diff options
Diffstat (limited to 'kernel/include/linux/tracefs.h')
| -rw-r--r-- | kernel/include/linux/tracefs.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/kernel/include/linux/tracefs.h b/kernel/include/linux/tracefs.h new file mode 100644 index 000000000..5b727a17b --- /dev/null +++ b/kernel/include/linux/tracefs.h @@ -0,0 +1,45 @@ +/* + * tracefs.h - a pseudo file system for activating tracing + * + * Based on debugfs by: 2004 Greg Kroah-Hartman <greg@kroah.com> + * + * Copyright (C) 2014 Red Hat Inc, author: Steven Rostedt <srostedt@redhat.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version + * 2 as published by the Free Software Foundation. + * + * tracefs is the file system that is used by the tracing infrastructure. + * + */ + +#ifndef _TRACEFS_H_ +#define _TRACEFS_H_ + +#include <linux/fs.h> +#include <linux/seq_file.h> + +#include <linux/types.h> + +struct file_operations; + +#ifdef CONFIG_TRACING + +struct dentry *tracefs_create_file(const char *name, umode_t mode, + struct dentry *parent, void *data, + const struct file_operations *fops); + +struct dentry *tracefs_create_dir(const char *name, struct dentry *parent); + +void tracefs_remove(struct dentry *dentry); +void tracefs_remove_recursive(struct dentry *dentry); + +struct dentry *tracefs_create_instance_dir(const char *name, struct dentry *parent, + int (*mkdir)(const char *name), + int (*rmdir)(const char *name)); + +bool tracefs_initialized(void); + +#endif /* CONFIG_TRACING */ + +#endif |