Wang WenshengandGreg Kroah-Hartman 6ed60c60ec ftrace: Optimize the allocation for mcount entries ...

commit bcea02b096 upstream.

If we can't allocate this size, try something smaller with half of the
size. Its order should be decreased by one instead of divided by two.

Link: https://lkml.kernel.org/r/20221109094434.84046-3-wangwensheng4@huawei.com

Cc: <mhiramat@kernel.org>
Cc: <mark.rutland@arm.com>
Cc: stable@vger.kernel.org
Fixes: a790087554 ("ftrace: Allocate the mcount record pages as groups")
Signed-off-by: Wang Wensheng <wangwensheng4@huawei.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2022-11-25 17:45:48 +01:00

..

bpf

bpf: Initialize same number of free nodes for each pcpu_freelist

2022-11-25 17:45:45 +01:00

cgroup

cgroup/cpuset: Enable update_tasks_cpumask() on top_cpuset

2022-10-26 13:25:41 +02:00

configs

…

debug

lockdown: also lock down previous kgdb use

2022-05-30 09:33:22 +02:00

dma

swiotlb: max mapping size takes min align mask into account

2022-10-05 10:38:40 +02:00

entry

KVM: rseq: Update rseq when processing NOTIFY_RESUME on xfer to KVM guest

2021-10-06 15:55:49 +02:00

events

perf/core: Fix data race between perf_event_set_output() and perf_mmap_close()

2022-07-29 17:19:11 +02:00

gcov

gcov: support GCC 12.1 and newer compilers

2022-10-26 13:25:56 +02:00

irq

genirq: GENERIC_IRQ_IPI depends on SMP

2022-08-21 15:15:28 +02:00

kcsan

kcsan: Fix debugfs initcall return type

2021-05-26 12:06:54 +02:00

livepatch

livepatch: fix race between fork and KLP transition

2022-10-26 13:25:14 +02:00

locking

locking/lockdep: Fix lockdep_init_map_*() confusion

2022-08-21 15:15:33 +02:00

power

PM: hibernate: Allow hybrid sleep to work with s2idle

2022-11-03 23:57:52 +09:00

printk

printk: fix return value of printk.devkmsg __setup handler

2022-04-08 14:40:08 +02:00

rcu

rcu-tasks: Convert RCU_LOCKDEP_WARN() to WARN_ONCE()

2022-10-26 13:25:44 +02:00

sched

sched/fair: Fix fault in reweight_entity

2022-08-21 15:16:26 +02:00

time

timekeeping: contribute wall clock to rng on time change

2022-08-21 15:16:20 +02:00

trace

ftrace: Optimize the allocation for mcount entries

2022-11-25 17:45:48 +01:00

.gitignore

kbuild: update config_data.gz only when the content of .config is changed

2021-05-11 14:47:37 +02:00

acct.c

…

async.c

Revert "module, async: async_synchronize_full() on module init iff async is used"

2022-02-23 12:01:00 +01:00

audit_fsnotify.c

audit: fix potential double free on error path from fsnotify_add_inode_mark

2022-08-31 17:15:13 +02:00

audit_tree.c

audit: move put_tree() to avoid trim_trees refcount underflow and UAF

2021-09-03 10:09:31 +02:00

audit_watch.c

fsnotify: generalize handle_inode_event()

2020-12-30 11:54:18 +01:00

audit.c

audit: improve audit queue handling when "audit=1" on cmdline

2022-02-08 18:30:34 +01:00

audit.h

audit: log AUDIT_TIME_* records only from rules

2022-04-08 14:40:00 +02:00

auditfilter.c

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auditsc.c

audit: log AUDIT_TIME_* records only from rules

2022-04-08 14:40:00 +02:00

backtracetest.c

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bounds.c

…

capability.c

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compat.c

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configs.c

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context_tracking.c

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cpu_pm.c

PM: cpu: Make notifier chain use a raw_spinlock_t

2021-09-15 09:50:40 +02:00

cpu.c

random: clear fast pool, crng, and batches in cpuhp bring up

2022-05-30 09:33:36 +02:00

crash_core.c

crash_core, vmcoreinfo: append 'SECTION_SIZE_BITS' to vmcoreinfo

2021-06-23 14:42:52 +02:00

crash_dump.c

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cred.c

Revert "Add a reference to ucounts for each cred"

2021-09-08 08:49:00 +02:00

delayacct.c

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dma.c

…

exec_domain.c

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exit.c

fix race between exit_itimers() and /proc/pid/timers

2022-07-21 21:19:59 +02:00

extable.c

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fail_function.c

…

fork.c

IB/core: Fix a nested dead lock as part of ODP flow

2022-09-15 11:32:05 +02:00

freezer.c

Revert "kernel: freezer should treat PF_IO_WORKER like PF_KTHREAD for freezing"

2021-04-07 15:00:14 +02:00

futex.c

mm, futex: fix shared futex pgoff on shmem huge page

2021-06-30 08:47:29 -04:00

gen_kheaders.sh

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groups.c

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hung_task.c

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iomem.c

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irq_work.c

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jump_label.c

jump_label: Fix jump_label_text_reserved() vs __init

2021-07-20 16:05:58 +02:00

kallsyms.c

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kcmp.c

exec: Transform exec_update_mutex into a rw_semaphore

2021-01-09 13:46:24 +01:00

Kconfig.freezer

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Kconfig.hz

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Kconfig.locks

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Kconfig.preempt

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kcov.c

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kexec_core.c

kernel: kexec: remove the lock operation of system_transition_mutex

2021-02-03 23:28:37 +01:00

kexec_elf.c

…

kexec_file.c

ima: force signature verification when CONFIG_KEXEC_SIG is configured

2022-07-21 21:20:11 +02:00

kexec_internal.h

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kexec.c

…

kheaders.c

…

kmod.c

…

kprobes.c

kprobe: reverse kp->flags when arm_kprobe failed

2022-11-10 18:14:26 +01:00

ksysfs.c

…

kthread.c

kthread: Fix PF_KTHREAD vs to_kthread() race

2021-09-03 10:09:31 +02:00

latencytop.c

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Makefile

kbuild: update config_data.gz only when the content of .config is changed

2021-05-11 14:47:37 +02:00

module_signature.c

module: harden ELF info handling

2021-03-25 09:04:11 +01:00

module_signing.c

module: harden ELF info handling

2021-03-25 09:04:11 +01:00

module-internal.h

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module.c

module: check for exit sections in layout_sections() instead of module_init_section()

2022-05-25 09:18:02 +02:00

notifier.c

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nsproxy.c

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padata.c

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panic.c

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params.c

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pid_namespace.c

memcg: enable accounting for pids in nested pid namespaces

2021-09-18 13:40:36 +02:00

pid.c

exec: Transform exec_update_mutex into a rw_semaphore

2021-01-09 13:46:24 +01:00

profile.c

profiling: fix shift too large makes kernel panic

2022-08-21 15:16:05 +02:00

ptrace.c

ptrace: Reimplement PTRACE_KILL by always sending SIGKILL

2022-06-09 10:20:49 +02:00

range.c

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reboot.c

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regset.c

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relay.c

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resource.c

kernel/resource: make walk_mem_res() find all busy IORESOURCE_MEM resources

2021-05-19 10:13:09 +02:00

rseq.c

rseq: Remove broken uapi field layout on 32-bit little endian

2022-04-08 14:40:03 +02:00

scftorture.c

scftorture: Fix distribution of short handler delays

2022-06-09 10:21:01 +02:00

scs.c

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seccomp.c

seccomp: Fix setting loaded filter count during TSYNC

2021-08-18 08:59:06 +02:00

signal.c

signal handling: don't use BUG_ON() for debugging

2022-07-21 21:20:18 +02:00

smp.c

smp: Fix offline cpu check in flush_smp_call_function_queue()

2022-04-20 09:23:29 +02:00

smpboot.c

sched/core: Initialize the idle task with preemption disabled

2021-07-14 16:55:50 +02:00

smpboot.h

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softirq.c

…

stackleak.c

gcc-plugins/stackleak: Use noinstr in favor of notrace

2022-02-23 12:01:00 +01:00

stacktrace.c

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static_call.c

static_call: Fix unused variable warn w/o MODULE

2021-09-08 08:49:00 +02:00

stop_machine.c

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sys_ni.c

kernel/sys_ni: add compat entry for fadvise64_64

2022-08-31 17:15:13 +02:00

sys.c

prctl: allow to setup brk for et_dyn executables

2021-09-26 14:08:57 +02:00

sysctl-test.c

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sysctl.c

mm: sysctl: fix missing numa_stat when !CONFIG_HUGETLB_PAGE

2022-07-21 21:20:13 +02:00

task_work.c

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taskstats.c

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test_kprobes.c

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torture.c

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tracepoint.c

tracepoint: Use rcu get state and cond sync for static call updates

2021-09-03 10:09:30 +02:00

tsacct.c

taskstats: Cleanup the use of task->exit_code

2022-01-27 10:54:33 +01:00

ucount.c

Revert "Add a reference to ucounts for each cred"

2021-09-08 08:49:00 +02:00

uid16.c

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uid16.h

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umh.c

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up.c

smp: Fix smp_call_function_single_async prototype

2021-05-14 09:50:46 +02:00

user_namespace.c

Revert "Add a reference to ucounts for each cred"

2021-09-08 08:49:00 +02:00

user-return-notifier.c

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user.c

…

usermode_driver.c

bpf: Fix umd memory leak in copy_process()

2021-03-30 14:32:03 +02:00

utsname_sysctl.c

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utsname.c

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watch_queue.c

watch_queue: Fix missing locking in add_watch_to_object()

2022-08-03 12:00:44 +02:00

watchdog_hld.c

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watchdog.c

watchdog: export lockup_detector_reconfigure

2022-08-25 11:38:20 +02:00

workqueue_internal.h

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workqueue.c

workqueue: don't skip lockdep work dependency in cancel_work_sync()

2022-09-28 11:10:40 +02:00