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SubjectRe: [patch 00/50] locking, sched: The PREEMPT-RT locking infrastructure
Date
On 13/07/21 17:10, Thomas Gleixner wrote:
> The series survived quite some internal testing in RT kernels and is part
> of the recent 5.13-rt1 release.
>
> For !RT kernels there is no functional change.
>
> The series is also available from git:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git rtmutex
>

FWIW I've had this (well 5.13-rt1 + some arm64 PREEMPT_RT fixes) running
over a variety of arm64 hardware + locktorture, and nothing has broken
yet.

Tested-by: Valentin Schneider <valentin.schneider@arm.com>

> Thanks,
>
> tglx
> ---
> a/kernel/locking/mutex-debug.h | 29 -
> b/include/linux/mutex.h | 165 ++++--
> b/include/linux/rbtree_types.h | 34 +
> b/include/linux/rwbase_rt.h | 37 +
> b/include/linux/rwlock_rt.h | 140 +++++
> b/include/linux/spinlock_rt.h | 151 +++++
> b/include/linux/spinlock_types_raw.h | 65 ++
> b/kernel/locking/rtmutex_api.c | 647 ++++++++++++++++++++++++
> b/kernel/locking/rwbase_rt.c | 263 +++++++++
> b/kernel/locking/spinlock_rt.c | 257 +++++++++
> include/linux/debug_locks.h | 3
> include/linux/preempt.h | 4
> include/linux/rbtree.h | 30 -
> include/linux/rtmutex.h | 4
> include/linux/rwlock_types.h | 39 +
> include/linux/rwsem.h | 58 ++
> include/linux/sched.h | 77 ++
> include/linux/sched/wake_q.h | 7
> include/linux/spinlock.h | 15
> include/linux/spinlock_api_smp.h | 3
> include/linux/spinlock_types.h | 45 +
> include/linux/ww_mutex.h | 16
> kernel/Kconfig.locks | 2
> kernel/futex.c | 466 ++++++++++++-----
> kernel/locking/Makefile | 3
> kernel/locking/mutex-debug.c | 25
> kernel/locking/mutex.c | 139 ++---
> kernel/locking/mutex.h | 35 +
> kernel/locking/rtmutex.c | 930 ++++++++++++-----------------------
> kernel/locking/rtmutex_common.h | 110 ++--
> kernel/locking/rwsem.c | 108 ++++
> kernel/locking/spinlock.c | 7
> kernel/locking/spinlock_debug.c | 5
> kernel/sched/core.c | 111 +++-
> lib/test_lockup.c | 8
> 35 files changed, 3031 insertions(+), 1007 deletions(-)

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