Re: [PATCH 0/6] blk: introduce generic io stat accounting help function

[Gu Zheng <guz.fnst@cn.fujitsu.com>]

On 11/24/2014 11:03 PM, Jens Axboe wrote:

> On 11/23/2014 08:05 PM, Gu Zheng wrote:
>> Many block drivers accounting io stat based on bio (e.g. NVMe...),
>> the blk_account_io_start/end() which is based on request
>> does not make sense to them, so here we introduce the similar help
>> function named generic_start/end_io_acct base on raw sectors, and it can
>> simplify some driver's open io accounting code.
>>
>> Gu Zheng (6):
>>    blk: introduce generic io stat accounting help function
>>    NVMe: use generic io stat accounting functions to simplify
>>      nvme_start/end_io_acct
>>    md/bcache: use generic io stats accounting functions to simplify io
>>      stat accounting
>>    drbd: use generic io stats accounting functions to simplify io stat
>>      accounting
>>    md: use generic io stats accounting functions to simplify io stat
>>      accounting
>>    block/rsxx: use generic io stats accounting functions to simplify io
>>      stat accounting
> 
> Thanks, this looks good. I'll apply it, except 2/6, since nvme no longer uses them.

OK.

Thanks,
Gu

>