Re: Kernel bug: Bad page state: related to generic symlink code and mmap

Al Viro
2005-08-19T19:37:50Z

On Fri, Aug 19, 2005 at 10:16:47PM +0300, Mika Penttilä wrote:
> Just out of curiosity - what protects even local filesystems against
> concurrent truncate and symlink resolving when using the page cache helpers?

How do you get truncate(2) or ftruncate(2) to do something with a symlink?
The former follows links, the latter takes an open file...