Date: Wed, 19 Dec 2007 23:58:07 -0800 (PST)
Message-Id: <20071219.235807.173273479.davem@davemloft.net>
To: rusty@rustcorp.com.au
Cc: fujita.tomonori@lab.ntt.co.jp, linux-scsi@vger.kernel.org,
       linux-kernel@vger.kernel.org, jens.axboe@oracle.com, dougg@torque.net
Subject: Re: [PATCH 0/5] sg_ring for scsi
From: David Miller <davem@davemloft.net>
In-Reply-To: <200712201853.48643.rusty@rustcorp.com.au>
References: <200712201645.19035.rusty@rustcorp.com.au>
	<20071220160741K.fujita.tomonori@lab.ntt.co.jp>
	<200712201853.48643.rusty@rustcorp.com.au>
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From: Rusty Russell <rusty@rustcorp.com.au>
Date: Thu, 20 Dec 2007 18:53:48 +1100

> Manipulating the magic chains is horrible; it looks simple to the
> places which simply want to iterate through it, but it's awful for
> code which wants to create them.

I'm not saying complexity is inherent in this stuff, but
assuming that it is the complexity should live as far away
from the minions (the iterators in this case).  Therefore,
the creators is the right spot for the hard stuff.
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