On 24/02/2020 18:30, Jens Axboe wrote:
> On 2/24/20 1:30 AM, Pavel Begunkov wrote:
>> io_prep_async_worker() called io_wq_assign_next() do many useless checks:
>> io_req_work_grab_env() was already called during prep, and @do_hashed
>> is not ever used. Add io_prep_next_work() -- simplified version, that
>> can be called io-wq.
>>
>> Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
>> ---
>> fs/io_uring.c | 13 ++++++++++++-
>> 1 file changed, 12 insertions(+), 1 deletion(-)
>>
>> diff --git a/fs/io_uring.c b/fs/io_uring.c
>> index 819661f49023..3003e767ced3 100644
>> --- a/fs/io_uring.c
>> +++ b/fs/io_uring.c
>> @@ -955,6 +955,17 @@ static inline void io_req_work_drop_env(struct io_kiocb *req)
>> }
>> }
>>
>> +static inline void io_prep_next_work(struct io_kiocb *req,
>> + struct io_kiocb **link)
>> +{
>> + const struct io_op_def *def = &io_op_defs[req->opcode];
>> +
>> + if (!(req->flags & REQ_F_ISREG) && def->unbound_nonreg_file)
>> + req->work.flags |= IO_WQ_WORK_UNBOUND;
>
> Extra tab?
Yep. Would resending [2/3] be enough?
> Otherwise looks fine.
>
--
Pavel Begunkov
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