Re: [PATCH 0/1] RFC: poll/select performance on datagram sockets

[David Miller]

From: Jesper Juhl <jj@xxxxxxxxxxxxx>
Date: Fri, 29 Oct 2010 22:20:12 +0200 (CEST)

> Sorry to intrude out of the blue without really understanding the kernel 
> side of most of the code in question, but if there's a performance 
> regression for applications using poll() shouldn't we address that so we 
> get back to the prior performance level rather than requireing all 
> userspace apps to switch to epoll() ??

For such a pathological program like Alban's test case, I say
absolutely not.
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