Documented in 1 files:

• lib/string.c, line 479

Defined in 4 files as a prototype:

• Documentation/translations/zh_CN/admin-guide/mm/index.rst, line 18 (as a prototype)
• fs/nfsd/flexfilelayout.c, line 20 (as a prototype)
• include/linux/string.h, line 203 (as a prototype)
• security/safesetid/Makefile, line 23 (as a prototype)

Defined in 10 files as a function:

• arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi, line 386 (as a function)
• arch/arm64/crypto/aes-neonbs-core.S, line 330 (as a function)
• drivers/clk/qcom/videocc-sm8350.c, line 385 (as a function)
• drivers/gpu/drm/i915/display/intel_load_detect.c, line 334 (as a function)
• drivers/power/supply/cros_usbpd-charger.c, line 241 (as a function)
• drivers/s390/scsi/zfcp_fc.c, line 384 (as a function)
• include/linux/gpio/gpio-nomadik.h, line 389 (as a function)
• lib/string.c, line 490 (as a function)
• net/mac80211/tests/elems.c, line 389 (as a function)
• sound/pci/cs5535audio/cs5535audio_olpc.c, line 241 (as a function)

Referenced in 334 files:

• Documentation/ABI/testing/sysfs-ocfs2, line 3045
• Documentation/accounting/delay-accounting.rst, line 1623
• Documentation/admin-guide/blockdev/nbd.rst, line 460
• Documentation/admin-guide/pm/intel_uncore_frequency_scaling.rst, line 2128
• Documentation/dev-tools/kunit/start.rst, line 194
• Documentation/devicetree/bindings/arm/socionext/uniphier.yaml, 2 times
• Documentation/devicetree/bindings/display/dsi-controller.yaml, line 1531
• Documentation/devicetree/bindings/display/exynos/exynos_dp.txt, line 1195
• Documentation/devicetree/bindings/display/imx/fsl,imx-lcdc.yaml, line 1426
• Documentation/devicetree/bindings/display/imx/nxp,imx8mq-dcss.yaml, line 1025
• Documentation/devicetree/bindings/display/mediatek/mediatek,dither.yaml, line 776
• Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml, line 1980
• Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.yaml, line 844
• Documentation/devicetree/bindings/display/mediatek/mediatek,ovl-2l.yaml, line 2048
• Documentation/devicetree/bindings/display/mediatek/mediatek,postmask.yaml, line 866
• Documentation/devicetree/bindings/media/amlogic,gx-vdec.yaml, line 532
• Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml, line 571
• Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.yaml, line 1980
• Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-clk-measure.yaml, line 2376
• Documentation/devicetree/bindings/soc/fsl/cpm_qe/fsl,cpm1-tsa.yaml, line 645
• Documentation/devicetree/bindings/soc/imx/fsl,imx8mm-disp-blk-ctrl.yaml, line 2048
• Documentation/devicetree/bindings/soc/imx/fsl,imx8mm-vpu-blk-ctrl.yaml, line 2089
• arch/alpha/boot/stdio.c, line 524
• arch/alpha/kernel/setup.c, line 503
• arch/arm/mach-at91/pm.c, line 1658
• arch/arm/mach-s3c/gpio-samsung.h, line 525
• arch/arm64/boot/dts/apple/t8112-j413.dts, line 490
• arch/arm64/boot/dts/arm/foundation-v8.dtsi, line 531
• arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi, line 1985
• arch/arm64/boot/dts/qcom/pm8005.dtsi, line 527
• arch/loongarch/kernel/env.c, line 51
• arch/m68k/atari/config.c, line 157
• arch/mips/loongson64/boardinfo.c, 2 times
• arch/mips/txx9/generic/setup.c, line 207
• arch/parisc/kernel/entry.S, line 515
• arch/powerpc/kvm/fpu.S, line 33
• arch/powerpc/platforms/pseries/dlpar.c, 7 times
• arch/riscv/include/asm/string.h, line 531
• arch/s390/include/asm/nmi.h, line 527
• arch/s390/kernel/ipl.c, line 503
• arch/s390/lib/test_unwind.c, line 36
• arch/s390/tools/gen_opcode_table.c, line 140
• arch/um/drivers/ubd_kern.c, 3 times
• arch/x86/include/asm/nops.h, line 975
• arch/x86/kernel/cpu/common.c, line 1515
• arch/x86/kernel/cpu/resctrl/core.c, line 703
• arch/x86/kernel/cpu/resctrl/ctrlmondata.c, 4 times
• arch/x86/kernel/cpu/resctrl/rdtgroup.c, 3 times
• arch/x86/kernel/sev.c, line 2181
• block/blk-iocost.c, 2 times
• block/blk-iolatency.c, line 863
• block/blk-throttle.c, line 1604
• crypto/asymmetric_keys/asymmetric_type.c, 2 times
• drivers/acpi/pci_irq.c, line 524
• drivers/android/binder.c, line 6603
• drivers/block/rbd.c, line 6361
• drivers/block/rnbd/rnbd-clt-sysfs.c, line 86
• drivers/char/agp/parisc-agp.c, line 1206
• drivers/crypto/hisilicon/debugfs.c, 6 times
• drivers/crypto/marvell/octeontx/otx_cptpf_ucode.c, 4 times
• drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c, 5 times
• drivers/dax/bus.c, line 1175
• drivers/dma-buf/selftest.c, line 53
• drivers/dma/xilinx/xilinx_dpdma.c, 3 times
• drivers/edac/versal_edac.c, line 866
• drivers/edac/zynqmp_edac.c, line 314
• drivers/firmware/qemu_fw_cfg.c, line 509
• drivers/firmware/xilinx/zynqmp-debug.c, 3 times
• drivers/gpu/drm/amd/amdgpu/amdgpu_device.c, 3 times
• drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c, line 131
• drivers/gpu/drm/amd/display/dc/dce/dmub_psr.h, line 460
• drivers/gpu/drm/amd/include/asic_reg/sdma/sdma_4_4_2_offset.h, line 1194
• drivers/gpu/drm/amd/include/asic_reg/vcn/vcn_4_0_3_sh_mask.h, line 976
• drivers/gpu/drm/amd/pm/amdgpu_pm.c, 4 times
• drivers/gpu/drm/drm_edid_load.c, line 77
• drivers/gpu/drm/drm_mipi_dbi.c, line 1363
• drivers/gpu/drm/i915/i915_mitigations.c, line 43
• drivers/gpu/drm/i915/i915_pci.c, line 961
• drivers/gpu/drm/i915/selftests/i915_selftest.c, line 281
• drivers/gpu/drm/nouveau/nvkm/subdev/pmu/priv.h, line 530
• drivers/gpu/drm/vmwgfx/vmwgfx_bo.h, line 557
• drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c, line 227
• drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c, line 123
• drivers/gpu/drm/vmwgfx/vmwgfx_shader.c, line 344
• drivers/gpu/drm/xe/xe_pci.c, line 404
• drivers/hwtracing/stm/policy.c, line 503
• drivers/infiniband/hw/mlx5/ib_rep.c, line 196
• drivers/infiniband/ulp/srp/ib_srp.c, line 3339
• drivers/input/mouse/psmouse-base.c, line 528
• drivers/iommu/amd/init.c, line 3661
• drivers/isdn/mISDN/dsp_hwec.c, 2 times
• drivers/isdn/mISDN/dsp_pipeline.c, 3 times
• drivers/md/dm-crypt.c, 4 times
• drivers/media/cec/core/cec-core.c, line 218
• drivers/media/cec/core/cec-pin-error-inj.c, 2 times
• drivers/media/rc/rc-main.c, line 1168
• drivers/media/test-drivers/visl/visl-dec.c, line 368
• drivers/media/usb/uvc/Kconfig, line 532
• drivers/most/most_snd.c, 2 times
• drivers/mtd/devices/block2mtd.c, line 425
• drivers/mtd/devices/phram.c, line 277
• drivers/mtd/devices/slram.c, 3 times
• drivers/mtd/mtdswap.c, line 1347
• drivers/mtd/ubi/block.c, line 127
• drivers/mtd/ubi/build.c, line 1504
• drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c, line 1460
• drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c, 3 times
• drivers/net/ethernet/netronome/nfp/flower/main.h, line 138
• drivers/net/ethernet/netronome/nfp/nfp_main.c, line 498
• drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c, line 2286
• drivers/net/ethernet/sfc/tc_encap_actions.h, line 490
• drivers/net/ethernet/stmicro/stmmac/stmmac_main.c, line 8048
• drivers/net/netconsole.c, line 1262
• drivers/net/phy/mscc/mscc_macsec.c, line 261
• drivers/net/thunderbolt/main.c, line 183
• drivers/net/usb/pegasus.c, 3 times
• drivers/net/wireless/ath/ath6kl/debug.c, 29 times
• drivers/net/wireless/ath/wcn36xx/debug.c, line 120
• drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c, 8 times
• drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c, line 373
• drivers/net/wireless/mediatek/mt76/mt76x0/Kconfig, line 571
• drivers/nvme/host/fabrics.c, line 719
• drivers/nvme/target/fcloop.c, 2 times
• drivers/pci/controller/pcie-altera-msi.c, line 546
• drivers/pci/pci-stub.c, line 57
• drivers/pci/pci.c, line 5085
• drivers/platform/x86/dell/dell-wmi-sysman/enum-attributes.c, line 50
• drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c, 2 times
• drivers/platform/x86/thinkpad_acpi.c, 12 times
• drivers/platform/x86/uv_sysfs.c, line 684
• drivers/power/supply/mt6360_charger.c, line 1728
• drivers/regulator/88pm8607.c, line 556
• drivers/rtc/rtc-ds1390.c, line 1756
• drivers/rtc/rtc-pm8xxx.c, line 718
• drivers/rtc/rtc-vt8500.c, line 3102
• drivers/s390/block/dasd_devmap.c, 11 times
• drivers/s390/char/sclp.h, line 1463
• drivers/s390/cio/blacklist.c, 3 times
• drivers/s390/net/qeth_l3_sys.c, line 232
• drivers/s390/scsi/zfcp_aux.c, 3 times
• drivers/s390/virtio/virtio_ccw.c, 2 times
• drivers/scsi/aic7xxx/aic79xx_osm.c, line 1163
• drivers/scsi/aic7xxx/aic7xxx_osm.c, line 1044
• drivers/scsi/arm/fas216.c, line 108
• drivers/scsi/elx/efct/efct_hw.c, line 1137
• drivers/scsi/elx/efct/efct_lio.c, line 777
• drivers/scsi/ips.c, line 515
• drivers/scsi/lpfc/lpfc_debugfs.c, 2 times
• drivers/scsi/scsi_devinfo.c, 4 times
• drivers/soc/qcom/pmic_pdcharger_ulog.c, line 95
• drivers/staging/fbtft/fbtft-sysfs.c, 2 times
• drivers/staging/greybus/camera.c, 8 times
• drivers/staging/media/deprecated/atmel/atmel-isc-clk.c, line 519
• drivers/staging/sm750fb/sm750.c, 2 times
• drivers/target/iscsi/iscsi_target_auth.c, 2 times
• drivers/target/target_core_configfs.c, 2 times
• drivers/target/target_core_file.c, line 717
• drivers/target/target_core_iblock.c, line 597
• drivers/target/target_core_pscsi.c, line 725
• drivers/target/target_core_rd.c, line 557
• drivers/target/target_core_user.c, line 2588
• drivers/thunderbolt/debugfs.c, line 92
• drivers/thunderbolt/domain.c, line 190
• drivers/usb/core/quirks.c, 3 times
• drivers/usb/gadget/function/f_uac1.c, line 1612
• drivers/usb/gadget/function/f_uac2.c, line 2023
• drivers/vfio/mdev/mdev_sysfs.c, line 62
• drivers/vfio/pci/vfio_pci.c, line 217
• drivers/video/fbdev/acornfb.c, line 890
• drivers/video/fbdev/amifb.c, 5 times
• drivers/video/fbdev/atafb.c, 23 times
• drivers/video/fbdev/aty/aty128fb.c, line 1681
• drivers/video/fbdev/aty/atyfb_base.c, 4 times
• drivers/video/fbdev/aty/radeon_base.c, line 2563
• drivers/video/fbdev/au1100fb.c, line 381
• drivers/video/fbdev/au1200fb.c, line 1594
• drivers/video/fbdev/cirrusfb.c, line 2334
• drivers/video/fbdev/controlfb.c, line 804
• drivers/video/fbdev/core/fbcon.c, line 412
• drivers/video/fbdev/cyber2000fb.c, line 1490
• drivers/video/fbdev/efifb.c, line 283
• drivers/video/fbdev/fm2fb.c, line 300
• drivers/video/fbdev/fsl-diu-fb.c, line 1849
• drivers/video/fbdev/gbefb.c, line 1094
• drivers/video/fbdev/geode/gx1fb_core.c, line 409
• drivers/video/fbdev/geode/gxfb_core.c, line 495
• drivers/video/fbdev/geode/lxfb_core.c, line 627
• drivers/video/fbdev/grvga.c, 2 times
• drivers/video/fbdev/hyperv_fb.c, line 892
• drivers/video/fbdev/i740fb.c, line 1268
• drivers/video/fbdev/i810/i810_main.c, line 1970
• drivers/video/fbdev/imsttfb.c, line 1577
• drivers/video/fbdev/imxfb.c, line 878
• drivers/video/fbdev/kyro/fbdev.c, line 572
• drivers/video/fbdev/macfb.c, line 512
• drivers/video/fbdev/matrox/matroxfb_base.c, line 2346
• drivers/video/fbdev/neofb.c, line 2180
• drivers/video/fbdev/nvidia/nvidia.c, line 1473
• drivers/video/fbdev/ocfb.c, line 77
• drivers/video/fbdev/omap/omapfb_main.c, line 1857
• drivers/video/fbdev/omap2/omapfb/omapfb-main.c, line 2159
• drivers/video/fbdev/platinumfb.c, line 493
• drivers/video/fbdev/pm2fb.c, line 1783
• drivers/video/fbdev/pm3fb.c, line 1521
• drivers/video/fbdev/ps3fb.c, line 1269
• drivers/video/fbdev/pvr2fb.c, line 1043
• drivers/video/fbdev/pxafb.c, line 2022
• drivers/video/fbdev/riva/fbdev.c, line 2117
• drivers/video/fbdev/s3fb.c, line 1538
• drivers/video/fbdev/savage/savagefb_driver.c, line 2548
• drivers/video/fbdev/sis/sis_main.c, line 3972
• drivers/video/fbdev/sstfb.c, line 1283
• drivers/video/fbdev/tdfxfb.c, line 1579
• drivers/video/fbdev/tgafb.c, line 1584
• drivers/video/fbdev/tridentfb.c, line 1783
• drivers/video/fbdev/uvesafb.c, line 1813
• drivers/video/fbdev/valkyriefb.c, line 552
• drivers/video/fbdev/vesafb.c, line 217
• drivers/video/fbdev/vfb.c, line 409
• drivers/video/fbdev/via/viafbdev.c, 5 times
• drivers/w1/slaves/w1_therm.c, 2 times
• drivers/watchdog/ib700wdt.c, line 556
• fs/9p/v9fs.c, line 191
• fs/adfs/super.c, line 138
• fs/affs/super.c, line 208
• fs/afs/proc.c, line 568
• fs/bcachefs/compress.c, line 667
• fs/bcachefs/opts.c, 2 times
• fs/bcachefs/sysfs.c, 3 times
• fs/bcachefs/util.c, 2 times
• fs/befs/linuxvfs.c, line 708
• fs/debugfs/inode.c, line 118
• fs/devpts/inode.c, line 248
• fs/ecryptfs/main.c, line 276
• fs/ext2/super.c, line 479
• fs/ext4/super.c, line 2462
• fs/f2fs/super.c, line 683
• fs/fat/inode.c, line 1172
• fs/fs_context.c, line 242
• fs/fuse/cuse.c, line 237
• fs/gfs2/ops_fstype.c, line 1026
• fs/hfs/super.c, line 242
• fs/hfsplus/options.c, 2 times
• fs/hpfs/super.c, line 325
• fs/isofs/inode.c, line 364
• fs/jfs/super.c, line 245
• fs/kernfs/dir.c, line 890
• fs/nfs/fs_context.c, line 415
• fs/nfs/nfsroot.c, line 200
• fs/nilfs2/super.c, 2 times
• fs/ocfs2/super.c, line 1260
• fs/omfs/inode.c, line 409
• fs/orangefs/orangefs-debugfs.c, line 854
• fs/orangefs/super.c, line 69
• fs/pstore/inode.c, line 246
• fs/qnx6/inode.c, line 239
• fs/reiserfs/bitmap.c, line 581
• fs/smb/client/fs_context.c, 2 times
• fs/smb/server/misc.c, 2 times
• fs/tracefs/inode.c, line 272
• fs/ubifs/super.c, line 1043
• fs/udf/partition.c, line 492
• fs/ufs/super.c, line 392
• include/linux/mfd/ntxec.h, line 534
• init/main.c, line 1117
• kernel/bpf/inode.c, line 914
• kernel/cgroup/cgroup-v1.c, line 1318
• kernel/cgroup/cgroup.c, 2 times
• kernel/cgroup/misc.c, line 254
• kernel/cgroup/rdma.c, 3 times
• kernel/events/core.c, line 10820
• kernel/panic.c, line 811
• kernel/power/suspend_test.c, 2 times
• kernel/seccomp.c, line 2325
• kernel/trace/blktrace.c, line 1724
• kernel/trace/ftrace.c, 4 times
• kernel/trace/trace.c, 7 times
• kernel/trace/trace_events.c, 7 times
• kernel/trace/trace_events_hist.c, 21 times
• kernel/trace/trace_events_synth.c, 2 times
• kernel/trace/trace_events_trigger.c, 6 times
• kernel/trace/trace_events_user.c, 2 times
• kernel/trace/trace_functions.c, line 816
• lib/string.c, line 504
• mm/huge_memory.c, line 3618
• mm/memcontrol.c, line 7715
• mm/vmpressure.c, 2 times
• mm/vmscan.c, line 5473
• net/9p/client.c, line 154
• net/9p/trans_fd.c, line 790
• net/9p/trans_rdma.c, line 198
• net/ceph/osdmap.c, line 2933
• net/ipv4/tcp_cong.c, 2 times
• net/mac80211/debugfs_sta.c, 4 times
• samples/fprobe/fprobe_example.c, line 129
• samples/landlock/sandboxer.c, 2 times
• scripts/mod/modpost.c, 2 times
• scripts/mod/sumversion.c, line 404
• security/apparmor/lsm.c, line 871
• security/integrity/ima/ima_fs.c, 2 times
• security/integrity/ima/ima_policy.c, 5 times
• security/keys/encrypted-keys/encrypted.c, 6 times
• security/keys/keyctl_pkey.c, line 45
• security/keys/trusted-keys/trusted_core.c, 3 times
• security/keys/trusted-keys/trusted_tpm1.c, line 755
• security/loadpin/loadpin.c, line 318
• security/security.c, line 309
• security/smack/smackfs.c, line 1973
• sound/soc/codecs/wcd9335.c, line 2733
• sound/soc/codecs/wcd934x.c, line 4997
• sound/soc/samsung/Makefile, line 528
• sound/soc/sof/amd/renoir.c, line 1756
• sound/soc/sof/intel/atom.c, line 286
• sound/soc/sof/intel/hda-ctrl.c, 3 times
• sound/soc/sof/intel/hda.c, line 997
• sound/soc/sof/ipc3-dtrace.c, line 134
• sound/soc/tegra/Kconfig, line 2111
• sound/xen/xen_snd_front_cfg.c, 2 times
• tools/arch/x86/include/asm/nops.h, line 975
• tools/perf/bench/numa.c, 2 times
• tools/perf/builtin-config.c, line 147
• tools/perf/builtin-inject.c, 4 times
• tools/perf/builtin-kmem.c, 2 times
• tools/perf/builtin-lock.c, line 387
• tools/perf/util/config.c, line 690
• tools/perf/util/dlfilter.c, line 631
• tools/perf/util/metricgroup.c, 2 times
• tools/perf/util/pfm.c, line 55
• tools/perf/util/synthetic-events.c, line 2414
• tools/testing/kunit/run_checks.py, line 2686
• tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c, line 562
• tools/testing/selftests/bpf/xdp_synproxy.c, line 404
• tools/testing/selftests/drivers/net/mlxsw/qos_ets_strict.sh, line 555
• tools/testing/selftests/mm/khugepaged.c, line 1131