Messages in this thread | | | Date | Mon, 16 Feb 2015 09:02:24 +0800 | From | Fam Zheng <> | Subject | 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@redhat.com> 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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