[dm-devel] [PATCH] device-mapper: use dynamic debug instead of compile-time config option

[Hannes Reinecke]

On 5/13/20 11:41 AM, Damien Le Moal wrote:
> On 2020/05/13 16:10, Hannes Reinecke wrote:
>> Switch to use dynamic debug to avoid having recompile the kernel
>> just to enable debugging messages.
>>
>> Signed-off-by: Hannes Reinecke <hare at suse.de>
>> ---
>>   include/linux/device-mapper.h | 7 +------
>>   1 file changed, 1 insertion(+), 6 deletions(-)
>>
>> diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
>> index e2d506dd805e..3d4365fd3001 100644
>> --- a/include/linux/device-mapper.h
>> +++ b/include/linux/device-mapper.h
>> @@ -556,13 +556,8 @@ void *dm_vcalloc(unsigned long nmemb, unsigned long elem_size);
>>   #define DMINFO(fmt, ...) pr_info(DM_FMT(fmt), ##__VA_ARGS__)
>>   #define DMINFO_LIMIT(fmt, ...) pr_info_ratelimited(DM_FMT(fmt), ##__VA_ARGS__)
>>   
>> -#ifdef CONFIG_DM_DEBUG
> 
> Can we remove this from Kconfig as a config option ?
> 
No, we can't, it's being used by dm-snap and dm-integrity.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke            Teamlead Storage & Networking
hare at suse.de                               +49 911 74053 688
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