From: Dietmar Eggemann <dietmar.eggemann@arm.com>
To: Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Juri Lelli <juri.lelli@redhat.com>,
Steven Rostedt <rostedt@goodmis.org>,
Daniel Bristot de Oliveira <bristot@redhat.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>,
Mel Gorman <mgorman@suse.de>, Ben Segall <bsegall@google.com>,
Luca Abeni <luca.abeni@santannapisa.it>,
linux-kernel@vger.kernel.org
Subject: [PATCH 0/6] sched/deadline, (rt): Sched class cleanups
Date: Wed, 2 Mar 2022 19:34:27 +0100 [thread overview]
Message-ID: <20220302183433.333029-1-dietmar.eggemann@arm.com> (raw)
While trying to improve the Deadline sched class behaviour for
asymmetric CPU capacity systems I came across some possible
cleanups for DL (and RT).
Overview:
[PATCH 1/6] - Remove `struct dl_bandwidth def_dl_bandwidth`.
[PATCH 2/6] - Move functions into DL sched class which don't have to
be exported.
[PATCH 3/6] - Merge two DL admission control functions which provide
very similar functionality.
[PATCH 4/6] - Use DL rb_entry() macros and cached rbtree wrapper
`rb_first_cached()` consistently.
[PATCH 5/6] - Remove unused !CONFIG_SMP function definitions in DL/RT.
[PATCH 6/6] - Remove redundant function parameter in DL/RT.
Dietmar Eggemann (6):
sched/deadline: Remove unused def_dl_bandwidth
sched/deadline: Move bandwidth mgmt and reclaim functions into sched
class source file
sched/deadline: Merge dl_task_can_attach() and dl_cpu_busy()
sched/deadline: Use __node_2_[pdl|dle]() and rb_first_cached()
consistently
sched/deadline,rt: Remove unused functions for !CONFIG_SMP
sched/deadline,rt: Remove unused parameter from
pick_next_[rt|dl]_entity()
kernel/sched/core.c | 14 ++--
kernel/sched/deadline.c | 141 ++++++++++++++++++++--------------------
kernel/sched/rt.c | 16 +----
kernel/sched/sched.h | 53 +--------------
4 files changed, 84 insertions(+), 140 deletions(-)
--
2.25.1
next reply other threads:[~2022-03-02 18:34 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-02 18:34 Dietmar Eggemann [this message]
2022-03-02 18:34 ` [PATCH 1/6] sched/deadline: Remove unused def_dl_bandwidth Dietmar Eggemann
2022-03-08 22:25 ` [tip: sched/core] " tip-bot2 for Dietmar Eggemann
2022-03-02 18:34 ` [PATCH 2/6] sched/deadline: Move bandwidth mgmt and reclaim functions into sched class source file Dietmar Eggemann
2022-03-08 22:25 ` [tip: sched/core] " tip-bot2 for Dietmar Eggemann
2022-03-02 18:34 ` [PATCH 3/6] sched/deadline: Merge dl_task_can_attach() and dl_cpu_busy() Dietmar Eggemann
2022-03-08 22:25 ` [tip: sched/core] " tip-bot2 for Dietmar Eggemann
2022-03-02 18:34 ` [PATCH 4/6] sched/deadline: Use __node_2_[pdl|dle]() and rb_first_cached() consistently Dietmar Eggemann
2022-03-08 22:25 ` [tip: sched/core] " tip-bot2 for Dietmar Eggemann
2022-03-02 18:34 ` [PATCH 5/6] sched/deadline,rt: Remove unused functions for !CONFIG_SMP Dietmar Eggemann
2022-03-08 22:25 ` [tip: sched/core] " tip-bot2 for Dietmar Eggemann
2022-03-02 18:34 ` [PATCH 6/6] sched/deadline,rt: Remove unused parameter from pick_next_[rt|dl]_entity() Dietmar Eggemann
2022-03-08 22:25 ` [tip: sched/core] " tip-bot2 for Dietmar Eggemann
2022-03-04 9:21 ` [PATCH 0/6] sched/deadline, (rt): Sched class cleanups Juri Lelli
2022-03-04 11:39 ` Peter Zijlstra
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