linux-kernel - Re: Why does test_bit() take a volatile addr?

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Message-Id: <1379885847.1974.45@driftwood>
Date:	Sun, 22 Sep 2013 16:37:27 -0500
From:	Rob Landley <rob@...dley.net>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	torvalds@...ux-foundation.org,
	"Michael S. Tsirkin" <mst@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Why does test_bit() take a volatile addr?

On 09/15/2013 11:08:35 PM, Rusty Russell wrote:
> Predates git, does anyone remember the rationale?

Depends which git: http://landley.net/kdocs/fullhist/ :)

Rob--
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