807 					int (*open)(struct inode *, struct file *),  in __dentry_open()
836 	if (!open && f->f_op)  in __dentry_open()
837 		open = f->f_op->open;  in __dentry_open()
838 	if (open) {  in __dentry_open()
839 		error = open(inode, f);  in __dentry_open()
905 		int (*open)(struct inode *, struct file *))  in lookup_instantiate_filp()
909 	if (IS_ERR(nd->intent.open.file))  in lookup_instantiate_filp()
913 	nd->intent.open.file = __dentry_open(dget(dentry), mntget(nd->path.mnt),  in lookup_instantiate_filp()
914 					     nd->intent.open.flags - 1,  in lookup_instantiate_filp()
915 					     nd->intent.open.file,  in lookup_instantiate_filp()
916 					     open, cred);  in lookup_instantiate_filp()
918 	return nd->intent.open.file;  in lookup_instantiate_filp()
921 	nd->intent.open.file = (struct file *)dentry;  in lookup_instantiate_filp()
939 	filp = nd->intent.open.file;  in nameidata_to_filp()
1049 SYSCALL_DEFINE3(open, const char __user *, filename, int, flags, int, mode)  in SYSCALL_DEFINE3()  argument