check in the original version of dde linux26.

1 files changed, 44 insertions, 0 deletions

diff --git a/libdde_linux26/contrib/include/linux/file.h b/libdde_linux26/contrib/include/linux/file.h
new file mode 100644
index 00000000..335a0a5c
--- /dev/null
+++ b/libdde_linux26/contrib/include/linux/file.h
@@ -0,0 +1,44 @@
+/*
+ * Wrapper functions for accessing the file_struct fd array.
+ */
+
+#ifndef __LINUX_FILE_H
+#define __LINUX_FILE_H
+
+#include <linux/compiler.h>
+#include <linux/types.h>
+#include <linux/posix_types.h>
+
+struct file;
+
+extern void __fput(struct file *);
+extern void fput(struct file *);
+extern void drop_file_write_access(struct file *file);
+
+struct file_operations;
+struct vfsmount;
+struct dentry;
+extern int init_file(struct file *, struct vfsmount *mnt,
+		struct dentry *dentry, fmode_t mode,
+		const struct file_operations *fop);
+extern struct file *alloc_file(struct vfsmount *, struct dentry *dentry,
+		fmode_t mode, const struct file_operations *fop);
+
+static inline void fput_light(struct file *file, int fput_needed)
+{
+	if (unlikely(fput_needed))
+		fput(file);
+}
+
+extern struct file *fget(unsigned int fd);
+extern struct file *fget_light(unsigned int fd, int *fput_needed);
+extern void set_close_on_exec(unsigned int fd, int flag);
+extern void put_filp(struct file *);
+extern int alloc_fd(unsigned start, unsigned flags);
+extern int get_unused_fd(void);
+#define get_unused_fd_flags(flags) alloc_fd(0, (flags))
+extern void put_unused_fd(unsigned int fd);
+
+extern void fd_install(unsigned int fd, struct file *file);
+
+#endif /* __LINUX_FILE_H */