linux-kernel - Re: [PATCH v3 03/11] block: allow __blk_queue_bounce() to handle bios larger than BIO_MAX

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Date:	Wed, 20 May 2015 11:17:52 -0700
From:	Ming Lin <mlin@...nel.org>
To:	Christoph Hellwig <hch@....de>
Cc:	Ming Lin <mlin@...nel.org>, lkml <linux-kernel@...r.kernel.org>,
	Jens Axboe <axboe@...nel.dk>,
	Kent Overstreet <kent.overstreet@...il.com>,
	Dongsu Park <dpark@...teo.net>,
	Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCH v3 03/11] block: allow __blk_queue_bounce() to handle bios
 larger than BIO_MAX_PAGES

On Tue, May 19, 2015 at 1:44 AM, Christoph Hellwig <hch@....de> wrote:
> On Wed, May 06, 2015 at 11:34:13PM -0700, Ming Lin wrote:
>> From: Kent Overstreet <kent.overstreet@...il.com>
>>
>> Allow __blk_queue_bounce() to handle bios with more than BIO_MAX_PAGES
>> segments. Doing that, it becomes possible to simplify the block layer
>> in the kernel.
>
> I can't see why we'd need this patch in the series.  This seems to be
> from Kents work to allow largers bios and just have slipped in here.

I'll drop it and sent it separately.
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