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authorZheng Da <zhengda1936@gmail.com>2009-12-06 05:26:23 +0100
committerZheng Da <zhengda1936@gmail.com>2009-12-06 05:26:23 +0100
commit8a6d48c0542876eb3acfc0970c0ab7872db08d5f (patch)
tree496e78bc728317ea779781b92f897d16936ee231 /libdde_linux26/contrib/include/linux/dnotify.h
parentb4bffcfcdf3ab7a55d664e9aa5907f88da503f38 (diff)
check in the original version of dde linux26.
Diffstat (limited to 'libdde_linux26/contrib/include/linux/dnotify.h')
-rw-r--r--libdde_linux26/contrib/include/linux/dnotify.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/dnotify.h b/libdde_linux26/contrib/include/linux/dnotify.h
new file mode 100644
index 00000000..102a902b
--- /dev/null
+++ b/libdde_linux26/contrib/include/linux/dnotify.h
@@ -0,0 +1,62 @@
+#ifndef _LINUX_DNOTIFY_H
+#define _LINUX_DNOTIFY_H
+/*
+ * Directory notification for Linux
+ *
+ * Copyright (C) 2000,2002 Stephen Rothwell
+ */
+
+#include <linux/fs.h>
+
+struct dnotify_struct {
+ struct dnotify_struct * dn_next;
+ unsigned long dn_mask;
+ int dn_fd;
+ struct file * dn_filp;
+ fl_owner_t dn_owner;
+};
+
+#ifdef __KERNEL__
+
+
+#ifdef CONFIG_DNOTIFY
+
+extern void __inode_dir_notify(struct inode *, unsigned long);
+extern void dnotify_flush(struct file *, fl_owner_t);
+extern int fcntl_dirnotify(int, struct file *, unsigned long);
+extern void dnotify_parent(struct dentry *, unsigned long);
+
+static inline void inode_dir_notify(struct inode *inode, unsigned long event)
+{
+ if (inode->i_dnotify_mask & (event))
+ __inode_dir_notify(inode, event);
+}
+
+#else
+
+static inline void __inode_dir_notify(struct inode *inode, unsigned long event)
+{
+}
+
+static inline void dnotify_flush(struct file *filp, fl_owner_t id)
+{
+}
+
+static inline int fcntl_dirnotify(int fd, struct file *filp, unsigned long arg)
+{
+ return -EINVAL;
+}
+
+static inline void dnotify_parent(struct dentry *dentry, unsigned long event)
+{
+}
+
+static inline void inode_dir_notify(struct inode *inode, unsigned long event)
+{
+}
+
+#endif /* CONFIG_DNOTIFY */
+
+#endif /* __KERNEL __ */
+
+#endif /* _LINUX_DNOTIFY_H */