linux-kernel - Re: [patch 7/8] fdmap v2

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Message-ID: <Pine.LNX.4.64.0706071059140.6445@alien.or.mcafeemobile.com>
Date:	Thu, 7 Jun 2007 11:03:13 -0700 (PDT)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Eric Dumazet <dada1@...mosbay.com>
cc:	Ulrich Drepper <drepper@...hat.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [patch 7/8] fdmap v2 - implement sys_socket2

On Thu, 7 Jun 2007, Eric Dumazet wrote:

> accept2(int fd, ...)

I don't see any reason to not have it inherit the non-sequential 
characteristics of "fd".



> pipe2(int *fds, int oflags);

I think pipe+sys_nonseqfd should be OK for those.



> eventfd2(int count, int oflags);
> signalfd2(int ufd, sigset_t __user *user_mask, size_t sizemask, int oflags);
> timerfd2(int ufd, int clockid, int flags,const struct itimerspec __user *utmr, int oflags) ...

Those I think we're still in time to change the interface. No?
Even if not, those are not perf-critical, so I think that 
syscall+sys_nonseqfd is still fine.



- Davide


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