On Fri, 19 May 2023 06:40:43 +0200, Christoph Hellwig wrote:
> inspired by Barts quest for less reording during requeues, this series
> aims to limit the scope of requeues. This is mostly done by simply
> sending down more than we currently do down the normal submission path
> with the help of Bart's patch to allow requests that are in the flush
> state machine to still be seen by the I/O schedulers.
>
> Changes since v1:
> - rebased
> - fix a bug in the blk state machine insertation order
>
> [...]
Applied, thanks!
[1/7] blk-mq: factor out a blk_rq_init_flush helper
commit: 0b573692f19501dfe2aeaf37b272ec07f60c70b9
[2/7] blk-mq: reflow blk_insert_flush
commit: c1075e548ce6e6b5c7b71f2b05d344164ebc52bb
[3/7] blk-mq: defer to the normal submission path for non-flush flush commands
commit: 360f264834e34d08530c2fb9b67e3ffa65318761
[4/7] blk-mq: use the I/O scheduler for writes from the flush state machine
commit: be4c427809b0a746aff54dbb8ef663f0184291d0
[5/7] blk-mq: defer to the normal submission path for post-flush requests
commit: 615939a2ae734e3e68c816d6749d1f5f79c62ab7
[6/7] blk-mq: do not do head insertions post-pre-flush commands
commit: 1e82fadfc6b96ca79f69d0bcf938d31032bb43d2
[7/7] blk-mq: don't use the requeue list to queue flush commands
commit: 9a67aa52a42b31ad44220cc218df3b75a5cd5d05
Best regards,
--
Jens Axboe
