Messages in this thread | | | Date | Fri, 28 Jul 2006 12:01:28 -0700 | From | Zach Brown <> | Subject | Re: [RFC 1/4] kevent: core files. |
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> Things were like that at one point in time, but file descriptors turn out > to introduce a huge gaping security hole with SUID programs. The problem > is that any event context is closely tied to the address space of the > thread issuing the syscalls, and file descriptors do not have this close > binding.
Can you go into that hole in more detail?
> Except that you're not usually pulling a full ring worth of events at a > time, more often just one.
OK, but then to wait for it you were already sleeping in the kernel, right?
Clearly we should port httpd to kevents and take some measurements :)
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