linux-kernel - Re: [PATCH 15/17] bio/blk-map: kill unused stuff and un-export internal functions

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Date:	Wed, 01 Apr 2009 23:06:00 +0900
From:	Tejun Heo <tj@...nel.org>
To:	Boaz Harrosh <bharrosh@...asas.com>
CC:	axboe@...nel.dk, linux-kernel@...r.kernel.org,
	fujita.tomonori@....ntt.co.jp
Subject: Re: [PATCH 15/17] bio/blk-map: kill unused stuff and un-export internal
 functions

Hello,

Boaz Harrosh wrote:
> On 04/01/2009 04:44 PM, Tejun Heo wrote:
>> Impact: cleanup, removal of unused / undesirable API
>>
>> With recent changes, the following functions aren't used anymore.
>>
>> * bio_{map|copy}_{user|kern}()
>> * blk_rq_append_bio()
>>
> 
> This function is used by drivers/scsi/osd/osd_initiator.c
> Currently in mainline. Please use allmodconfig to compile
> everything.

The patchse is against Jens's tree which hasn't received the changes
yet and I did allmodconfig.

>> The following functions aren't used outside of block layer.
>>
>> * bio_add_pc_page()
> 
> And also this
>
>> * bio_un{map|copy}_user()
>>
>> Kill the first group and unexport the second.  As bio_add_pc_page() is
>> used only inside fs/bio.c, it's made static.
>>
>> Signed-off-by: Tejun Heo <tj@...nel.org>
> 
> I've posted propositions on how to fix osd_initiator.c which
> involves making blk_map_kern() append to the request, and a new
> blk_make_request(bio).

Yeap, I'll take a look at that.

Thanks.

-- 
tejun
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