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linux/kernel/locking
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Kees Cook 189f164e57 Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses 
Conversion performed via this Coccinelle script:

  // SPDX-License-Identifier: GPL-2.0-only
  // Options: --include-headers-for-types --all-includes --include-headers --keep-comments
  virtual patch

  @gfp depends on patch && !(file in "tools") && !(file in "samples")@
  identifier ALLOC = {kmalloc_obj,kmalloc_objs,kmalloc_flex,
 		    kzalloc_obj,kzalloc_objs,kzalloc_flex,
		    kvmalloc_obj,kvmalloc_objs,kvmalloc_flex,
		    kvzalloc_obj,kvzalloc_objs,kvzalloc_flex};
  @@

  	ALLOC(...
  -		, GFP_KERNEL
  	)

  $ make coccicheck MODE=patch COCCI=gfp.cocci

Build and boot tested x86_64 with Fedora 42's GCC and Clang:

Linux version 6.19.0+ (user@host) (gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7), GNU ld version 2.44-12.fc42) #1 SMP PREEMPT_DYNAMIC 1970-01-01
Linux version 6.19.0+ (user@host) (clang version 20.1.8 (Fedora 20.1.8-4.fc42), LLD 20.1.8) #1 SMP PREEMPT_DYNAMIC 1970-01-01

Signed-off-by: Kees Cook <kees@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-02-22 08:26:33 -08:00
..
irqflag-debug.c lockdep: Noinstr annotate warn_bogus_irq_restore() 2021-02-10 14:44:39 +01:00
lock_events.c locking/debug: Fix debugfs API return value checks to use IS_ERR() 2023-10-03 10:11:25 +02:00
lock_events.h locking/qspinlock: Always evaluate lockevent* non-event parameter once 2024-03-21 20:45:17 +01:00
lock_events_list.h bpf_res_spin_lock 2025-03-30 13:06:27 -07:00
lockdep.c lockdep: Speed up lockdep_unregister_key() with expedited RCU synchronization 2025-07-14 21:57:29 -07:00
lockdep_internals.h locking/lockdep: Change 'static const' variables to enum values 2025-07-14 21:57:29 -07:00
lockdep_proc.c locking/lockdep: Avoid struct return in lock_stats() 2025-07-14 21:57:20 -07:00
lockdep_states.h locking/lockdep: Rework FS_RECLAIM annotation 2017-08-10 12:29:03 +02:00
locktorture.c Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses 2026-02-22 08:26:33 -08:00
Makefile locking/lockdep: Disable KASAN instrumentation of lockdep.c 2025-03-08 00:55:03 +01:00
mcs_spinlock.h locking: Allow obtaining result of arch_mcs_spin_lock_contended 2025-03-19 08:03:04 -07:00
mutex-debug.c locking/mutex: Redo __mutex_init() to reduce generated code size 2025-12-01 06:51:57 +01:00
mutex.c locking/mutex: Redo __mutex_init() to reduce generated code size 2025-12-01 06:51:57 +01:00
mutex.h locking/mutex: Redo __mutex_init() to reduce generated code size 2025-12-01 06:51:57 +01:00
osq_lock.c locking/osq_lock: Use atomic_try_cmpxchg_release() in osq_unlock() 2024-10-25 10:01:50 +02:00
percpu-rwsem.c locking/percpu-rwsem: add freezable alternative to down_read 2025-04-07 09:37:16 +02:00
qrwlock.c locking: Add __lockfunc to slow path functions 2022-08-19 19:47:51 +02:00
qspinlock.c locking: Move common qspinlock helpers to a private header 2025-03-19 08:02:29 -07:00
qspinlock.h locking: Move common qspinlock helpers to a private header 2025-03-19 08:02:29 -07:00
qspinlock_paravirt.h locking/pvqspinlock: Convert fields of 'enum vcpu_state' to uppercase 2024-10-17 21:21:16 -07:00
qspinlock_stat.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
rtmutex.c locking/lock_events: Add locking events for rtmutex slow paths 2025-03-08 00:55:03 +01:00
rtmutex_api.c locking/mutex: Redo __mutex_init() to reduce generated code size 2025-12-01 06:51:57 +01:00
rtmutex_common.h locking/local_lock: Introduce local_lock_is_locked(). 2025-09-29 09:42:35 +02:00
rwbase_rt.c locking/mutex: Remove wakeups from under mutex::wait_lock 2024-10-14 12:52:40 +02:00
rwsem.c Significant patch series in this pull request: 2025-08-03 16:23:09 -07:00
semaphore.c hung_task: show the blocker task if the task is hung on semaphore 2025-05-11 17:54:08 -07:00
spinlock.c locking/spinlocks: Make __raw_* lock ops static 2024-10-07 09:28:35 +02:00
spinlock_debug.c locking/spinlock/debug: Fix data-race in do_raw_write_lock 2025-10-21 12:31:55 +02:00
spinlock_rt.c Scheduler changes for v6.13: 2024-11-19 14:16:06 -08:00
test-ww_mutex.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
ww_mutex.h locking: Fix __clear_task_blocked_on() warning from __ww_mutex_wound() path 2025-08-13 10:34:54 +02:00
ww_rt_mutex.c locking/rtmutex: Avoid unconditional slowpath for DEBUG_RT_MUTEXES 2023-09-20 09:31:11 +02:00