From: Peter Oskolkov <posk@posk.io>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, linux-api@vger.kernel.org
Cc: Paul Turner <pjt@google.com>, Ben Segall <bsegall@google.com>,
Peter Oskolkov <posk@google.com>, Peter Oskolkov <posk@posk.io>,
Andrei Vagin <avagin@google.com>, Jann Horn <jannh@google.com>,
Thierry Delisle <tdelisle@uwaterloo.ca>
Subject: [PATCH 0/4 v0.4] sched/umcg: RFC UMCG patchset
Date: Sun, 1 Aug 2021 13:06:13 -0700 [thread overview]
Message-ID: <20210801200617.623745-1-posk@google.com> (raw)
This is an update on v0.3:
https://lore.kernel.org/patchwork/cover/1461708/
Key changes v0.3 => v0.4:
- made idle workers list logic simpler
- only one idle server tracking
- removed two fields from struct umcg_task
- added timeout handling
- added worker preemption
- added a doc patch that now documents the syscalls and state
transitions.
More details on the state of the patchset and future work are provided
in the patch 4 commit message.
Peter Oskolkov (4):
sched: add WF_CURRENT_CPU and externise ttwu
sched/umcg: RFC: add userspace atomic helpers
sched/umcg: add Documentation/userspace-api/umcg.rst
sched/umcg: RFC: implement UMCG syscalls
Documentation/userspace-api/umcg.rst | 532 ++++++++++++++++++++++
arch/x86/entry/syscalls/syscall_64.tbl | 2 +
include/linux/sched.h | 6 +
include/linux/syscalls.h | 4 +
include/uapi/asm-generic/unistd.h | 8 +-
include/uapi/linux/umcg.h | 114 +++++
init/Kconfig | 10 +
kernel/exit.c | 7 +
kernel/sched/Makefile | 1 +
kernel/sched/core.c | 20 +-
kernel/sched/fair.c | 4 +
kernel/sched/sched.h | 15 +-
kernel/sched/umcg.c | 601 +++++++++++++++++++++++++
kernel/sched/umcg.h | 211 +++++++++
kernel/sys_ni.c | 4 +
15 files changed, 1528 insertions(+), 11 deletions(-)
create mode 100644 Documentation/userspace-api/umcg.rst
create mode 100644 include/uapi/linux/umcg.h
create mode 100644 kernel/sched/umcg.c
create mode 100644 kernel/sched/umcg.h
--
2.25.1
next reply other threads:[~2021-08-01 20:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-01 20:06 Peter Oskolkov [this message]
2021-08-01 20:06 ` [PATCH 1/4 v0.4] sched/umcg: add WF_CURRENT_CPU and externise ttwu Peter Oskolkov
2021-08-01 20:06 ` [PATCH 2/4 v0.4] sched/umcg: RFC: add userspace atomic helpers Peter Oskolkov
2021-08-01 20:06 ` [PATCH 3/4 v0.4] sched/umcg: add Documentation/userspace-api/umcg.rst Peter Oskolkov
2021-08-01 20:08 ` Peter Oskolkov
2021-08-04 19:12 ` Thierry Delisle
2021-08-04 21:48 ` Peter Oskolkov
2021-08-06 16:51 ` Thierry Delisle
2021-08-06 17:25 ` Peter Oskolkov
2021-08-09 14:15 ` Thierry Delisle
2021-08-01 20:06 ` [PATCH 4/4 v0.4] sched/umcg: RFC: implement UMCG syscalls Peter Oskolkov
2021-08-04 22:04 ` Thierry Delisle
2021-08-04 23:30 ` Peter Oskolkov
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