Hello Andrew,
>>>
> On Fri, 25 Dec 2015 15:16:16 +0800 Gang He <g...@suse.com> wrote:
>
>> Export ocfs2_kset object from ocfs2_stackglue kernel module,
>> then online file check code will create the related sysfiles
>> under ocfs2_kset object.
>>
>> ...
>>
>> --- a/fs/ocfs2/stackglue.c
>> +++ b/fs/ocfs2/stackglue.c
>> @@ -629,7 +629,8 @@ static struct attribute_group ocfs2_attr_group = {
>> .attrs = ocfs2_attrs,
>> };
>>
>> -static struct kset *ocfs2_kset;
>> +struct kset *ocfs2_kset;
>> +EXPORT_SYMBOL_GPL(ocfs2_kset);
>
> The EXPORT_SYMBOL is only needed if this symbol is to be referred to
> from a different module. That isn't the case here - everything which
> refers to ocfs2_kset is linked into ocfs2.ko, correct?
There are some kernel modules (Not single KO file) for OCFS2 file system, the
variable ocfs2_kset is located in ocfs2_stackglue.ko kernel module,
if the main kernel module ocfs2.ko wants to refer to this variable, it looks to
have to export this symbol?
Thanks
Gang
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