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

..

preload

umd: Remove usermode driver framework

2025-07-26 21:03:04 +02:00

arena.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

arraymap.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

bloom_filter.c

…

bpf_cgrp_storage.c

bpf: Switch to bpf_selem_unlink_nofail in bpf_local_storage_{map_free, destroy}

2026-02-06 14:47:59 -08:00

bpf_inode_storage.c

bpf: Switch to bpf_selem_unlink_nofail in bpf_local_storage_{map_free, destroy}

2026-02-06 14:47:59 -08:00

bpf_insn_array.c

bpf: Return EACCES for incorrect access to insn array

2026-01-13 19:36:18 -08:00

bpf_iter.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

bpf_local_storage.c

bpf: Switch to bpf_selem_unlink_nofail in bpf_local_storage_{map_free, destroy}

2026-02-06 14:47:59 -08:00

bpf_lru_list.c

bpf: Replace get_next_cpu() with cpumask_next_wrap()

2025-08-18 15:11:02 +02:00

bpf_lru_list.h

bpf: Adjust free target to avoid global starvation of LRU map

2025-06-18 18:50:14 -07:00

bpf_lsm_proto.c

bpf: annotate file argument as __nullable in bpf_lsm_mmap_file

2025-12-21 10:56:33 -08:00

bpf_lsm.c

bpf: annotate file argument as __nullable in bpf_lsm_mmap_file

2025-12-21 10:56:33 -08:00

bpf_struct_ops.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

bpf_task_storage.c

bpf: Switch to bpf_selem_unlink_nofail in bpf_local_storage_{map_free, destroy}

2026-02-06 14:47:59 -08:00

btf_iter.c

…

btf_relocate.c

…

btf.c

Convert 'alloc_flex' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

cgroup_iter.c

bpf: add new BPF_CGROUP_ITER_CHILDREN control option

2026-01-27 09:05:54 -08:00

cgroup.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

core.c

Convert more 'alloc_obj' cases to default GFP_KERNEL arguments

2026-02-21 20:03:00 -08:00

cpumap.c

bpf: cpumap: propagate underlying error in cpu_map_update_elem()

2025-12-09 23:53:27 -08:00

cpumask.c

bpf: Remove redundant KF_TRUSTED_ARGS flag from all kfuncs

2026-01-02 12:04:28 -08:00

crypto.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

devmap.c

bpf: Remove redundant __GFP_NOWARN

2025-08-12 14:56:04 -07:00

disasm.c

bpf: disasm: add support for BPF_JMP|BPF_JA|BPF_X

2025-11-05 17:53:23 -08:00

disasm.h

…

dispatcher.c

…

dmabuf_iter.c

bpf: Fix truncated dmabuf iterator reads

2025-12-09 23:48:34 -08:00

hashtab.c

bpf: Remove leftover accounting in htab_map_mem_usage after rqspinlock

2026-01-20 11:28:02 -08:00

helpers.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

inode.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

Kconfig

bpf: Update the bpf_prog_calc_tag to use SHA256

2025-09-18 19:10:20 -07:00

kmem_cache_iter.c

…

link_iter.c

bpf: Clean up individual BTF_ID code

2025-07-16 18:34:42 -07:00

liveness.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

local_storage.c

bpf: Add BPF_F_CPU and BPF_F_ALL_CPUS flags support for percpu_cgroup_storage maps

2026-01-06 20:48:32 -08:00

log.c

bpf, x86: add support for indirect jumps

2025-11-05 17:53:23 -08:00

lpm_trie.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

Makefile

bpf: annotate file argument as __nullable in bpf_lsm_mmap_file

2025-12-21 10:56:33 -08:00

map_in_map.c

…

map_in_map.h

…

map_iter.c

bpf: Remove redundant KF_TRUSTED_ARGS flag from all kfuncs

2026-01-02 12:04:28 -08:00

memalloc.c

bpf: replace use of system_unbound_wq with system_dfl_wq

2025-09-08 10:04:37 -07:00

mmap_unlock_work.h

…

mprog.c

…

net_namespace.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

offload.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

percpu_freelist.c

…

percpu_freelist.h

…

prog_iter.c

bpf: Clean up individual BTF_ID code

2025-07-16 18:34:42 -07:00

queue_stack_maps.c

…

range_tree.c

bpf: arena: Reintroduce memcg accounting

2026-01-02 14:31:59 -08:00

range_tree.h

…

relo_core.c

…

reuseport_array.c

…

ringbuf.c

bpf: Add SPDX license identifiers to a few files

2026-01-16 14:50:00 -08:00

rqspinlock.c

Merge tag 'mm-nonmm-stable-2026-02-12-10-48' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2026-02-12 12:13:01 -08:00

rqspinlock.h

…

stackmap.c

Merge tag 'bpf-next-6.19' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next

2025-12-03 16:54:54 -08:00

stream.c

bpf: Add bpf_stream_print_stack stack dumping kfunc

2026-02-03 10:41:16 -08:00

syscall.c

Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses

2026-02-22 08:26:33 -08:00

sysfs_btf.c

Merge tag 'driver-core-6.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/driver-core/driver-core

2025-07-29 12:15:39 -07:00

task_iter.c

…

tcx.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

tnum.c

bpf: Add bitwise tracking for BPF_END

2026-02-04 13:22:39 -08:00

token.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

trampoline.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

verifier.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00