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Date: Tue, 15 Oct 2002 14:59:45 -0400
From: Shailabh Nagar <nagar@watson.ibm.com>
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To: Benjamin LaHaise <bcrl@redhat.com>
Cc: Davide Libenzi <davidel@xmailserver.org>,
       linux-kernel <linux-kernel@vger.kernel.org>,
       linux-aio <linux-aio@kvack.org>, Andrew Morton <akpm@digeo.com>,
       David Miller <davem@redhat.com>,
       Linus Torvalds <torvalds@transmeta.com>,
       Stephen Tweedie <sct@redhat.com>
Subject: Re: [PATCH] async poll for 2.5
References: <3DAC5C11.4060507@watson.ibm.com> <Pine.LNX.4.44.0210151156420.1554-100000@blue1.dev.mcafeelabs.com> <20021015150201.K14596@redhat.com>
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Benjamin LaHaise wrote:
> On Tue, Oct 15, 2002 at 12:00:30PM -0700, Davide Libenzi wrote:
> 
>>Something like this might work :
>>
>>int sys_epoll_create(int maxfds);
>>void sys_epoll_close(int epd);
>>int sys_epoll_wait(int epd, struct pollfd **pevts, int timeout);
>>
>>where sys_epoll_wait() return the number of events available, 0 for
>>timeout, -1 for error.
> 
> 
> There's no reason to make epoll_wait a new syscall -- poll events can 
> easily be returned via the aio_complete mechanism (with the existing 
> aio_poll experiment as a possible means for doing so).


So a user would setup an ioctx  and use io_getevents to retrieve events on
an interest set of fds created and manipulated through the new system calls ?

-- Shailabh

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