linux-kernel - Re: [PATCH 23/33] generic dynamic per cpu refcounting

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Date:	Mon, 15 Apr 2013 21:41:09 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	Kent Overstreet <koverstreet@...gle.com>
Cc:	linux-kernel@...r.kernel.org, linux-aio@...ck.org,
	akpm@...ux-foundation.org, Zach Brown <zab@...hat.com>,
	Felipe Balbi <balbi@...com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Mark Fasheh <mfasheh@...e.com>,
	Joel Becker <jlbec@...lplan.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Jens Axboe <axboe@...nel.dk>,
	Asai Thambi S P <asamymuthupa@...ron.com>,
	Selvan Mani <smani@...ron.com>,
	Sam Bradshaw <sbradshaw@...ron.com>,
	Jeff Moyer <jmoyer@...hat.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Benjamin LaHaise <bcrl@...ck.org>
Subject: Re: [PATCH 23/33] generic dynamic per cpu refcounting

On Fri, Apr 12, 2013 at 12:36:00PM -0700, Kent Overstreet wrote:
> It would be nice if we had unsigned atomic types... but given that we
> don't and I'm pretty sure overflow in atomic types happens all over the
> place that part honestly seems fine to me...
> 
> That said, I suppose a comment indicating that it is intentionally
> overflowing is probably merited. Ted, Andrew, is this acceptable to you?

Seems reasonable to me, thanks.

					- Ted
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