[dm-devel] [PATCH v3 02/16] dm: Use bioset's front_pad for dm_rq_clone_bio_info

Jun'ichi Nomura j-nomura at ce.jp.nec.com
Mon May 28 11:41:18 UTC 2012


On 05/28/12 09:57, Jun'ichi Nomura wrote:
> On 05/26/12 05:25, Kent Overstreet wrote:
>> -	pools->bs = bioset_create(pool_size, 0);
>> +	pools->bs = bioset_create(pool_size,
>> +				  offsetof(struct dm_rq_clone_bio_info, orig));
>>  	if (!pools->bs)
>>  		goto free_tio_pool_and_out;
> 
> Did you mean offset of *clone*?
> "offsetof(struct dm_rq_clone_bio_info, orig)" is zero.

Additional comment:
frontpad is not necessary if type is DM_TYPE_BIO_BASED.
Please check conditional switches done in the same function for
pools->tio_pool.

-- 
Jun'ichi Nomura, NEC Corporation




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