On Mon, 29 Aug 2022 10:22:36 +0800, Yu Kuai wrote: > From: Yu Kuai <yukuai3@xxxxxxxxxx> > > Changes in v9: > - renaming the flag BIO_THROTTLED to BIO_BPS_THROTTLED, and always > apply iops limit in path 1; > - add tag for patch 4 > Changes in v8: > - use a new solution in patch 1 > - move cleanups to a separate patchset > - rename bytes/io_skipped to carryover_bytes/ios in patch 4 > Changes in v7: > - add patch 5 to improve handling of re-entered bio for bps limit > - as suggested by Tejun, add some comments > - sdd some Acked tag by Tejun > Changes in v6: > - rename parameter in patch 3 > - add comments and reviewed tag for patch 4 > Changes in v5: > - add comments in patch 4 > - clear bytes/io_skipped in throtl_start_new_slice_with_credit() in > patch 4 > - and cleanup patches 5-8 > Changes in v4: > - add reviewed-by tag for patch 1 > - add patch 2,3 > - use a different way to fix io hung in patch 4 > Changes in v3: > - fix a check in patch 1 > - fix link err in patch 2 on 32-bit platform > - handle overflow in patch 2 > Changes in v2: > - use a new solution suggested by Ming > - change the title of patch 1 > - add patch 2 > > [...] Applied, thanks! [1/4] blk-throttle: fix that io throttle can only work for single bio commit: 320fb0f91e55ba248d4bad106b408e59099cfa89 [2/4] blk-throttle: prevent overflow while calculating wait time commit: 8d6bbaada2e0a65f9012ac4c2506460160e7237a [3/4] blk-throttle: factor out code to calculate ios/bytes_allowed commit: 681cd46fff8cd81e387747c7850f2e730d3e0b74 [4/4] blk-throttle: fix io hung due to configuration updates commit: a880ae93e5b5bb5d8d5500077a391e3f5ec7715c Best regards, -- Jens Axboe