Re: [PATCH] epoll: restrict EPOLLEXCLUSIVE to POLLIN and POLLOUT

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On Thu, 04 Feb 2016 23:44:05 +0200 Madars Vitolins <m@xxxxxxxxxxx> wrote:

> Hi Jason,
> 
> 
> Just run off the original tests with this patch (eventpoll.c from 
> 4.5-rc2 + patch bellow). Got the same good results, no regression.
> 
> $ time ./bankcl
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 1359856158.04 USD
> Account balance is: 101528948.40 USD
> 
> real	0m41.826s
> user	0m29.513s
> sys	0m6.490s
> 
> 
> Test case: 
> https://mvitolin.wordpress.com/2015/12/05/endurox-testing-epollexclusive-flag/
> 
> PS,
> 
> Original cases 0m24.953s vs 0m41.826s now probably is related with my pc 
> setup. As I just now re-run test with original patch, got the same ~41 
> sec.
> 
> So I am fine with this patch!
> 

Thanks, I shall add your Tested-by:

One thing we're sorely missing is an epoll test suite, in
tools/testing/selftests.  If anyone has anything which we can use to
kick things off, please hand it over ;)
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