Re: [PATCH v2 0/4] optimize the bfq queue idle judgment

From: yukuai (C)
Date: Fri Aug 13 2021 - 22:35:03 EST


On 2021/08/06 10:08, Yu Kuai wrote:
Chagnes in V2:
- as suggested by Paolo, add support to track if root_group have any
pending requests, and use that to handle the situation when only one
group is activated while root group doesn't have any pending requests.
- modify commit message in patch 2

Yu Kuai (4):
block, bfq: add support to track if root_group have any pending
requests
block, bfq: do not idle if only one cgroup is activated
block, bfq: add support to record request size information
block, bfq: consider request size in bfq_asymmetric_scenario()

block/bfq-iosched.c | 69 ++++++++++++++++++++++++++++++++++++++-------
block/bfq-iosched.h | 29 +++++++++++++++++--
block/bfq-wf2q.c | 37 +++++++++++++++---------
3 files changed, 110 insertions(+), 25 deletions(-)



ping ...