Re: [PATCH v5 4/5] fs: blkdev set bio prio from kiocb prio

[Adam Manzanares]

On 5/21/18 2:04 PM, Jeff Moyer wrote:
> adam.manzanares@xxxxxxx writes:
> 
>> From: Adam Manzanares <adam.manzanares@xxxxxxx>
>>
>> Now that kiocb has an ioprio field copy this over to the bio when it is
>> created from the kiocb.
>>
>> Signed-off-by: Adam Manzanares <adam.manzanares@xxxxxxx>
>> ---
>>   fs/block_dev.c | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/fs/block_dev.c b/fs/block_dev.c
>> index 7ec920e27065..da1e94d2bb75 100644
>> --- a/fs/block_dev.c
>> +++ b/fs/block_dev.c
>> @@ -355,6 +355,7 @@ __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages)
>>   		bio->bi_write_hint = iocb->ki_hint;
>>   		bio->bi_private = dio;
>>   		bio->bi_end_io = blkdev_bio_end_io;
>> +		bio->bi_ioprio = iocb->ki_ioprio;
>>   
>>   		ret = bio_iov_iter_get_pages(bio, iter);
>>   		if (unlikely(ret)) {
> 
> Forgot to mention, you should also convert __blkdev_direct_IO_simple.

NP.

> 
> -Jeff
>