Re: [PATCH RFC v3 0/7] epoll: Introduce new syscalls, epoll_ctl_batch and epoll_pwait1

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On Sun, 02/15 15:00, Jonathan Corbet wrote:
> On Fri, 13 Feb 2015 17:03:56 +0800
> Fam Zheng <famz@xxxxxxxxxx> wrote:
> 
> > SYNOPSIS
> > 
> >        #include <sys/epoll.h>
> > 
> >        int epoll_pwait1(int epfd, int flags,
> >                         struct epoll_event *events,
> >                         int maxevents,
> >                         struct epoll_wait_params *params);
> 
> Quick, possibly dumb question: might it make sense to also pass in 
> sizeof(struct epoll_wait_params)?  That way, when somebody wants to add
> another parameter in the future, the kernel can tell which version is in
> use and they won't have to do an epoll_pwait2()?
> 

Flags can be used for that, if the change is not radically different.

Fam
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