> On Aug 25, 2014, at 1:33 PM, Jason Gunthorpe
> <jguntho...@obsidianresearch.com> wrote:
>
>>>> + timer_fd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK |
>>>> TFD_CLOEXEC);
>>>> + if (-1 == timer_fd) {
>>>> + print_err("Couldn't create timer\n");
>>>> + return timer_fd;
>>>> + }
>>>
>>> The use of timerfd will impact the minimum OS version, have you
>>> checked this is OK? Does RHEL5 still work?
>
>> It was added in linux v2.6.25. I think that an API that's more than
>> 6.5 years old is valid.
>
> RHEL5 is using 2.6.18 as their base kernel. You should at least
> consult with the OFED people to determine if this is a problem for
> them.
Please don't. This code should not be changed for something as ancient as
rhel5.
Sent from my iPad
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