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From: John Hubbard <jhubbard@nvidia.com>
To: zhong jiang <zhongjiang@huawei.com>, <akpm@linux-foundation.org>,
	<minchan@kernel.org>, <mhocko@kernel.org>
Cc: <linux-mm@kvack.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mm: do not export ioremap_page_range symbol for external module
Date: Sun, 22 Jan 2017 17:30:46 -0800	[thread overview]
Message-ID: <8088cdd7-7abb-94ed-3bea-44d819045573@nvidia.com> (raw)
In-Reply-To: <588558EB.2060505@huawei.com>



On 01/22/2017 05:14 PM, zhong jiang wrote:
> On 2017/1/22 20:58, zhongjiang wrote:
>> From: zhong jiang <zhongjiang@huawei.com>
>>
>> Recently, I find the ioremap_page_range had been abusing. The improper
>> address mapping is a issue. it will result in the crash. so, remove
>> the symbol. It can be replaced by the ioremap_cache or others symbol.
>>
>> Signed-off-by: zhong jiang <zhongjiang@huawei.com>
>> ---
>>  lib/ioremap.c | 1 -
>>  1 file changed, 1 deletion(-)
>>
>> diff --git a/lib/ioremap.c b/lib/ioremap.c
>> index 86c8911..a3e14ce 100644
>> --- a/lib/ioremap.c
>> +++ b/lib/ioremap.c
>> @@ -144,4 +144,3 @@ int ioremap_page_range(unsigned long addr,
>>
>>  	return err;
>>  }
>> -EXPORT_SYMBOL_GPL(ioremap_page_range);
> self nack
>

heh. What changed your mind?

  reply	other threads:[~2017-01-23  1:30 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-22 12:58 [PATCH] mm: do not export ioremap_page_range symbol for external module zhongjiang
2017-01-22 22:25 ` John Hubbard
2017-01-23  1:14 ` zhong jiang
2017-01-23  1:30   ` John Hubbard [this message]
2017-01-23 11:52     ` zhong jiang

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