1 files changed, 66 insertions, 0 deletions
diff --git a/include/trace/fs.h b/include/trace/fs.h
new file mode 100644
index 00000000000..efe7e477dc1
--- /dev/null
+++ b/include/trace/fs.h
@@ -0,0 +1,66 @@
+#ifndef _TRACE_FS_H
+#define _TRACE_FS_H
+
+#include <linux/buffer_head.h>
+#include <linux/time.h>
+#include <linux/tracepoint.h>
+
+DECLARE_TRACE(fs_buffer_wait_start,
+	TP_PROTO(struct buffer_head *bh),
+	TP_ARGS(bh));
+DECLARE_TRACE(fs_buffer_wait_end,
+	TP_PROTO(struct buffer_head *bh),
+	TP_ARGS(bh));
+DECLARE_TRACE(fs_exec,
+	TP_PROTO(const char *filename),
+	TP_ARGS(filename));
+DECLARE_TRACE(fs_ioctl,
+	TP_PROTO(unsigned int fd, unsigned int cmd, unsigned long arg),
+	TP_ARGS(fd, cmd, arg));
+DECLARE_TRACE(fs_open,
+	TP_PROTO(int fd, char *filename),
+	TP_ARGS(fd, filename));
+DECLARE_TRACE(fs_close,
+	TP_PROTO(unsigned int fd),
+	TP_ARGS(fd));
+DECLARE_TRACE(fs_lseek,
+	TP_PROTO(unsigned int fd, long offset, unsigned int origin),
+	TP_ARGS(fd, offset, origin));
+DECLARE_TRACE(fs_llseek,
+	TP_PROTO(unsigned int fd, loff_t offset, unsigned int origin),
+	TP_ARGS(fd, offset, origin));
+
+/*
+ * Probes must be aware that __user * may be modified by concurrent userspace
+ * or kernel threads.
+ */
+DECLARE_TRACE(fs_read,
+	TP_PROTO(unsigned int fd, char __user *buf, size_t count, ssize_t ret),
+	TP_ARGS(fd, buf, count, ret));
+DECLARE_TRACE(fs_write,
+	TP_PROTO(unsigned int fd, const char __user *buf, size_t count,
+		ssize_t ret),
+	TP_ARGS(fd, buf, count, ret));
+DECLARE_TRACE(fs_pread64,
+	TP_PROTO(unsigned int fd, char __user *buf, size_t count, loff_t pos,
+		ssize_t ret),
+	TP_ARGS(fd, buf, count, pos, ret));
+DECLARE_TRACE(fs_pwrite64,
+	TP_PROTO(unsigned int fd, const char __user *buf, size_t count,
+		loff_t pos, ssize_t ret),
+	TP_ARGS(fd, buf, count, pos, ret));
+DECLARE_TRACE(fs_readv,
+	TP_PROTO(unsigned long fd, const struct iovec __user *vec,
+		unsigned long vlen, ssize_t ret),
+	TP_ARGS(fd, vec, vlen, ret));
+DECLARE_TRACE(fs_writev,
+	TP_PROTO(unsigned long fd, const struct iovec __user *vec,
+		unsigned long vlen, ssize_t ret),
+	TP_ARGS(fd, vec, vlen, ret));
+DECLARE_TRACE(fs_select,
+	TP_PROTO(int fd, struct timespec *end_time),
+	TP_ARGS(fd, end_time));
+DECLARE_TRACE(fs_poll,
+	TP_PROTO(int fd),
+	TP_ARGS(fd));
+#endif