Al Viro wrote:
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...
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Yes that is right, there is no way to invalidate the symlink inode
mapping page(s) from user space.
--Mika
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