linux-kernel - Re: [RFC] [PATCH 1/3] lib/scatterlist: Add support to clone sg

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Message-ID: <20160622151803.GP28202@sirena.org.uk>
Date:	Wed, 22 Jun 2016 16:18:03 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Franklin S Cooper Jr <fcooper@...com>
Cc:	linux-kernel@...r.kernel.org, linux-spi@...r.kernel.org,
	david.s.gordon@...el.com, akpm@...ux-foundation.org,
	nsekhar@...com, vigneshr@...com, peter.ujfalusi@...com
Subject: Re: [RFC] [PATCH 1/3] lib/scatterlist: Add support to clone sg_table

On Fri, Jun 17, 2016 at 05:45:11PM -0500, Franklin S Cooper Jr wrote:
> Occasionally there are times you need to tweak a S/G table while
> maintaining the original table. This function will duplicate the passed
> in S/G table along with its chained sgl and return a pointer to the cloned
> copy.

You ought to send this to whoever looks after the scatterlist code as
well, or at least a wider circulation.  Unfortunately that doesn't look
100% clear...  off the top of my head Jens Axboe and Andrew Morton look
like good candidates.

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