linux-kernel - Re: [PATCH RFC 1/2] scatterlist: add mempool based chained SG alloc/free api

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Date:	Mon, 21 Mar 2016 15:48:53 +0100
From:	Christoph Hellwig <hch@....de>
To:	Ming Lin <mlin@...nel.org>
Cc:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org
Subject: Re: [PATCH RFC 1/2] scatterlist: add mempool based chained SG
	alloc/free api

On Sun, Mar 20, 2016 at 11:55:17PM -0700, Ming Lin wrote:
> On Wed, 2016-03-16 at 09:23 +0100, Christoph Hellwig wrote:
> > > 
> > We can defintively kill this one.
> 
> We want to support different size of pools.
> How can we kill this one?
> 
> Or did you mean we just create a single pool with size SG_CHUNK_SIZE?

I mean just killing the SG_MEMPOOL_NR define and using the ARRAY_SIZE
directly.

> I created lib/sg_pool.c with CONFIG_SG_POOL.

Great!