linux-kernel - Re: [patch 14/22] pollfs: pollable futex

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Message-ID: <a36005b50705020939j491ced9ekf3f4203fc8b865a3@mail.gmail.com>
Date:	Wed, 2 May 2007 09:39:39 -0700
From:	"Ulrich Drepper" <drepper@...il.com>
To:	"Eric Dumazet" <dada1@...mosbay.com>
Cc:	"Davi Arnaut" <davi@...ent.com.br>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Davide Libenzi" <davidel@...ilserver.org>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: [patch 14/22] pollfs: pollable futex

On 5/2/07, Eric Dumazet <dada1@...mosbay.com> wrote:
> I understand your concerns, but *this* patch bundle extends poll()/select()/epoll, and is not an alternative to kevent or other work in progress, (and linux centered)

It is adding huge amounts of complexity and at the same time is not
future-safe.  I consider this enough reason to reject this approach.
You never can get rid of the interface.  It's much cleaner and safer
to do it right instead of piling on more and more workarounds for
special situations.
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