULES_PATCHLEVEL_VERSION)
+	LTTNG_MODULES_EXTRAVERSION);