fs, notify: add procfs fdinfo helper

[karo-tx-linux.git] / fs / notify / fdinfo.h

diff --git a/fs/notify/fdinfo.h b/fs/notify/fdinfo.h
new file mode 100644 (file)
index 0000000..556afda
--- /dev/null
+++ b/fs/notify/fdinfo.h
@@ -0,0 +1,27 @@
+#ifndef __FSNOTIFY_FDINFO_H__
+#define __FSNOTIFY_FDINFO_H__
+
+#include <linux/errno.h>
+#include <linux/proc_fs.h>
+
+struct seq_file;
+struct file;
+
+#ifdef CONFIG_PROC_FS
+
+#ifdef CONFIG_INOTIFY_USER
+extern int inotify_show_fdinfo(struct seq_file *m, struct file *f);
+#endif
+
+#ifdef CONFIG_FANOTIFY
+extern int fanotify_show_fdinfo(struct seq_file *m, struct file *f);
+#endif
+
+#else /* CONFIG_PROC_FS */
+
+#define inotify_show_fdinfo    NULL
+#define fanotify_show_fdinfo   NULL
+
+#endif /* CONFIG_PROC_FS */
+
+#endif /* __FSNOTIFY_FDINFO_H__ */