linux-kernel - Re: [PATCH] blk-throttle: don't call xchg on bool

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Message-ID: <4D93041A.3030100@fusionio.com>
Date:	Wed, 30 Mar 2011 12:21:14 +0200
From:	Jens Axboe <jaxboe@...ionio.com>
To:	Andreas Schwab <schwab@...ux-m68k.org>
CC:	Vivek Goyal <vgoyal@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"paulmck@...ux.vnet.ibm.com" <paulmck@...ux.vnet.ibm.com>,
	"oleg@...hat.com" <oleg@...hat.com>
Subject: Re: [PATCH] blk-throttle: don't call xchg on bool

On 2011-03-30 01:14, Andreas Schwab wrote:
> xchg does not work portably with smaller than 32bit types.

Thanks Andreas, I guess if people look at the x86 implementation then
that's a worry.

-- 
Jens Axboe

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