linux-kernel - [PATCH v2 0/5] ptrace-vs-PREEMPT

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Message-ID: <20220421150248.667412396@infradead.org>
Date:   Thu, 21 Apr 2022 17:02:48 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     rjw@...ysocki.net, oleg@...hat.com, mingo@...nel.org,
        vincent.guittot@...aro.org, dietmar.eggemann@....com,
        rostedt@...dmis.org, mgorman@...e.de, ebiederm@...ssion.com,
        bigeasy@...utronix.de, Will Deacon <will@...nel.org>
Cc:     linux-kernel@...r.kernel.org, peterz@...radead.org, tj@...nel.org,
        linux-pm@...r.kernel.org
Subject: [PATCH v2 0/5] ptrace-vs-PREEMPT_RT and freezer rewrite

Find here a new posting of the ptrace and freezer patches :-)

The majority of the changes are in patch 2, which with much feedback from Oleg
and Eric has changed lots.

I'm hoping we're converging on something agreeable.

---
 drivers/acpi/x86/s2idle.c         |  12 +-
 drivers/android/binder.c          |   4 +-
 drivers/media/pci/pt3/pt3.c       |   4 +-
 drivers/scsi/scsi_transport_spi.c |   7 +-
 fs/cifs/inode.c                   |   4 +-
 fs/cifs/transport.c               |   5 +-
 fs/coredump.c                     |   5 +-
 fs/nfs/file.c                     |   3 +-
 fs/nfs/inode.c                    |  12 +-
 fs/nfs/nfs3proc.c                 |   3 +-
 fs/nfs/nfs4proc.c                 |  14 +--
 fs/nfs/nfs4state.c                |   3 +-
 fs/nfs/pnfs.c                     |   4 +-
 fs/xfs/xfs_trans_ail.c            |   8 +-
 include/linux/completion.h        |   1 +
 include/linux/freezer.h           | 244 ++------------------------------------
 include/linux/sched.h             |  49 ++++----
 include/linux/sched/jobctl.h      |  10 ++
 include/linux/sched/signal.h      |   5 +-
 include/linux/sunrpc/sched.h      |   7 +-
 include/linux/suspend.h           |   8 +-
 include/linux/umh.h               |   9 +-
 include/linux/wait.h              |  40 ++++++-
 init/do_mounts_initrd.c           |  10 +-
 kernel/cgroup/legacy_freezer.c    |  23 ++--
 kernel/exit.c                     |   4 +-
 kernel/fork.c                     |   5 +-
 kernel/freezer.c                  | 137 +++++++++++++++------
 kernel/futex/waitwake.c           |   8 +-
 kernel/hung_task.c                |   4 +-
 kernel/power/hibernate.c          |  35 ++++--
 kernel/power/main.c               |  18 +--
 kernel/power/process.c            |  10 +-
 kernel/power/suspend.c            |  12 +-
 kernel/power/user.c               |  24 ++--
 kernel/ptrace.c                   | 114 ++++++++++--------
 kernel/sched/completion.c         |   9 ++
 kernel/sched/core.c               |  24 ++--
 kernel/signal.c                   |  62 +++++++---
 kernel/time/hrtimer.c             |   4 +-
 kernel/umh.c                      |  18 ++-
 mm/khugepaged.c                   |   4 +-
 net/sunrpc/sched.c                |  12 +-
 net/unix/af_unix.c                |   8 +-
 44 files changed, 478 insertions(+), 528 deletions(-)