Ravi Bangoria e2d3714846 perf core: Return error pointer if inherit_event() fails to find pmu_ctx ...

inherit_event() returns NULL only when it finds orphaned events
otherwise it returns either valid child_event pointer or an error
pointer. Follow the same when it fails to find pmu_ctx.

Fixes: bd27568117 ("perf: Rewrite core context handling")
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Ravi Bangoria <ravi.bangoria@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20221118051539.820-1-ravi.bangoria@amd.com

2022-12-27 12:44:00 +01:00

..

bpf

Merge tag 'net-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

2022-12-21 08:41:32 -08:00

cgroup

Merge tag 'mm-stable-2022-12-13' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2022-12-13 19:29:45 -08:00

configs

mm, slob: rename CONFIG_SLOB to CONFIG_SLOB_DEPRECATED

2022-12-01 00:09:20 +01:00

debug

kdb: use srcu console list iterator

2022-12-02 11:25:00 +01:00

dma

dma-mapping: reject GFP_COMP for noncoherent allocations

2022-12-21 08:45:38 +01:00

entry

entry: kmsan: introduce kmsan_unpoison_entry_regs()

2022-10-03 14:03:25 -07:00

events

perf core: Return error pointer if inherit_event() fails to find pmu_ctx

2022-12-27 12:44:00 +01:00

futex

futex: Resend potentially swallowed owner death notification

2022-12-02 12:20:24 +01:00

gcov

gcov: add support for checksum field

2022-12-21 14:31:52 -08:00

irq

genirq/msi: Return MSI_XA_DOMAIN_SIZE as the maximum MSI index when no domain is present

2022-12-16 14:04:04 +00:00

kcsan

Merge tag 'hardening-v6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

2022-12-14 12:20:00 -08:00

livepatch

Merge tag 'modules-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux

2022-12-13 14:05:39 -08:00

locking

Merge tag 'mm-stable-2022-12-13' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2022-12-13 19:29:45 -08:00

module

Merge tag 'powerpc-6.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

2022-12-19 07:13:33 -06:00

power

PM: sleep: Refine error message in try_to_freeze_tasks()

2022-12-06 12:04:34 +01:00

printk

Merge branch 'rework/console-list-lock' into for-linus

2022-12-08 11:46:56 +01:00

rcu

Merge tag 'rcu-urgent.2022.12.17a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu

2022-12-21 07:59:57 -08:00

sched

Merge tag 'hardening-v6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

2022-12-14 12:20:00 -08:00

time

Merge tag 'random-6.2-rc1-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random

2022-12-12 16:22:22 -08:00

trace

Merge tag 'trace-v6.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

2022-12-21 19:03:42 -08:00

.gitignore

…

acct.c

acct: fix potential integer overflow in encode_comp_t()

2022-11-30 16:13:18 -08:00

async.c

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

2022-02-03 11:20:34 -08:00

audit_fsnotify.c

audit: fix potential double free on error path from fsnotify_add_inode_mark

2022-08-22 18:50:06 -04:00

audit_tree.c

audit: use fsnotify group lock helpers

2022-04-25 14:37:28 +02:00

audit_watch.c

audit_init_parent(): constify path

2022-09-01 17:39:30 -04:00

audit.c

audit: use time_after to compare time

2022-08-29 19:47:03 -04:00

audit.h

audit: remove selinux_audit_rule_update() declaration

2022-09-07 11:30:15 -04:00

auditfilter.c

Merge tag 'audit-pr-20220110' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit

2022-01-11 13:08:21 -08:00

auditsc.c

audit: unify audit_filter_{uring(), inode_name(), syscall()}

2022-10-17 14:24:42 -04:00

backtracetest.c

…

bounds.c

mm: multi-gen LRU: minimal implementation

2022-09-26 19:46:09 -07:00

capability.c

caps: use type safe idmapping helpers

2022-10-26 10:02:39 +02:00

cfi.c

cfi: Switch to -fsanitize=kcfi

2022-09-26 10:13:13 -07:00

compat.c

…

configs.c

…

context_tracking.c

MAINTAINERS: Add Paul as context tracking maintainer

2022-07-05 13:33:00 -07:00

cpu_pm.c

context_tracking: Take IRQ eqs entrypoints over RCU

2022-07-05 13:32:59 -07:00

cpu.c

cpu/hotplug: Do not bail-out in DYING/STARTING sections

2022-12-02 12:43:02 +01:00

crash_core.c

vmcoreinfo: warn if we exceed vmcoreinfo data size

2022-11-30 16:13:17 -08:00

crash_dump.c

…

cred.c

cred: Do not default to init_cred in prepare_kernel_cred()

2022-11-01 10:04:52 -07:00

delayacct.c

delayacct: support re-entrance detection of thrashing accounting

2022-09-26 19:46:07 -07:00

dma.c

…

exec_domain.c

…

exit.c

exit: Use READ_ONCE() for all oops/warn limit reads

2022-12-16 12:26:57 -08:00

extable.c

context_tracking: Take NMI eqs entrypoints over RCU

2022-07-05 13:32:59 -07:00

fail_function.c

fail_function: fix wrong use of fei_attr_remove()

2022-09-11 21:55:11 -07:00

fork.c

Merge tag 'x86_mm_for_6.2_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2022-12-17 14:06:53 -06:00

freezer.c

freezer,sched: Rewrite core freezer logic

2022-09-07 21:53:50 +02:00

gen_kheaders.sh

kbuild: build init/built-in.a just once

2022-09-29 04:40:15 +09:00

groups.c

security: Add LSM hook to setgroups() syscall

2022-07-15 18:21:49 +00:00

hung_task.c

sched: Fix more TASK_state comparisons

2022-09-30 16:50:39 +02:00

iomem.c

…

irq_work.c

irq_work: use kasan_record_aux_stack_noalloc() record callstack

2022-04-15 14:49:55 -07:00

jump_label.c

jump_label: Prevent key->enabled int overflow

2022-12-01 15:53:05 -08:00

kallsyms_internal.h

kallsyms: Reduce the memory occupied by kallsyms_seqs_of_names[]

2022-11-12 18:47:36 -08:00

kallsyms_selftest.c

kallsyms: Remove unneeded semicolon

2022-11-18 12:56:40 -08:00

kallsyms_selftest.h

kallsyms: Add self-test facility

2022-11-15 00:42:02 -08:00

kallsyms.c

kallsyms: Add self-test facility

2022-11-15 00:42:02 -08:00

kcmp.c

…

Kconfig.freezer

…

Kconfig.hz

…

Kconfig.locks

…

Kconfig.preempt

Revert "signal, x86: Delay calling signals in atomic on RT enabled kernels"

2022-03-31 10:36:55 +02:00

kcov.c

kcov: kmsan: unpoison area->list in kcov_remote_area_put()

2022-10-03 14:03:23 -07:00

kexec_core.c

kexec: remove the unneeded result variable

2022-11-18 13:55:07 -08:00

kexec_elf.c

…

kexec_file.c

kexec: replace crash_mem_range with range

2022-11-18 13:55:07 -08:00

kexec_internal.h

panic, kexec: make __crash_kexec() NMI safe

2022-09-11 21:55:06 -07:00

kexec.c

panic, kexec: make __crash_kexec() NMI safe

2022-09-11 21:55:06 -07:00

kheaders.c

…

kmod.c

…

kprobes.c

kprobes: kretprobe events missing on 2-core KVM guest

2022-12-15 08:48:40 +09:00

ksysfs.c

kernel/ksysfs.c: export kernel cpu byteorder

2022-11-10 19:07:31 +01:00

kthread.c

Merge tag 'interrupting_kthread_stop-for-v5.20' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace

2022-10-09 16:01:59 -07:00

latencytop.c

latencytop: use the last element of latency_record of system

2022-09-11 21:55:12 -07:00

Makefile

Merge tag 'hardening-v6.2-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

2022-12-23 12:00:24 -08:00

module_signature.c

…

notifier.c

notifier: repair slips in kernel-doc comments

2022-11-30 19:32:30 +01:00

nsproxy.c

fs/exec: switch timens when a task gets a new mm

2022-10-25 15:15:52 -07:00

padata.c

Merge tag 'kbuild-v6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

2022-12-19 12:33:32 -06:00

panic.c

Merge tag 'hardening-v6.2-rc1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

2022-12-23 12:00:24 -08:00

params.c

Merge tag 'driver-core-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

2022-12-16 03:54:54 -08:00

pid_namespace.c

kernel: pid_namespace: use NULL instead of using plain integer as pointer

2022-04-29 14:38:00 -07:00

pid.c

gfs2: Add glockfd debugfs file

2022-06-29 13:07:16 +02:00

profile.c

kernel/profile.c: simplify duplicated code in profile_setup()

2022-09-11 21:55:12 -07:00

ptrace.c

freezer,sched: Rewrite core freezer logic

2022-09-07 21:53:50 +02:00

range.c

…

reboot.c

kernel/reboot: Add SYS_OFF_MODE_RESTART_PREPARE mode

2022-10-04 15:59:36 +02:00

regset.c

…

relay.c

relay: fix type mismatch when allocating memory in relay_create_buf()

2022-12-11 19:30:19 -08:00

resource_kunit.c

…

resource.c

Merge tag 'driver-core-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

2022-12-16 03:54:54 -08:00

rseq.c

rseq: Use pr_warn_once() when deprecated/unknown ABI flags are encountered

2022-11-14 09:58:32 +01:00

scftorture.c

scftorture: Fix distribution of short handler delays

2022-04-11 17:07:29 -07:00

scs.c

scs: add support for dynamic shadow call stacks

2022-11-09 18:06:35 +00:00

seccomp.c

seccomp: Add wait_killable semantic to seccomp user notifier

2022-05-03 14:11:58 -07:00

signal.c

Merge tag 'hardening-v6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

2022-12-14 12:20:00 -08:00

smp.c

Merge tag 'bitmap-6.1-rc1' of https://github.com/norov/linux

2022-10-10 12:49:34 -07:00

smpboot.c

smpboot: use atomic_try_cmpxchg in cpu_wait_death and cpu_report_death

2022-09-11 21:55:10 -07:00

smpboot.h

…

softirq.c

context_tracking: Take IRQ eqs entrypoints over RCU

2022-07-05 13:32:59 -07:00

stackleak.c

stackleak: add on/off stack variants

2022-05-08 01:33:09 -07:00

stacktrace.c

uaccess: remove CONFIG_SET_FS

2022-02-25 09:36:06 +01:00

static_call_inline.c

static_call: Add call depth tracking support

2022-10-17 16:41:16 +02:00

static_call.c

static_call: Don't make __static_call_return0 static

2022-04-05 09:59:38 +02:00

stop_machine.c

Merge tag 'sched-core-2022-05-23' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2022-05-24 11:11:13 -07:00

sys_ni.c

kernel/sys_ni: add compat entry for fadvise64_64

2022-08-20 15:17:45 -07:00

sys.c

Merge tag 'random-6.1-rc1-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random

2022-10-10 10:41:21 -07:00

sysctl-test.c

kernel/sysctl-test: use SYSCTL_{ZERO/ONE_HUNDRED} instead of i_{zero/one_hundred}

2022-09-08 16:56:45 -07:00

sysctl.c

Merge tag 'mm-stable-2022-12-13' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2022-12-13 19:29:45 -08:00

task_work.c

task_work: use try_cmpxchg in task_work_add, task_work_cancel_match and task_work_run

2022-09-11 21:55:10 -07:00

taskstats.c

genetlink: start to validate reserved header bytes

2022-08-29 12:47:15 +01:00

torture.c

torture: Wake up kthreads after storing task_struct pointer

2022-02-01 17:24:39 -08:00

tracepoint.c

tracepoint: Optimize the critical region of mutex_lock in tracepoint_module_coming()

2022-09-26 13:01:18 -04:00

tsacct.c

taskstats: version 12 with thread group and exe info

2022-04-29 14:38:03 -07:00

ucount.c

ucounts: Split rlimit and ucount values and max values

2022-05-18 18:24:57 -05:00

uid16.c

…

uid16.h

…

umh.c

freezer,sched: Rewrite core freezer logic

2022-09-07 21:53:50 +02:00

up.c

…

user_namespace.c

Merge tag 'ucount-rlimits-cleanups-for-v5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace

2022-10-09 16:24:05 -07:00

user-return-notifier.c

…

user.c

kernel/user: Allow user_struct::locked_vm to be usable for iommufd

2022-11-30 20:16:49 -04:00

usermode_driver.c

blob_to_mnt(): kern_unmount() is needed to undo kern_mount()

2022-05-19 23:25:47 -04:00

utsname_sysctl.c

kernel/utsname_sysctl.c: Fix hostname polling

2022-10-23 12:01:01 -07:00

utsname.c

…

watch_queue.c

Merge tag 'docs-6.0' of git://git.lwn.net/linux

2022-08-02 19:24:24 -07:00

watchdog_hld.c

Revert "printk: add functions to prefer direct printing"

2022-06-23 18:41:40 +02:00

watchdog.c

Merge tag 'powerpc-6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

2022-08-06 16:38:17 -07:00

workqueue_internal.h

…

workqueue.c

workqueue: Make queue_rcu_work() use call_rcu_hurry()

2022-11-30 13:17:05 -08:00