linux-kernel - Re: [PATCH] c6x: platforms: cache: Export symbol L1P_cache_block_invalidate and L1D_cache_block

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Date:	Thu, 2 Apr 2015 02:20:26 +0800
From:	Chen Gang <xili_gchen_5257@...mail.com>
To:	Mark Salter <msalter@...hat.com>
CC:	a-jacquiot@...com,
	"linux-c6x-dev@...ux-c6x.org" <linux-c6x-dev@...ux-c6x.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Bernd Schmidt <bernds@...esourcery.com>
Subject: Re: [PATCH] c6x: platforms: cache: Export symbol L1P_cache_block_invalidate
 and L1D_cache_block_writeback

On 4/1/15 03:19, Chen Gang wrote:
> On 3/27/15 05:31, Chen Gang wrote:
>> On 3/26/15 22:58, Mark Salter wrote:
>>> On Wed, 2015-03-04 at 15:05 +0800, Chen Gang wrote:
>>>> They are needed by other modules, the related error with allmodconfig:
>>>>
>>>>     MODPOST 3327 modules
>>>>   ERROR: "L1P_cache_block_invalidate" [drivers/misc/lkdtm.ko] undefined!
>>>>   ERROR: "L1D_cache_block_writeback" [drivers/misc/lkdtm.ko] undefined!
>>>>
>>>> Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
>>>> ---
>>>
>>> Thanks! I added this to the c6x tree for next merge window.
>>>

The related binutils patch is merged into the latest binutils tree. At
present, we can use the latest gcc/binutils to cross compile c6x with
allmodconfig successfully.  :-)

Thanks.

> 
> Sorry, I did not finish the gcc/binutils issues on time. 
> 
>  - For binutils patch, it is fixed by me, it is passed binutils related
>    member's first checking, I guess it can correctly fix the related
>    issue (although may still need improvement). It is in attachment.
> 
>  - For gcc, it is fixed by c6x gcc related member and it is integrated
>    into gcc main line.  (I sent fix patch for it, but my original patch
>    is incorrect).
> 
> I guess, I reported issues and sent patches were too late. And next I
> should report and send fix patches in time (within 20??-??-20), so can
> leave a little more time to others for reviewing and integrating 
> 
>>
>> Thank you for your work for all the related patches. And I am analyzing
>> related c6x gcc/binutils issues:
>>
>>  - For binutils/ld issue, I have sent fix patch for it, the patch is OK
>>    (really fix the root cause), but need some additional improvement, I
>>    shall sent patch v2 for it within this month.
>>
>>  - For gcc issue, I am analyzing, hope I can find root cause today, and
>>    send fix patch within this month.
>>
>>
>> Thanks.
>>
> 

-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed
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