On Mar 2, 2011, at 10:24 PM, Al Viro wrote:
> We have an interesting problem. Consider the following sequence
> of syscalls:
> mkdir("foo", 0777);
> mkdir("bar", 0777);
> fd1 = open("foo", O_DIRECTORY);
> fd2 = open("bar", O_DIRECTORY);
> rename("foo", "bar"); /* kill old bar */
I must be missing something. I didn't think you could rename on
top of a directory and have the directory disappear. Don't you get
an error in that case? What happens if bar contains files?
We don't allow: mkdir("bar", 0777); unlink("bar");
Why should this be any different?
-- Ted
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
