Re: PROBLEM: epoll_wait() returns wrong events for EOF with EPOLLOUT

On Fri, 14 Jul 2006, Michael Lindner wrote:

	Also a minor issue - epoll_ctl doesn't check if the fd in events.data.fd
	is the same as the fd that's been passed in as argument 3. If they differ
	(due to programmer error), epoll_wait will return an event with the
	incorrect events.data.fd specified to epoll_ctl().

This is expected behavior. events.data is a union. It is not possible or desireable to test data.fd in epoll_ctl() because it would break /many/ users of epoll who use the 32 or 64 bit unsigned field or pointer instead of fd.

Thanks,
Chase
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    • From: Michael Lindner <[email protected]>

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