Re: High Performance I/O stuff (more)

Alan Cox (alan@lxorguk.ukuu.org.uk)
Wed, 15 Sep 1999 14:04:44 +0100 (BST)

> The one drawback that I see to this is that it can only really handle
> aio_{read,write}() and {read,write}()/fcntl(). Any other events such as
> thread/child deaths cannot really be worked into this scheme unless you
> could set the signal they deliver on termination.

Thread death signals are configurable

> If you really wanted to, you could have signals delivered for the ability
> to read/write to a file descriptor and then you would have Gaurav's model.

That is basically what SIGIO is. Stephen has patches (older rev in 2.3.18ac)
that pass band information (pollin,pollout) and the fd in the siginfo

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