27deb91511
* Thu Jul 29 2021 Juri Lelli <juri.lelli@redhat.com> [5.14.0-0.rc3.29.rt2.1]
- 20bf31765163 rebase
- config: disable KASAN for kernel-rt-debug kernels (Luis Claudio R. Goncalves) [1977862]
- redhat: Add realtime-setup dependecy for kernel-rt metapackage (Juri Lelli) [1937013]
- spec: Generate separate kernel-rt-kvm packages (Juri Lelli)
- Add RT config options (Juri Lelli)
- specfile: Add with_realtime (Juri Lelli)
- RTize build scripts (Juri Lelli)
- Add localversion for -RT release (Thomas Gleixner)
- POWERPC: Allow to enable RT (Sebastian Andrzej Siewior)
- powerpc: Avoid recursive header includes (Sebastian Andrzej Siewior)
- powerpc/stackprotector: work around stack-guard init from atomic (Sebastian Andrzej Siewior)
- powerpc/kvm: Disable in-kernel MPIC emulation for PREEMPT_RT (Bogdan Purcareata)
- powerpc/pseries/iommu: Use a locallock instead local_irq_save() (Sebastian Andrzej Siewior)
- powerpc: traps: Use PREEMPT_RT (Sebastian Andrzej Siewior)
- ARM64: Allow to enable RT (Sebastian Andrzej Siewior)
- ARM: Allow to enable RT (Sebastian Andrzej Siewior)
- arm64: fpsimd: Delay freeing memory in fpsimd_flush_thread() (Sebastian Andrzej Siewior)
- KVM: arm/arm64: downgrade preempt_disable()d region to migrate_disable() (Josh Cartwright)
- ARM: enable irq in translation/section permission fault handlers (Yadi.hu)
- arch/arm64: Add lazy preempt support (Anders Roxell)
- powerpc: Add support for lazy preemption (Thomas Gleixner)
- arm: Add support for lazy preemption (Thomas Gleixner)
- entry: Fix the preempt lazy fallout (Thomas Gleixner)
- x86: Support for lazy preemption (Thomas Gleixner)
- x86/entry: Use should_resched() in idtentry_exit_cond_resched() (Sebastian Andrzej Siewior)
- sched: Add support for lazy preemption (Thomas Gleixner)
- x86: Enable RT also on 32bit (Sebastian Andrzej Siewior)
- x86: Allow to enable RT (Sebastian Andrzej Siewior)
- x86: kvm Require const tsc for RT (Thomas Gleixner)
- signal/x86: Delay calling signals in atomic (Oleg Nesterov)
- sysfs: Add /sys/kernel/realtime entry (Clark Williams)
- tpm_tis: fix stall after iowrite*()s (Haris Okanovic)
- tty/serial/pl011: Make the locking work on RT (Thomas Gleixner)
- tty/serial/omap: Make the locking RT aware (Thomas Gleixner)
- drm/i915/gt: Only disable interrupts for the timeline lock on !force-threaded (Sebastian Andrzej Siewior)
- drm/i915: skip DRM_I915_LOW_LEVEL_TRACEPOINTS with NOTRACE (Sebastian Andrzej Siewior)
- drm/i915: disable tracing on -RT (Sebastian Andrzej Siewior)
- drm/i915: Don't disable interrupts on PREEMPT_RT during atomic updates (Mike Galbraith)
- drm,radeon,i915: Use preempt_disable/enable_rt() where recommended (Mike Galbraith)
- random: Make it work on rt (Thomas Gleixner)
- x86: stackprotector: Avoid random pool on rt (Thomas Gleixner)
- panic: skip get_random_bytes for RT_FULL in init_oops_id (Thomas Gleixner)
- crypto: cryptd - add a lock instead preempt_disable/local_bh_disable (Sebastian Andrzej Siewior)
- crypto: limit more FPU-enabled sections (Sebastian Andrzej Siewior)
- scsi/fcoe: Make RT aware. (Thomas Gleixner)
- md: raid5: Make raid5_percpu handling RT aware (Thomas Gleixner)
- drivers/block/zram: Replace bit spinlocks with rtmutex for -rt (Mike Galbraith)
- block/mq: do not invoke preempt_disable() (Sebastian Andrzej Siewior)
- net: Remove preemption disabling in netif_rx() (Priyanka Jain)
- net: dev: always take qdisc's busylock in __dev_xmit_skb() (Sebastian Andrzej Siewior)
- net: Dequeue in dev_cpu_dead() without the lock (Sebastian Andrzej Siewior)
- net: Use skbufhead with raw lock (Thomas Gleixner)
- sunrpc: Make svc_xprt_do_enqueue() use get_cpu_light() (Mike Galbraith)
- net/core: use local_bh_disable() in netif_rx_ni() (Sebastian Andrzej Siewior)
- net: Properly annotate the try-lock for the seqlock (Sebastian Andrzej Siewior)
- net/Qdisc: use a seqlock instead seqcount (Sebastian Andrzej Siewior)
- rcutorture: Avoid problematic critical section nesting on RT (Scott Wood)
- rcu: Delay RCU-selftests (Sebastian Andrzej Siewior)
- fs: namespace: Use cpu_chill() in trylock loops (Thomas Gleixner)
- rt: Introduce cpu_chill() (Thomas Gleixner)
- fs/dcache: disable preemption on i_dir_seq's write side (Sebastian Andrzej Siewior)
- fs/dcache: use swait_queue instead of waitqueue (Sebastian Andrzej Siewior)
- ptrace: fix ptrace vs tasklist_lock race (Sebastian Andrzej Siewior)
- signal: Revert ptrace preempt magic (Thomas Gleixner)
- mm/memcontrol: Disable on PREEMPT_RT (Thomas Gleixner)
- mm/scatterlist: Do not disable irqs on RT (Thomas Gleixner)
- mm/vmalloc: Another preempt disable region which sucks (Thomas Gleixner)
- mm/zsmalloc: copy with get_cpu_var() and locking (Mike Galbraith)
- u64_stats: Disable preemption on 32bit-UP/SMP with RT during updates (Sebastian Andrzej Siewior)
- mm/vmstat: Protect per cpu variables with preempt disable on RT (Ingo Molnar)
- mm: page_alloc: Use migrate_disable() in drain_local_pages_wq() (Sebastian Andrzej Siewior)
- mm, slub: Duct tape lockdep_assert_held(local_lock_t) on RT (Sebastian Andrzej Siewior)
- irqwork: push most work into softirq context (Sebastian Andrzej Siewior)
- softirq: Disable softirq stacks for RT (Thomas Gleixner)
- softirq: Check preemption after reenabling interrupts (Thomas Gleixner)
- cpuset: Convert callback_lock to raw_spinlock_t (Mike Galbraith)
- sched: Disable TTWU_QUEUE on RT (Thomas Gleixner)
- sched: Do not account rcu_preempt_depth on RT in might_sleep() (Thomas Gleixner)
- kernel/sched: move stack + kprobe clean up to __put_task_struct() (Sebastian Andrzej Siewior)
- sched: Move mmdrop to RCU on RT (Thomas Gleixner)
- sched: Limit the number of task migrations per batch (Thomas Gleixner)
- kernel/sched: add {put|get}_cpu_light() (Sebastian Andrzej Siewior)
- preempt: Provide preempt_*_(no)rt variants (Thomas Gleixner)
- lockdep: disable self-test (Sebastian Andrzej Siewior)
- lockdep: selftest: fix warnings due to missing PREEMPT_RT conditionals (Josh Cartwright)
- lockdep: selftest: Only do hardirq context test for raw spinlock (Yong Zhang)
- lockdep: Make it RT aware (Thomas Gleixner)
- locking: don't check for __LINUX_SPINLOCK_TYPES_H on -RT archs (Sebastian Andrzej Siewior)
- locking/RT: Add might sleeping annotation. (Sebastian Andrzej Siewior)
- locking/local_lock: Add RT support (Thomas Gleixner)
- locking/local_lock: Prepare for RT support (Thomas Gleixner)
- locking/rtmutex: Add adaptive spinwait mechanism (Steven Rostedt)
- locking/rtmutex: Implement equal priority lock stealing (Gregory Haskins)
- preempt: Adjust PREEMPT_LOCK_OFFSET for RT (Thomas Gleixner)
- rtmutex: Prevent lockdep false positive with PI futexes (Thomas Gleixner)
- futex: Prevent requeue_pi() lock nesting issue on RT (Thomas Gleixner)
- futex: Clarify comment in futex_requeue() (Thomas Gleixner)
- futex: Restructure futex_requeue() (Thomas Gleixner)
- futex: Correct the number of requeued waiters for PI (Thomas Gleixner)
- futex: Cleanup stale comments (Thomas Gleixner)
- futex: Validate waiter correctly in futex_proxy_trylock_atomic() (Thomas Gleixner)
- lib/test_lockup: Adapt to changed variables. (Sebastian Andrzej Siewior)
- locking/rtmutex: Add mutex variant for RT (Thomas Gleixner)
- locking/ww_mutex: Implement rtmutex based ww_mutex API functions (Peter Zijlstra)
- locking/rtmutex: Extend the rtmutex core to support ww_mutex (Peter Zijlstra)
- locking/ww_mutex: Add rt_mutex based lock type and accessors (Peter Zijlstra)
- locking/ww_mutex: Add RT priority to W/W order (Peter Zijlstra)
- locking/ww_mutex: Implement rt_mutex accessors (Peter Zijlstra)
- locking/ww_mutex: Abstract internal lock access (Thomas Gleixner)
- locking/ww_mutex: Abstract mutex types (Peter Zijlstra)
- locking/ww_mutex: Abstract mutex accessors (Peter Zijlstra)
- locking/ww_mutex: Abstract waiter enqueueing (Peter Zijlstra)
- locking/ww_mutex: Abstract waiter iteration (Peter Zijlstra)
- locking/ww_mutex: Remove __sched annotation (Peter Zijlstra)
- locking/ww_mutex: Split W/W implementation logic (Peter Zijlstra)
- locking/ww_mutex: Split up ww_mutex_unlock() (Peter Zijlstra)
- locking/ww_mutex: Gather mutex_waiter initialization (Peter Zijlstra)
- locking/ww_mutex: Simplify lockdep annotation (Peter Zijlstra)
- locking/mutex: Make mutex::wait_lock raw (Thomas Gleixner)
- locking/ww_mutex: Move ww_mutex declarations into ww_mutex.h (Thomas Gleixner)
- locking/mutex: Move waiter to core header (Thomas Gleixner)
- locking/mutex: Consolidate core headers (Thomas Gleixner)
- locking/rwlock: Provide RT variant (Thomas Gleixner)
- locking/spinlock: Provide RT variant (Thomas Gleixner)
- locking/rtmutex: Provide the spin/rwlock core lock function (Thomas Gleixner)
- locking/spinlock: Provide RT variant header (Thomas Gleixner)
- locking/spinlock: Provide RT specific spinlock type (Thomas Gleixner)
- locking/rtmutex: Include only rbtree types (Sebastian Andrzej Siewior)
- rbtree: Split out the rbtree type definitions (Sebastian Andrzej Siewior)
- locking/lockdep: Reduce includes in debug_locks.h (Sebastian Andrzej Siewior)
- locking/rtmutex: Prevent future include recursion hell (Sebastian Andrzej Siewior)
- locking/spinlock: Split the lock types header (Thomas Gleixner)
- locking/rtmutex: Guard regular sleeping locks specific functions (Thomas Gleixner)
- locking/rtmutex: Prepare RT rt_mutex_wake_q for RT locks (Thomas Gleixner)
- locking/rtmutex: Use rt_mutex_wake_q_head (Thomas Gleixner)
- locking/rtmutex: Provide rt_wake_q and helpers (Thomas Gleixner)
- locking/rtmutex: Add wake_state to rt_mutex_waiter (Thomas Gleixner)
- locking/rwsem: Add rtmutex based R/W semaphore implementation (Thomas Gleixner)
- locking: Add base code for RT rw_semaphore and rwlock (Thomas Gleixner)
- rtmutex: Provide rt_mutex_base_is_locked() (Thomas Gleixner)
- locking/rtmutex: Provide rt_mutex_slowlock_locked() (Thomas Gleixner)
- rtmutex: Split out the inner parts of struct rtmutex (Peter Zijlstra)
- rtmutex: Split API and implementation (Thomas Gleixner)
- rtmutex: Switch to try_cmpxchg() (Thomas Gleixner)
- rtmutex: Convert macros to inlines (Sebastian Andrzej Siewior)
- rtmutex: Remove rt_mutex_is_locked() (Peter Zijlstra)
- media/atomisp: Use lockdep instead of *mutex_is_locked() (Peter Zijlstra)
- sched/wake_q: Provide WAKE_Q_HEAD_INITIALIZER (Thomas Gleixner)
- sched: Provide schedule point for RT locks (Thomas Gleixner)
- sched: Rework the __schedule() preempt argument (Thomas Gleixner)
- sched: Prepare for RT sleeping spin/rwlocks (Thomas Gleixner)
- sched: Introduce TASK_RTLOCK_WAIT (Thomas Gleixner)
- sched: Split out the wakeup state check (Thomas Gleixner)
- debugobjects: Make RT aware (Thomas Gleixner)
- trace: Add migrate-disabled counter to tracing output (Thomas Gleixner)
- pid.h: include atomic.h (Grygorii Strashko)
- wait.h: include atomic.h (Sebastian Andrzej Siewior)
- efi: Allow efi=runtime (Sebastian Andrzej Siewior)
- efi: Disable runtime services on RT (Sebastian Andrzej Siewior)
- net/core: disable NET_RX_BUSY_POLL on RT (Sebastian Andrzej Siewior)
- sched: Disable CONFIG_RT_GROUP_SCHED on RT (Thomas Gleixner)
- mm: Allow only SLUB on RT (Ingo Molnar)
- kconfig: Disable config options which are not RT compatible (Thomas Gleixner)
- leds: trigger: disable CPU trigger on -RT (Sebastian Andrzej Siewior)
- jump-label: disable if stop_machine() is used (Thomas Gleixner)
- genirq: Disable irqpoll on -rt (Ingo Molnar)
- genirq: update irq_set_irqchip_state documentation (Josh Cartwright)
- smp: Wake ksoftirqd on PREEMPT_RT instead do_softirq(). (Sebastian Andrzej Siewior)
- samples/kfifo: Rename read_lock/write_lock (Sebastian Andrzej Siewior)
- tcp: Remove superfluous BH-disable around listening_hash (Sebastian Andrzej Siewior)
- net: Move lockdep where it belongs (Thomas Gleixner)
- shmem: Use raw_spinlock_t for ->stat_lock (Sebastian Andrzej Siewior)
- mm: workingset: replace IRQ-off check with a lockdep assert. (Sebastian Andrzej Siewior)
- cgroup: use irqsave in cgroup_rstat_flush_locked() (Sebastian Andrzej Siewior)
- notifier: Make atomic_notifiers use raw_spinlock (Valentin Schneider)
- genirq: Move prio assignment into the newly created thread (Thomas Gleixner)
- kthread: Move prio/affinite change into the newly created thread (Sebastian Andrzej Siewior)
- mm/slub: Disable CONFIG_SLUB_PARTIAL on RT (Thomas Gleixner)
- mm/slub: Replace local_lock_irqsave/restore() calls in PREEMPT_RT scope (Mike Galbraith)
- mm/slub: Fix kmem_cache_alloc_bulk() error path (Mike Galbraith)
- mm, slub: Correct ordering in slab_unlock() (Sebastian Andrzej Siewior)
- mm, slub: Convert kmem_cpu_slab protection to local_lock (Vlastimil Babka)
- mm, slub: Use migrate_disable() on PREEMPT_RT (Vlastimil Babka)
- mm, slub: Make slab_lock() disable irqs with PREEMPT_RT (Vlastimil Babka)
- mm, slub: Optionally save/restore irqs in slab_[un]lock()/ (Vlastimil Babka)
- mm: slub: Make object_map_lock a raw_spinlock_t (Sebastian Andrzej Siewior)
- mm: slub: Move flush_cpu_slab() invocations __free_slab() invocations out of IRQ context (Sebastian Andrzej Siewior)
- mm, slab: Make flush_slab() possible to call with irqs enabled (Vlastimil Babka)
- mm, slub: Don't disable irqs in slub_cpu_dead() (Vlastimil Babka)
- mm, slub: Only disable irq with spin_lock in __unfreeze_partials() (Vlastimil Babka)
- mm, slub: Detach percpu partial list in unfreeze_partials() using this_cpu_cmpxchg() (Vlastimil Babka)
- mm, slub: Detach whole partial list at once in unfreeze_partials() (Vlastimil Babka)
- mm, slub: Discard slabs in unfreeze_partials() without irqs disabled (Vlastimil Babka)
- mm, slub: Move irq control into unfreeze_partials() (Vlastimil Babka)
- mm, slub: Call deactivate_slab() without disabling irqs (Vlastimil Babka)
- mm, slub: Make locking in deactivate_slab() irq-safe (Vlastimil Babka)
- mm, slub: Move reset of c->page and freelist out of deactivate_slab() (Vlastimil Babka)
- mm, slub: Stop disabling irqs around get_partial() (Vlastimil Babka)
- mm, slub: Check new pages with restored irqs (Vlastimil Babka)
- mm, slub: Validate slab from partial list or page allocator before making it cpu slab (Vlastimil Babka)
- mm, slub: Restore irqs around calling new_slab() (Vlastimil Babka)
- mm, slub: Move disabling irqs closer to get_partial() in ___slab_alloc() (Vlastimil Babka)
- mm, slub: Do initial checks in ___slab_alloc() with irqs enabled (Vlastimil Babka)
- mm, slub: Move disabling/enabling irqs to ___slab_alloc() (Vlastimil Babka)
- mm, slub: Simplify kmem_cache_cpu and tid setup (Vlastimil Babka)
- mm, slub: Restructure new page checks in ___slab_alloc() (Vlastimil Babka)
- mm, slub: Return slab page from get_partial() and set c->page afterwards (Vlastimil Babka)
- mm, slub: Dissolve new_slab_objects() into ___slab_alloc() (Vlastimil Babka)
- mm, slub: Extract get_partial() from new_slab_objects() (Vlastimil Babka)
- mm, slub: Unify cmpxchg_double_slab() and __cmpxchg_double_slab() (Vlastimil Babka)
- mm, slub: Remove redundant unfreeze_partials() from put_cpu_partial() (Vlastimil Babka)
- mm, slub: Don't disable irq for debug_check_no_locks_freed() (Vlastimil Babka)
- mm, slub: Allocate private object map for validate_slab_cache() (Vlastimil Babka)
- mm, slub: Allocate private object map for sysfs listings (Vlastimil Babka)
- mm, slub: Don't call flush_all() from slab_debug_trace_open() (Vlastimil Babka)
- timers: Move clearing of base::timer_running under base::lock (Thomas Gleixner)
- highmem: Don't disable preemption on RT in kmap_atomic() (Sebastian Andrzej Siewior)
- printk: Enhance the condition check of msleep in pr_flush() (Chao Qin)
- printk: add pr_flush() (John Ogness)
- printk: add console handover (John Ogness)
- printk: remove deferred printing (John Ogness)
- printk: move console printing to kthreads (John Ogness)
- printk: introduce kernel sync mode (John Ogness)
- printk: use seqcount_latch for console_seq (John Ogness)
- printk: call boot_delay_msec() in printk_delay() (John Ogness)
- printk: relocate printk_delay() (John Ogness)
- serial: 8250: implement write_atomic (John Ogness)
- kdb: only use atomic consoles for output mirroring (John Ogness)
- console: add write_atomic interface (John Ogness)
- printk: rename printk cpulock API and always disable interrupts (John Ogness)
- printk: syslog: close window between wait and read (John Ogness)
- printk: convert @syslog_lock to mutex (John Ogness)
- printk: remove NMI tracking (John Ogness)
- printk: remove safe buffers (John Ogness)
- printk: track/limit recursion (John Ogness)
- lib/nmi_backtrace: explicitly serialize banner and regs (John Ogness)
- printk/console: Check consistent sequence number when handling race in console_unlock() (Petr Mladek)
- arm64: mm: Make arch_faults_on_old_pte() check for migratability (Valentin Schneider)
- rcu/nocb: Check for migratability rather than pure preemptability (Valentin Schneider)
- sched: Introduce is_pcpu_safe() (Valentin Schneider)
- eventfd: Make recursion protection RT safe (Thomas Gleixner)
- configs/process_configs.sh: Handle config items with no help text (Patrick Talbert)
- fedora: sound config updates for 5.14 (Peter Robinson)
- fedora: Only enable FSI drivers on POWER platform (Peter Robinson)
- The CONFIG_RAW_DRIVER has been removed from upstream (Peter Robinson)
- fedora: updates for 5.14 with a few disables for common from pending (Peter Robinson)
- fedora: migrate from MFD_TPS68470 -> INTEL_SKL_INT3472 (Peter Robinson)
- fedora: Remove STAGING_GASKET_FRAMEWORK (Peter Robinson)
- Fedora: move DRM_VMWGFX configs from ark -> common (Peter Robinson)
- fedora: arm: disabled unused FB drivers (Peter Robinson)
- fedora: don't enable FB_VIRTUAL (Peter Robinson)
- redhat/configs: Double MAX_LOCKDEP_ENTRIES (Waiman Long) [1940075]
- rpmspec: fix verbose output on kernel-devel installation (Herton R. Krzesinski) [1981406]
Resolves: rhbz#1891873
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