Re: [PATCH] thread wakeup fix for 2.4.0-test7

From: Dan Kegel (
Date: Tue Aug 29 2000 - 00:35:55 EST

Linus wrote:
> My claim is that a user program that does a close() on a file that is in
> use is inherently racy. Is that so hard to understand?

Unfortunately, Java programs do this a lot, as it's the
only reliable way to break a thread out of a blocking I/O call

> Just don't close a file descriptor while it is in use. It's that simple.
> (I'm also claiming that Linux will give the most reasonable possible
> semantics for the case where you _do_ close the file desciptor when it
> is in use. I still claim that you shouldn't do it.)

I'll forward your note to the folks in JSR-51 (Sun's "new I/O for Java"
group), fwiw.
- Dan
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