Documented in 2 files:

• drivers/firmware/efi/libstub/string.c, line 184
• lib/string.c, line 778

Defined in 9 files as a prototype:

• arch/alpha/include/asm/string.h, line 63 (as a prototype)
• arch/arm/include/asm/string.h, line 28 (as a prototype)
• arch/arm64/include/asm/string.h, line 31 (as a prototype)
• arch/powerpc/boot/string.h, line 19 (as a prototype)
• arch/powerpc/include/asm/string.h, line 30 (as a prototype)
• arch/s390/include/asm/string.h, line 198 (as a prototype)
• arch/sh/include/asm/string_32.h, line 97 (as a prototype)
• arch/x86/include/asm/string_32.h, line 163 (as a prototype)
• include/linux/string.h, line 268 (as a prototype)

Defined in 3 files as a label:

• arch/alpha/lib/ev6-memchr.S, line 38 (as a label)
• arch/alpha/lib/memchr.S, line 40 (as a label)
• arch/powerpc/boot/string.S, line 219 (as a label)

Defined in 9 files as a function:

• arch/arm/boot/compressed/string.c, line 126 (as a function)
• arch/arm/lib/memchr.S, line 14 (as a function)
• arch/s390/include/asm/string.h, line 95 (as a function)
• arch/s390/lib/string.c, line 286 (as a function)
• arch/sh/lib/memchr.S, line 15 (as a function)
• arch/x86/lib/string_32.c, line 181 (as a function)
• drivers/firmware/efi/libstub/string.c, line 193 (as a function)
• include/linux/fortify-string.h, line 719 (as a function)
• lib/string.c, line 787 (as a function)

Referenced in 94 files:

• arch/alpha/lib/ev6-memchr.S
  • line 36
  • line 37
  • line 192
  • line 193
• arch/alpha/lib/memchr.S
  • line 38
  • line 39
  • line 164
  • line 165
• arch/arc/kernel/unwind.c, line 622
• arch/arm/kernel/armksyms.c, line 90
• arch/arm/lib/memchr.S, line 23
• arch/arm64/lib/memchr.S
  • line 75
  • line 76
• arch/powerpc/boot/string.S, line 218
• arch/powerpc/lib/string.S
  • line 53
  • line 65
• arch/powerpc/platforms/4xx/cpm.c, line 150
• arch/s390/lib/string.c, line 302
• arch/sh/kernel/sh_ksyms_32.c, line 10
• arch/x86/lib/string_32.c, line 197
• drivers/char/lp.c, line 833
• drivers/cpufreq/amd-pstate.c, line 1229
• drivers/cpufreq/intel_pstate.c, line 1221
• drivers/hwtracing/intel_th/msu.c
  • line 1888
  • line 2005
  • line 2010
• drivers/infiniband/hw/qib/qib_sysfs.c, line 655
• drivers/input/keyboard/applespi.c, line 1166
• drivers/input/keyboard/maple_keyb.c
  • line 96
  • line 108
• drivers/input/serio/libps2.c, line 194
• drivers/input/serio/ps2mult.c, line 86
• drivers/md/dm-ioctl.c, line 1463
• drivers/media/pci/cx18/cx18-fileops.c, line 297
• drivers/media/pci/ivtv/ivtv-fileops.c, line 301
• drivers/media/platform/qcom/venus/hfi_venus.c, line 1043
• drivers/media/test-drivers/vicodec/vicodec-core.c, line 358
• drivers/misc/lkdtm/heap.c
  • line 274
  • line 307
• drivers/misc/mei/vsc-tp.c, line 180
• drivers/net/netconsole.c, line 1073
• drivers/pinctrl/intel/pinctrl-baytrail.c, line 1382
• drivers/platform/x86/asus-tf103c-dock.c, line 299
• drivers/platform/x86/dell/dell-wmi-sysman/dell-wmi-sysman.h, line 142
• drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c, line 81
• drivers/platform/x86/hp/hp-bioscfg/bioscfg.c, line 195
• drivers/scsi/scsi.c, line 354
• drivers/soc/apple/rtkit-crashlog.c, line 74
• drivers/soc/fsl/qe/qe.c, line 359
• drivers/tty/hvc/hvc_iucv.c, line 1290
• drivers/usb/core/sysfs.c, line 458
• drivers/xen/xenbus/xenbus_dev_frontend.c
  • line 503
  • line 509
• fs/afs/addr_list.c
  • line 103
  • line 103
  • line 122
  • line 132
  • line 168
• fs/afs/addr_prefs.c, line 87
• fs/afs/proc.c
  • line 96
  • line 232
  • line 236
  • line 588
• fs/autofs/dev-ioctl.c, line 44
• fs/bcachefs/dirent.c, line 135
• fs/bcachefs/thread_with_file.c, line 376
• fs/bcachefs/xattr.c, line 100
• fs/btrfs/dev-replace.c
  • line 729
  • line 736
• fs/btrfs/ioctl.c
  • line 232
  • line 239
• fs/cachefiles/daemon.c
  • line 302
  • line 306
• fs/fs_context.c, line 606
• fs/fuse/readdir.c
  • line 136
  • line 304
  • line 413
• fs/fuse/virtio_fs.c, line 361
• fs/isofs/rock.c, line 278
• fs/lockd/mon.c, line 325
• fs/nfs/fs_context.c, line 980
• fs/nfs/nfs4idmap.c, line 170
• fs/nfs/nfs4namespace.c
  • line 330
  • line 505
• fs/readdir.c, line 154
• fs/romfs/storage.c
  • line 51
  • line 147
• fs/smb/client/dns_resolve.c, line 52
• fs/smb/client/netmisc.c, line 166
• fs/xfs/libxfs/xfs_attr.c, line 1528
• fs/xfs/libxfs/xfs_dir2.c
  • line 751
  • line 751
• fs/xfs/libxfs/xfs_symlink_remote.c, line 225
• include/linux/fortify-string.h
  • line 39
  • line 90
• include/linux/string_helpers.h, line 17
• kernel/power/hibernate.c, line 1171
• kernel/power/main.c
  • line 171
  • line 288
  • line 696
• kernel/printk/printk.c, line 1414
• kernel/printk/printk_ringbuffer.c, line 1797
• kernel/sysctl.c, line 377
• lib/fortify_kunit.c
  • line 840
  • line 844
  • line 847
• lib/memcpy_kunit.c
  • line 195
  • line 201
  • line 203
• lib/nlattr.c, line 477
• lib/string.c, line 797
• lib/test_fortify/read_overflow-memchr.c, line 3
• mm/kasan/kasan_test.c, line 1462
• net/ceph/messenger.c
  • line 1253
  • line 1254
• net/dns_resolver/dns_key.c
  • line 144
  • line 160
  • line 168
• net/mctp/device.c
  • line 230
  • line 289
• net/netfilter/nfnetlink_osf.c
  • line 321
  • line 322
  • line 323
• net/rxrpc/rxkad.c, line 901
• scripts/asn1_compiler.c
  • line 367
  • line 378
  • line 382
• scripts/dtc/libfdt/fdt_overlay.c
  • line 437
  • line 446
  • line 456
  • line 716
• scripts/dtc/libfdt/fdt_ro.c
  • line 28
  • line 83
  • line 260
  • line 281
  • line 714
• scripts/dtc/libfdt/libfdt_env.h, line 87
• security/tomoyo/util.c
  • line 533
  • line 534
• tools/lib/bpf/usdt.c
  • line 1161
  • line 1168
• tools/perf/builtin-trace.c, line 606
• tools/perf/util/color.c, line 108
• tools/perf/util/probe-event.c, line 1531
• tools/perf/util/srccode.c
  • line 49
  • line 68
  • line 168
• tools/perf/util/symbol-elf.c
  • line 2773
  • line 2788