linux/kernel
Linus Torvalds c25f2fb1f4 17 hotfixes. 12 are cc:stable, 16 are for MM.
- A 4 patch series from David Hildenbrand which fixes a few things
   realted to hugetlb PMD sharing
 
 - The remainder are singletons, please see their changelogs for details.
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Merge tag 'mm-hotfixes-stable-2026-01-20-13-09' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull misc fixes from Andrew Morton:

 - A patch series from David Hildenbrand which fixes a few things
   related to hugetlb PMD sharing

 - The remainder are singletons, please see their changelogs for details

* tag 'mm-hotfixes-stable-2026-01-20-13-09' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
  mm: restore per-memcg proactive reclaim with !CONFIG_NUMA
  mm/kfence: fix potential deadlock in reboot notifier
  Docs/mm/allocation-profiling: describe sysctrl limitations in debug mode
  mm: do not copy page tables unnecessarily for VM_UFFD_WP
  mm/hugetlb: fix excessive IPI broadcasts when unsharing PMD tables using mmu_gather
  mm/rmap: fix two comments related to huge_pmd_unshare()
  mm/hugetlb: fix two comments related to huge_pmd_unshare()
  mm/hugetlb: fix hugetlb_pmd_shared()
  mm: remove unnecessary and incorrect mmap lock assert
  x86/kfence: avoid writing L1TF-vulnerable PTEs
  mm/vma: do not leak memory when .mmap_prepare swaps the file
  migrate: correct lock ordering for hugetlb file folios
  panic: only warn about deprecated panic_print on write access
  fs/writeback: skip AS_NO_DATA_INTEGRITY mappings in wait_sb_inodes()
  mm: take into account mm_cid size for mm_struct static definitions
  mm: rename cpu_bitmap field to flexible_array
  mm: add missing static initializer for init_mm::mm_cid.lock
2026-01-20 13:32:16 -08:00
..
bpf bpf: Reject BPF_MAP_TYPE_INSN_ARRAY in check_reg_const_str() 2026-01-07 19:03:46 -08:00
cgroup kernel: cgroup: Add LGPL-2.1 SPDX license ID to legacy_freezer.c 2026-01-15 22:03:15 -10:00
configs
debug
dma dma/pool: Avoid allocating redundant pools 2026-01-14 11:00:00 +01:00
entry
events Fix perf swevent hrtimer deinit regression. 2026-01-11 06:55:27 -10:00
futex
gcov
irq treewide: Update email address 2026-01-11 06:09:11 -10:00
kcsan
livepatch
liveupdate kho: validate preserved memory map during population 2026-01-14 22:16:21 -08:00
locking
module kernel: modules: Add SPDX license identifier to kmod.c 2026-01-15 16:58:28 -08:00
power Merge branch 'pm-em' 2026-01-16 16:16:24 +01:00
printk printk fixup for 6.19 rc6 2026-01-16 09:46:59 -08:00
rcu
sched sched/deadline: Use ENQUEUE_MOVE to allow priority change 2026-01-15 21:57:53 +01:00
time hrtimer: Fix softirq base check in update_needs_ipi() 2026-01-13 11:04:41 +01:00
trace ftrace: Do not over-allocate ftrace memory 2026-01-15 10:17:53 -05:00
unwind
.gitignore
Kconfig.freezer
Kconfig.hz
Kconfig.kexec
Kconfig.locks
Kconfig.preempt
Makefile
acct.c
async.c
audit.c
audit.h
audit_fsnotify.c
audit_tree.c
audit_watch.c
auditfilter.c
auditsc.c
backtracetest.c
bounds.c
capability.c
cfi.c
compat.c
configs.c
context_tracking.c
cpu.c
cpu_pm.c
crash_core.c
crash_core_test.c
crash_dump_dm_crypt.c
crash_reserve.c
cred.c
delayacct.c
dma.c
elfcorehdr.c
exec_domain.c
exit.c
exit.h
extable.c
fail_function.c
fork.c
freezer.c
gen_kheaders.sh
groups.c
hung_task.c
iomem.c
irq_work.c
jump_label.c
kallsyms.c
kallsyms_internal.h
kallsyms_selftest.c
kallsyms_selftest.h
kcmp.c
kcov.c
kexec.c
kexec_core.c
kexec_elf.c
kexec_file.c
kexec_internal.h
kheaders.c
kprobes.c
kstack_erase.c
ksyms_common.c
ksysfs.c
kthread.c kthread: Warn if mm_struct lacks user_ns in kthread_use_mm() 2025-12-24 21:32:58 +01:00
latencytop.c
module_signature.c
notifier.c
nscommon.c
nsproxy.c
nstree.c
padata.c
panic.c panic: only warn about deprecated panic_print on write access 2026-01-19 12:30:01 -08:00
params.c
pid.c
pid_namespace.c
pid_sysctl.h
profile.c
ptrace.c
range.c
reboot.c
regset.c
relay.c
resource.c
resource_kunit.c
rseq.c
scftorture.c
scs.c
seccomp.c
signal.c
smp.c
smpboot.c
smpboot.h
softirq.c
stacktrace.c
static_call.c
static_call_inline.c
stop_machine.c
sys.c
sys_ni.c
sysctl-test.c
sysctl.c
task_work.c
taskstats.c
torture.c
tracepoint.c
tsacct.c
ucount.c
uid16.c
uid16.h
umh.c
up.c
user-return-notifier.c
user.c
user_namespace.c
utsname.c
utsname_sysctl.c
vhost_task.c
vmcore_info.c
watch_queue.c
watchdog.c powerpc/watchdog: add support for hardlockup_sys_info sysctl 2026-01-14 22:16:22 -08:00
watchdog_buddy.c
watchdog_perf.c
workqueue.c
workqueue_internal.h