linux-kernel - Re: How is Code in do_sys_settimeofday() safe in case of SMP and Nest Kernel Path?

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Message-Id: <200609301703.45364.ak@suse.de>
Date:	Sat, 30 Sep 2006 17:03:45 +0200
From:	Andi Kleen <ak@...e.de>
To:	Nick Piggin <nickpiggin@...oo.com.au>
Cc:	Dong Feng <middle.fengdong@...il.com>,
	Christoph Lameter <clameter@....com>,
	Arjan van de Ven <arjan@...radead.org>,
	Paul Mackerras <paulus@...ba.org>,
	David Howells <dhowells@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: Re: How is Code in do_sys_settimeofday() safe in case of SMP and Nest Kernel Path?


> Did you get to the bottom of this yet? It looks like you're right,
> and I suggest a seqlock might be a good option.

It basically doesn't matter because nobody changes the time zone after boot.

-Andi
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