On 10/7/20 9:52 PM, Baolin Wang wrote: > Hi, > > This patch set did some improvements for blk throttle, please > help to review. Thanks. > > Changes from v1: > - Add another 4 new patches in this patch set. > > Baolin Wang (8): > blk-throttle: Remove a meaningless parameter for > throtl_downgrade_state() > blk-throttle: Avoid getting the current time if tg->last_finish_time > is 0 > blk-throttle: Avoid tracking latency if low limit is invalid > blk-throttle: Fix IO hang for a corner case > blk-throttle: Move the list operation after list validation > blk-throttle: Move service tree validation out of the > throtl_rb_first() > blk-throttle: Open code __throtl_de/enqueue_tg() > blk-throttle: Re-use the throtl_set_slice_end() > > block/blk-throttle.c | 69 ++++++++++++++++++++++++++-------------------------- > 1 file changed, 35 insertions(+), 34 deletions(-) LGTM, applied, thanks. -- Jens Axboe