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Date: Mon, 17 Jul 2006 01:21:57 -0400
From: Ralf Baechle <ralf@linux-mips.org>
To: Arjan van de Ven <arjan@infradead.org>
Cc: Albert Cahalan <acahalan@gmail.com>, dwmw2@infradead.org,
       maillist@jg555.com, linux-kernel@vger.kernel.org, davem@davemloft.net
Subject: Re: 2.6.18 Headers - Long
Message-ID: <20060717052157.GA3674@linux-mips.org>
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On Sat, Jul 15, 2006 at 11:19:06PM +0200, Arjan van de Ven wrote:

> > The attraction is that the kernel abstractions are very nice.
> > Much of the POSIX API sucks ass. The kernel stuff is NOT crap.
> > 
> > Here we have a full-featured set of atomic ops,
> 
> which are not atomic actually in userspace (hint: most apps don't have
> CONFIG_SMP set)

Atomic ops for some architectures / configuration won't even work at al
in userspace because they're implemented by disabling interrupts.

  Ralf